Google Git
Sign in
chromium/codesearch/chromium/src/refs/heads/main/./testing/variations/fieldtrial_testing_config.json
blob: e338782f8cd80ed9577e094547be125e1b4e4ba4 [file] [edit]
{
"AAPMBlocksWebGPU": [
{
"platforms": [
"android_webview",
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AAPMBlocksWebGPU"
]
}
]
}
],
"AAudioVariableSizedCallbacks": [
{
"platforms": [
"android",
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AAudioVariableSizedCallbacks"
]
}
]
}
],
"AIFuseboxFakeboxEvolution": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AIOmniboxAskPlaceholder",
"ComposeboxPlusButtonBottomSheet",
"PlusButtonInFakebox"
]
}
]
}
],
"AIFuseboxIOSModelPicker": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ComposeboxAdditionalAdvancedTools",
"ComposeboxDeepSearch",
"ComposeboxServerSideState"
]
}
]
}
],
"AIFuseboxIOSTablet": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AIMNTPEntrypointTablet",
"ComposeboxIpad"
]
}
]
}
],
"AIMEligibilityImprovements": [
{
"platforms": [
"android",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AimEligibilityServiceIdentityImprovements",
"AimUrlNavigationFetchEnabled"
]
}
]
}
],
"ANGLEPerContextBlobCache": [
{
"platforms": [
"android_webview",
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ANGLEPerContextBlobCache"
]
}
]
}
],
"AVFoundationCaptureForwardSampleTimestamps": [
{
"platforms": [
"mac"
],
"experiments": [
{
"name": "Disabled",
"disable_features": [
"AVFoundationCaptureForwardSampleTimestamps"
]
}
]
}
],
"AXRandomizedStressTests": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AXRandomizedStressTests"
]
}
]
}
],
"AXTreeFixing": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AXTreeFixing"
]
}
]
}
],
"AblateSearchProviderWarmupRequests": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AblateSearchProviderWarmup"
]
}
]
}
],
"AccessibilityAnnotatorContentAnnotatorPipeline": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "ContentAnnotatorEnabledFullAnnotationDisabled",
"params": {
"content_annotator_classifier_relevance_values": "{\"ShoppingCart\":2}",
"content_annotator_classifier_semantic_match_rules": "{\"ShoppingCart\":[\"Shopping Cart\", \"Cart\", \"Shopping Bag\"]}",
"content_annotator_classifier_title_keyword_rules": "{\"ShoppingCart\":[\"\\\\bcart\\\\b\",\"\\\\bbag\\\\b\",\"\\\\bbasket\\\\b\",\"\\\\bpac\\\\b\"]}",
"content_annotator_classifier_url_match_rules": "{\"ShoppingCart\":[\".*/cart(?:[/?#].*|$)\",\".*/bag(?:[/?#].*|$)\",\".*/basket(?:[/?#].*|$)\",\".*/pac(?:[/?#].*|$)\"]}"
},
"enable_features": [
"ContentAnnotator"
]
},
{
"name": "ContentAnnotatorEnabledFullMarkdownAnnotation",
"params": {
"content_annotator_classifier_relevance_values": "{\"ShoppingCart\":2}",
"content_annotator_classifier_semantic_match_rules": "{\"ShoppingCart\":[\"Shopping Cart\", \"Cart\", \"Shopping Bag\"]}",
"content_annotator_classifier_title_keyword_rules": "{\"ShoppingCart\":[\"\\\\bcart\\\\b\",\"\\\\bbag\\\\b\",\"\\\\bbasket\\\\b\",\"\\\\bpac\\\\b\"]}",
"content_annotator_classifier_url_match_rules": "{\"ShoppingCart\":[\".*/cart(?:[/?#].*|$)\",\".*/bag(?:[/?#].*|$)\",\".*/basket(?:[/?#].*|$)\",\".*/pac(?:[/?#].*|$)\"]}",
"content_annotator_enable_full_annotation": "true"
},
"enable_features": [
"ContentAnnotator"
]
},
{
"name": "Control",
"disable_features": [
"ContentAnnotator"
]
}
]
}
],
"AccessibilityAnnotatorLiveTabContext": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AccessibilityAnnotatorLiveTabContext"
]
}
]
}
],
"AccessibilityCheckJavaNodeCacheFreshness": [
{
"platforms": [
"android"
],
"experiments": [
{
"//1": "Experiment checks correctness of cache by bypassing it;",
"//2": "Not intended for wide release.",
"name": "Enabled",
"enable_features": [
"AccessibilityCheckJavaNodeCacheFreshness"
],
"disable_benchmarking": true
}
]
}
],
"AccessibilityDeprecateJavaNodeCache": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "OptimizeScrollDisableCache",
"params": {
"disable_cache": "true",
"optimize_scroll": "true"
},
"enable_features": [
"AccessibilityDeprecateJavaNodeCache"
]
},
{
"name": "OptimizeScroll",
"params": {
"optimize_scroll": "true"
},
"enable_features": [
"AccessibilityDeprecateJavaNodeCache"
]
},
{
"name": "DisableCache",
"params": {
"disable_cache": "true"
},
"enable_features": [
"AccessibilityDeprecateJavaNodeCache"
]
},
{
"name": "Control",
"disable_features": [
"AccessibilityDeprecateJavaNodecache"
]
}
]
}
],
"AccessibilityExtendedSelection": [
{
"platforms": [
"android",
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AccessibilityExtendedSelection",
"AccessibilitySetSelectableOnAllNodesWithText"
]
}
]
}
],
"AccessibilityHandleOccludingViews": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AccessibilityHandleOccludingViews"
]
},
{
"name": "Control",
"disable_features": [
"AccessibilityHandleOccludingViews"
]
}
]
}
],
"AccessibilityMagnificationFollowsFocus": [
{
"platforms": [
"android",
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AccessibilityMagnificationFollowsFocus"
]
}
]
}
],
"AccessibilityManifestV3ChromeVox": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AccessibilityManifestV3ChromeVox"
]
}
]
}
],
"AccessibilityPageZoomV2": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AccessibilityPageZoomV2"
]
}
]
}
],
"AccessibilityPerformanceMeasurementExperiment": [
{
"platforms": [
"android",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Control2025-07-08",
"disable_features": [
"AccessibilityPerformanceMeasurementExperiment"
]
},
{
"name": "EnabledWithAXModeComplete2025-07-08",
"params": {
"accessibility_performance_group_name": "AXModeComplete"
},
"enable_features": [
"AccessibilityPerformanceMeasurementExperiment"
]
},
{
"name": "EnabledWithWebContentsOnly2025-07-08",
"params": {
"accessibility_performance_group_name": "WebContentsOnly"
},
"enable_features": [
"AccessibilityPerformanceMeasurementExperiment"
]
},
{
"name": "EnabledWithAXModeCompleteNoInlineTextBoxes2025-07-08",
"params": {
"accessibility_performance_group_name": "AXModeCompleteNoInlineTextBoxes"
},
"enable_features": [
"AccessibilityPerformanceMeasurementExperiment"
]
},
{
"name": "EnabledWithRendererSerializationOnly2025-07-08",
"params": {
"accessibility_performance_group_name": "RendererSerializationOnly"
},
"enable_features": [
"AccessibilityPerformanceMeasurementExperiment"
]
}
]
}
],
"AccessibilityPopulateSupplementalDescriptionApi": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AccessibilityPopulateSupplementalDescriptionApi"
]
}
]
}
],
"AccessibilityRequestScopedContentChangedEvents": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "MaxContentChangedEventsToFire_005",
"params": {
"max_events": "5"
},
"enable_features": [
"AccessibilityRequestScopedContentChangedEvents"
]
},
{
"name": "MaxContentChangedEventsToFire_x",
"params": {
"max_events": "0"
},
"enable_features": [
"AccessibilityRequestScopedContentChangedEvents"
]
},
{
"name": "MaxContentChangedEventsToFire_002",
"params": {
"max_events": "2"
},
"enable_features": [
"AccessibilityRequestScopedContentChangedEvents"
]
},
{
"name": "MaxContentChangedEventsToFire_010",
"params": {
"max_events": "10"
},
"enable_features": [
"AccessibilityRequestScopedContentChangedEvents"
]
},
{
"name": "MaxContentChangedEventsToFire_030",
"params": {
"max_events": "30"
},
"enable_features": [
"AccessibilityRequestScopedContentChangedEvents"
]
},
{
"name": "MaxContentChangedEventsToFire_050",
"params": {
"max_events": "50"
},
"enable_features": [
"AccessibilityRequestScopedContentChangedEvents"
]
},
{
"name": "Control",
"disable_features": [
"AccessibilityRequestScopedContentChangedEvents"
]
}
]
}
],
"AccessibilitySequentialFocus": [
{
"platforms": [
"android",
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AccessibilitySequentialFocus"
]
},
{
"name": "Disabled",
"disable_features": [
"AccessibilitySequentialFocus"
]
}
]
}
],
"AccessibilitySerializationSizeMetrics": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AccessibilitySerializationSizeMetrics"
]
}
]
}
],
"AccessibilityUnifiedSnapshots": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AccessibilityUnifiedSnapshots"
]
}
]
}
],
"AccountRetrievalWaitsForRestoration": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AccountRetrievalWaitsForRestoration"
]
}
]
}
],
"ActivitylessSigninAllEntryPointClank": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"EnableActivitylessSigninAllEntryPoint"
]
}
]
}
],
"AddressInfobarDisplayLength": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Sixteen_Seconds",
"params": {
"duration-seconds": "16"
},
"enable_features": [
"AddressInfobarDisplayLength"
]
}
]
}
],
"AdjustGpuProcessPriority": [
{
"platforms": [
"mac"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AdjustGpuProcessPriority"
]
}
]
}
],
"AdjustPreconnectRetryInterval": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Multiplier1.2WithZeroDelays",
"params": {
"kPreconnectBackoffMultiplier": "1.2",
"kPreconnectInitialRetryInterval": "0ms",
"kPreconnectNetworkChangeInterval": "0ms"
},
"enable_features": [
"AdjustPreconnectRetryInterval"
]
}
]
}
],
"AggressiveShaderCacheLimits": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"fuchsia",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AggressiveShaderCacheLimits"
]
}
]
}
],
"AlignPdfDefaultPrintSettingsWithHTML": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AlignPdfDefaultPrintSettingsWithHTML"
]
}
]
}
],
"AlignWakeUps": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Disabled",
"disable_features": [
"AlignWakeUps"
]
}
]
}
],
"AllowDatapipeDrainedAsBytesConsumerInBFCache": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"fuchsia",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AllowDatapipeDrainedAsBytesConsumerInBFCache"
]
}
]
}
],
"AllowDelayedAudioFocusGainAndroid": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AllowDelayedAudioFocusGainAndroid"
]
}
]
}
],
"AlwaysUseAudioManagerOutputFramesPerBuffer": [
{
"platforms": [
"android",
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AlwaysUseAudioManagerOutputFramesPerBuffer"
]
}
]
}
],
"AndroidAdaptiveAdpfEfficiencyMode": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Compositor",
"params": {
"helper_mode": "compositor",
"mode": "adaptive"
},
"enable_features": [
"EnableAdpfEfficiencyMode",
"UsePerformanceHelper"
],
"disable_features": [
"RestrictBigCoreThreadAffinity"
]
}
]
}
],
"AndroidAnimatedImageDragShadow": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AnimatedImageDragShadow"
]
}
]
}
],
"AndroidAnimatedProgressBarInBrowser": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled_JumpToCompletionWithFade_20260504",
"params": {
"jump_to_completion_with_fade": "true"
},
"enable_features": [
"AndroidAnimatedProgressBarInBrowser"
],
"disable_features": [
"AndroidProgressBarVisualUpdate"
]
}
]
}
],
"AndroidAppRatingPrompt": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AndroidAppRatingPrompt"
]
}
]
}
],
"AndroidBookmarkHistoryPane": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "EnabledWithHistoryPane",
"enable_features": [
"HistoryPaneAndroid"
]
}
]
}
],
"AndroidBottomToolbarV2": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"params": {
"force_bottom_for_focused_omnibox": "true"
},
"enable_features": [
"AndroidBottomToolbarV2"
]
}
]
}
],
"AndroidCaptureKeyEvents": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AndroidCaptureKeyEvents"
]
}
]
}
],
"AndroidDesktopAimGate": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AndroidDesktopAimGate"
]
}
]
}
],
"AndroidDesktopStyleScrollbars": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AndroidDesktopStyleScrollbars"
]
}
]
}
],
"AndroidDesktopUASpoofAsChromeOS": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AndroidDesktopUASpoofAsChromeOS"
]
}
]
}
],
"AndroidDesktopWebPrefsLargeDisplays": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AndroidDesktopWebPrefsLargeDisplays"
]
}
]
}
],
"AndroidDesktopZoomScaling": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "EnabledSmall",
"params": {
"desktop-zoom-scaling-factor": "109",
"monitor-zoom-scaling-factor": "120"
},
"enable_features": [
"AndroidDesktopZoomScaling"
]
},
{
"name": "EnabledMedium",
"params": {
"desktop-zoom-scaling-factor": "115",
"monitor-zoom-scaling-factor": "125"
},
"enable_features": [
"AndroidDesktopZoomScaling"
]
},
{
"name": "EnabledLarge",
"params": {
"desktop-zoom-scaling-factor": "120",
"monitor-zoom-scaling-factor": "130"
},
"enable_features": [
"AndroidDesktopZoomScaling"
]
}
]
}
],
"AndroidDevToolsFrontend": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AndroidDevToolsFrontend"
]
}
]
}
],
"AndroidDocumentPictureInPictureAPI": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled_Desktop_FormFactor_20260417",
"enable_features": [
"AutoDocPiPPermissionPromptAndroid",
"DocumentPictureInPictureAPI"
]
},
{
"name": "Enabled_NonDesktop_FormFactor_20260417",
"enable_features": [
"DocumentPictureInPictureAPI"
],
"disable_features": [
"AutoDocPiPPermissionPromptAndroid"
]
},
{
"name": "Control_NonDesktop_FormFactor_20260417",
"disable_features": [
"AutoDocPiPPermissionPromptAndroid",
"DocumentPictureInPictureAPI"
]
}
]
}
],
"AndroidEntraSso": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AndroidEntraSSO"
]
}
]
}
],
"AndroidHatsNext": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "EnabledStartupSurvey",
"params": {
"en_site_id": "78FakAwAN0tK1KeaPYj0PoiAHrrQ",
"probability": "0.5"
},
"enable_features": [
"ChromeSurveyNextAndroid"
]
}
]
}
],
"AndroidLowLatencyCanvas": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"LowLatencyCanvas2dImageChromium",
"LowLatencyWebGLImageChromium"
],
"min_os_version": "10.0.0"
}
]
}
],
"AndroidMediaInsertion": [
{
"platforms": [
"android",
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AndroidMediaInsertion"
]
}
]
}
],
"AndroidMediaPickerAdoption": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled_Direct",
"params": {
"use_action_pick_images": "true"
},
"enable_features": [
"MediaPickerAdoption"
],
"min_os_version": "13.0.0"
},
{
"name": "Enabled_Direct_Plus",
"params": {
"use_action_pick_images_plus": "true"
},
"enable_features": [
"MediaPickerAdoption"
],
"min_os_version": "13.0.0"
},
{
"name": "Enabled_Indirect",
"params": {
"use_action_get_content": "true"
},
"enable_features": [
"MediaPickerAdoption"
],
"min_os_version": "13.0.0"
}
]
}
],
"AndroidNavigationBlurTransitionAnimation": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled_FadeOut150",
"params": {
"nav-animation-fade-hold-duration-ms": "350",
"nav-animation-fade-out-duration-ms": "150",
"skip_srp": "false"
},
"enable_features": [
"AndroidNavigationBlurTransitionAnimation"
]
}
]
}
],
"AndroidPageInfoAsAppMenuItem": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AndroidPageInfoAsAppMenuItem"
]
}
]
}
],
"AndroidParentalControlsV2": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SupervisedUserEmitLogRecordSeparately",
"SupervisedUserMergeDeviceParentalControlsAndFamilyLinkPrefs",
"SupervisedUserUseUrlFilteringService"
]
}
]
}
],
"AndroidPermissionOptIns": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "FirstPromptDay7_SecondPromptDay14",
"params": {
"initial_prompt_delay_days": "7",
"permission_request_interval_days": "7",
"permission_request_max_count": "2"
},
"enable_features": [
"NotificationPermissionVariant"
]
},
{
"name": "FirstPromptDay7_Only",
"params": {
"initial_prompt_delay_days": "7",
"permission_request_max_count": "1"
},
"enable_features": [
"NotificationPermissionVariant"
]
},
{
"name": "FirstPromptDay56_SecondPromptDay63",
"params": {
"initial_prompt_delay_days": "56",
"permission_request_interval_days": "7",
"permission_request_max_count": "2"
},
"enable_features": [
"NotificationPermissionVariant"
]
}
]
}
],
"AndroidPkAutocorrectUnderline": [
{
"platforms": [
"android",
"android_webview"
],
"experiments": [
{
"name": "EnabledV1",
"enable_features": [
"AndroidPkAutocorrectUnderline"
],
"disable_features": [
"AndroidPkAutocorrectUnderlineV2"
]
},
{
"name": "EnabledV2",
"enable_features": [
"AndroidPkAutocorrectUnderlineV2"
],
"disable_features": [
"AndroidPkAutocorrectUnderline"
]
}
]
}
],
"AndroidReaderModeFastFollows": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "EnabledAll",
"enable_features": [
"ReaderModeBlurTransitionAnimation",
"ReaderModeDelayBottomSheetPeek",
"ReaderModeToggleLinks"
]
}
]
}
],
"AndroidReaderModeImproveAppExperience": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "EnabledReadabilityDistillerWithNoTriggering",
"params": {
"min_content_length": "100",
"show_cpa": "true",
"use_distiller": "true",
"use_heuristic": "false"
},
"enable_features": [
"ReaderModeDistillInApp",
"ReaderModeUseReadability"
]
}
]
}
],
"AndroidReaderModeImprovements": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "EnabledCustomCpaTimeout",
"params": {
"always_on_entry_point": "false",
"custom_cpa_timeout": "300",
"custom_cpa_timeout_enabled": "true",
"trigger_on_mobile_friendly_pages": "false"
},
"enable_features": [
"ReaderModeImprovements"
]
}
]
}
],
"AndroidSandboxRendererProcessPolicy": [
{
"platforms": [
"android",
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"RestrictRendererPoliciesInBaseline",
"UseRendererProcessPolicy"
]
}
]
}
],
"AndroidSaveCardNonBlockingDialog": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AndroidSaveCardNonBlockingDialog"
]
}
]
}
],
"AndroidSetupList": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "AddressBarAndPwManagementEnabled",
"params": {
"include_address_bar_placement": "true",
"include_pw_management": "true"
},
"enable_features": [
"AndroidSetupList"
]
}
]
}
],
"AndroidSpareRendererCreation_V3": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "FilterNTPNoMemoryThresholdWithKill",
"params": {
"kill_when_backgrounded": "true",
"lowest-ranking": "true",
"not-perceptible-binding": "false",
"omnibox_spare_renderer_delay_ms": "500",
"only_for_navigation": "true",
"only_warmup_after_web_page_loaded": "true",
"remove-binding-no-timeout": "true",
"spare_renderer_available_memory_threshold_enabled": "false",
"spare_renderer_creation_timing": "after-loading",
"spare_renderer_timeout_seconds": "60"
},
"enable_features": [
"AndroidWarmUpSpareRendererWithTimeout",
"OverrideAndroidOmniboxSpareRendererDelay",
"ResumeNavigationWithSpeculativeRFHProcessGone",
"SpareRendererProcessPriority"
]
}
]
}
],
"AndroidSpellcheckAndGrammarCheck": [
{
"platforms": [
"android",
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AndroidGrammarCheck",
"AndroidSpellcheckFullApiBlink",
"AndroidSpellcheckNativeUi",
"LeftClickToHandleSuggestion",
"SpellCheckChunking"
]
}
]
}
],
"AndroidSwipeToSwitchPane": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled_20260106",
"enable_features": [
"EnableSwipeToSwitchPane"
]
}
]
}
],
"AndroidSystemTracing": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "EnablePerfettoSystemTracing",
"enable_features": [
"EnablePerfettoSystemTracing"
]
}
]
}
],
"AndroidThreadPriority": [
{
"platforms": [
"android",
"android_webview"
],
"experiments": [
{
"name": "RaiseDisplayCriticalThreadPriorityV2",
"params": {
"interactive": "-12",
"obey_soc_restrictions": "false",
"presentation": "-12"
},
"enable_features": [
"AndroidThreadPriority"
]
}
]
}
],
"AndroidTipsNotifications": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled_Essential",
"params": {
"essential": "true"
},
"enable_features": [
"AndroidTipsNotifications"
]
},
{
"name": "Enabled_NewFeatures",
"params": {
"new_features": "true"
},
"enable_features": [
"AndroidTipsNotifications"
]
}
]
}
],
"AndroidUseCorrectDisplayWorkArea": [
{
"platforms": [
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AndroidUseCorrectDisplayWorkArea"
]
}
]
}
],
"AndroidUseDisplayTopology": [
{
"platforms": [
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AndroidUseDisplayTopology"
]
}
]
}
],
"AndroidWindowManagementWebApi": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AndroidUseCorrectDisplayWorkArea",
"AndroidUseDisplayTopology",
"AndroidWindowManagementWebApi"
]
}
]
}
],
"AndroidWindowOcclusion": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "FlexibleOcclusionMediumRateLimit",
"params": {
"calculate_occlusion_rate_limit_ms": "100",
"minimum_visibility_size_threshold": "10",
"occlusion_optimizations": "true",
"tracking_mode": "self_occlusion"
},
"enable_features": [
"AndroidWindowOcclusion"
]
},
{
"name": "MetricsOnly",
"params": {
"calculate_occlusion_rate_limit_ms": "500",
"minimum_visibility_size_threshold": "0",
"occlusion_optimizations": "false",
"tracking_mode": "self_occlusion"
},
"enable_features": [
"AndroidWindowOcclusion"
]
},
{
"name": "ExactOcclusionNoRateLimit",
"params": {
"calculate_occlusion_rate_limit_ms": "0",
"minimum_visibility_size_threshold": "0",
"occlusion_optimizations": "true",
"tracking_mode": "self_occlusion"
},
"enable_features": [
"AndroidWindowOcclusion"
]
},
{
"name": "ExactOcclusionMediumRateLimit",
"params": {
"calculate_occlusion_rate_limit_ms": "100",
"minimum_visibility_size_threshold": "0",
"occlusion_optimizations": "true",
"tracking_mode": "self_occlusion"
},
"enable_features": [
"AndroidWindowOcclusion"
]
},
{
"name": "ExactOcclusionSlowRateLimit",
"params": {
"calculate_occlusion_rate_limit_ms": "500",
"minimum_visibility_size_threshold": "0",
"occlusion_optimizations": "true",
"tracking_mode": "self_occlusion"
},
"enable_features": [
"AndroidWindowOcclusion"
]
},
{
"name": "FlexibleOcclusionNoRateLimit",
"params": {
"calculate_occlusion_rate_limit_ms": "0",
"minimum_visibility_size_threshold": "10",
"occlusion_optimizations": "true",
"tracking_mode": "self_occlusion"
},
"enable_features": [
"AndroidWindowOcclusion"
]
},
{
"name": "VeryFlexibleOcclusionNoRateLimit",
"params": {
"calculate_occlusion_rate_limit_ms": "0",
"minimum_visibility_size_threshold": "50",
"occlusion_optimizations": "true",
"tracking_mode": "self_occlusion"
},
"enable_features": [
"AndroidWindowOcclusion"
]
},
{
"name": "VeryFlexibleOcclusionMediumRateLimit",
"params": {
"calculate_occlusion_rate_limit_ms": "100",
"minimum_visibility_size_threshold": "50",
"occlusion_optimizations": "true",
"tracking_mode": "self_occlusion"
},
"enable_features": [
"AndroidWindowOcclusion"
]
}
]
}
],
"AndroidWindowPopupLargeScreen": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AndroidWindowPopupCustomTabUi",
"AndroidWindowPopupLargeScreen",
"AndroidWindowPopupPredictFinalBounds",
"AndroidWindowPopupResizeAfterSpawn"
]
}
]
}
],
"AndroidZeroCopyVideoCapture": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AndroidZeroCopyVideoCapture"
]
}
]
}
],
"AnimatedDefaultBrowserPromoInFRE": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "EnabledWithActionButtons",
"params": {
"AnimatedDefaultBrowserPromoInFREExperimentType": "0"
},
"enable_features": [
"AnimatedDefaultBrowserPromoInFRE"
]
},
{
"name": "EnabledWithShowMeHow",
"params": {
"AnimatedDefaultBrowserPromoInFREExperimentType": "1"
},
"enable_features": [
"AnimatedDefaultBrowserPromoInFRE"
]
},
{
"name": "EnabledWithInstructions",
"params": {
"AnimatedDefaultBrowserPromoInFREExperimentType": "2"
},
"enable_features": [
"AnimatedDefaultBrowserPromoInFRE"
]
}
]
}
],
"AnimationForDesktopCapturePermissionChecker": [
{
"platforms": [
"mac"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AnimationForDesktopCapturePermissionChecker"
]
}
]
}
],
"AnnotatedPageContentExtraction": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Glic",
"params": {
"capture_delay": "5s",
"on_critical_path": "true"
},
"enable_features": [
"AnnotatedPageContentExtraction"
]
},
{
"name": "Actionable",
"params": {
"capture_delay": "5s",
"mode": "actionable",
"on_critical_path": "true"
},
"enable_features": [
"AnnotatedPageContentExtraction"
]
}
]
}
],
"AnnotatedPageContentNonSalientFiltering": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "enabled",
"params": {
"exclude_ad_related": "true"
},
"enable_features": [
"AnnotatedPageContentNonSalientFiltering"
]
}
]
}
],
"AnnotatedPageContentsVirtualStructure": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AnnotatedPageContentsVirtualStructure"
]
}
]
}
],
"AppListLaunchRecorder": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "AppListLaunchRecorder",
"enable_features": [
"EnableAppListLaunchRecording"
]
}
]
}
],
"AppStoreInAppEvents": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AppStoreInAppEvents"
]
}
]
}
],
"AppsCollectionsFeature": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Counterfactual_M127",
"params": {
"is-counterfactual": "true",
"is-modified-order": "false"
},
"enable_features": [
"AppsCollections"
]
},
{
"name": "Enabled_M127",
"params": {
"is-counterfactual": "false",
"is-modified-order": "false"
},
"enable_features": [
"AppsCollections"
]
},
{
"name": "Modified_Order_M127",
"params": {
"is-counterfactual": "false",
"is-modified-order": "true"
},
"enable_features": [
"AppsCollections"
]
}
]
}
],
"AppsCollectionsHATS": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "HATS_Survey_Needing",
"params": {
"prob": "0.075",
"survey_cycle_length": "7",
"survey_start_date_ms": "1717064595",
"trigger_id": "c568w7vW40jBnuKU19R0RZJEYkgx"
},
"enable_features": [
"HappinessTrackingLauncherAppsNeeding"
]
}
]
}
],
"AppsCollectionsHATSFinding": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "HATS_Survey_Finding",
"params": {
"prob": "0.025",
"survey_cycle_length": "7",
"survey_start_date_ms": "1717064595",
"trigger_id": "G3Fdon7fh0jBnuKU19R0XRX1udZS"
},
"enable_features": [
"HappinessTrackingLauncherAppsFinding"
]
}
]
}
],
"ArcBlockIoScheduler": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"params": {
"data_block_io_scheduler": "true"
},
"enable_features": [
"ArcBlockIoScheduler"
],
"min_os_version": "15880.0.0"
}
]
}
],
"ArcExtendIntentAnrTimeout": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ArcExtendIntentAnrTimeout"
],
"min_os_version": "15962.0.0"
}
]
}
],
"ArcExtendServiceAnrTimeout": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ArcExtendServiceAnrTimeout"
],
"min_os_version": "15962.0.0"
}
]
}
],
"ArcOnDemandV2_4GBTuning": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "enabled_1days_20251029",
"params": {
"inactive_interval": "1d"
},
"enable_features": [
"ArcOnDemandV2"
],
"hardware_classes": [
"dedede",
"grunt",
"hana",
"octopus"
]
}
]
}
],
"ArcVmBlkMultipleWorkers": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ArcEnableVirtioBlkMultipleWorkers"
]
}
]
}
],
"ArcVmGkiOnT": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ArcVmGki"
],
"min_os_version": "15979.0.0",
"hardware_classes": [
"brya"
]
}
]
}
],
"ArcVmInitThrottle3": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "throttle_to_50_percent",
"params": {
"quota": "50"
},
"enable_features": [
"CrOSLateBootArcVmInitialThrottle"
]
},
{
"name": "throttle_to_75_percent",
"params": {
"quota": "75"
},
"enable_features": [
"CrOSLateBootArcVmInitialThrottle"
]
}
]
}
],
"ArcVmLowMemJemallocArenas": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"CrOSLateBootArcVmLowMemJemallocArenas"
]
}
]
}
],
"ArcVmS2Idle": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ArcS2Idle"
],
"min_os_version": "15880.0.0"
}
]
}
],
"ArcVmVirtualSwap": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "VirtualSwapEnabled_25PercentVmSize_10SecondSwapInterval",
"params": {
"guest_reclaim_enabled": "true",
"ram_percentage": "80",
"shift_mib": "0",
"size_percentage": "25",
"virtual_swap_enabled": "true",
"virtual_swap_interval_ms": "10000"
},
"enable_features": [
"ArcGuestZram",
"ArcVmMemorySize"
]
}
]
}
],
"ArcVmmSwap": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ArcVmmSwapPolicy",
"ArcVmmSwapoutGhostWindow",
"ArcvmSwapoutKeyboardShortcut"
],
"min_os_version": "15489.0.0"
},
{
"name": "Enabled_20230615",
"enable_features": [
"ArcVmmSwapPolicy",
"ArcVmmSwapoutGhostWindow"
],
"min_os_version": "15489.0.0"
}
]
}
],
"AshSessionRestoreDeferOccludedActiveTabLoad": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AshSessionRestoreDeferOccludedActiveTabLoad"
]
}
]
}
],
"AssistMultiWord": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "EnabledWithGboard_20230907",
"params": {
"block": "[]",
"group": "gboard"
},
"enable_features": [
"AssistMultiWord"
]
},
{
"name": "EnabledWithGboardD_20230907",
"params": {
"block": "[]",
"group": "gboard_d"
},
"enable_features": [
"AssistMultiWord"
]
},
{
"name": "EnabledWithGboardE_20230907",
"params": {
"block": "[]",
"group": "gboard_e"
},
"enable_features": [
"AssistMultiWord"
]
}
]
}
],
"AsyncBeforeUnload": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"AsyncBeforeUnloadTimeout": "500ms"
},
"enable_features": [
"AsyncBeforeUnload"
]
}
]
}
],
"AsyncDnsLinux": [
{
"platforms": [
"linux"
],
"experiments": [
{
"name": "Enabled_20221111",
"enable_features": [
"AsyncDns"
]
}
]
}
],
"AsyncNavigationInterceptUnlaunch": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Disabled",
"disable_features": [
"AsyncNavigationIntercept"
]
}
]
}
],
"AsyncNotiicationmanager": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "EnableWithDownload",
"enable_features": [
"AsyncNotificationManager",
"AsyncNotificationManagerForDownload"
]
}
]
}
],
"AsyncPredictorDbUpdate": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AsyncPredictorDbUpdate"
]
}
]
}
],
"AsyncQuicSession": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"ios",
"linux",
"mac"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AsyncQuicSession"
]
}
]
}
],
"AsyncRetryOnTooManyConnectionErrors": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AsyncRetryOnTooManyConnectionErrors"
]
}
]
}
],
"AudioFocusEnforcementStudy": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "DisabledV2",
"disable_features": [
"AudioFocusEnforcement"
]
}
]
}
],
"AudioOffload": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AudioOffload"
]
}
]
}
],
"AudioSelectionImprovement": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AudioSelectionImprovement"
]
}
]
}
],
"AutoDownloadTranslateLanguagePacks": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_EnEs_S1",
"params": {
"language_pairs": "en-es"
},
"enable_features": [
"AutoDownloadTranslateLanguagePacks"
]
}
]
}
],
"AutoSpeculationRules": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_20231201",
"params": {
"config": "{\"framework_to_speculation_rules\":{\"12\":\"{\\\"prefetch\\\":[{\\\"source\\\":\\\"document\\\",\\\"eagerness\\\":\\\"conservative\\\",\\\"where\\\":{\\\"href_matches\\\":\\\"/*\\\"}}]}\"}}",
"holdback": "false"
},
"enable_features": [
"AutoSpeculationRules"
]
},
{
"name": "Holdback_20231201",
"params": {
"config": "{\"framework_to_speculation_rules\":{\"12\":\"{\\\"prefetch\\\":[{\\\"source\\\":\\\"document\\\",\\\"eagerness\\\":\\\"conservative\\\",\\\"where\\\":{\\\"href_matches\\\":\\\"/*\\\"}}]}\"}}",
"holdback": "true"
},
"enable_features": [
"AutoSpeculationRules"
]
}
]
}
],
"AutocorrectByDefault": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"params": {
"block": "[]"
},
"enable_features": [
"AutocorrectByDefault"
]
},
{
"name": "Default",
"params": {
"block": "[]"
},
"enable_features": [
"AutocorrectByDefault"
]
},
{
"name": "Holdback",
"params": {
"block": "[]"
},
"enable_features": []
}
]
}
],
"AutofillAddressSuggestionsOnTyping": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_20251023",
"enable_features": [
"AutofillAddressSuggestionsOnTyping"
]
},
{
"name": "EnabledHigherMinCharactersToShowSuggestions_20251023",
"params": {
"min_number_characters_to_match": "4"
},
"enable_features": [
"AutofillAddressSuggestionsOnTyping"
]
},
{
"name": "EnabledLowerMinMissingCharactersToShowSuggestions_20251023",
"params": {
"min_missing_characters_number": "7"
},
"enable_features": [
"AutofillAddressSuggestionsOnTyping"
]
},
{
"name": "EnabledHigherMaxCharactersToHideSuggestions_20251023",
"params": {
"max_number_characters_to_match": "7"
},
"enable_features": [
"AutofillAddressSuggestionsOnTyping"
]
},
{
"name": "EnabledTopTypes_20251023",
"params": {
"field_types": "9-83-30-60-36-13-33-7"
},
"enable_features": [
"AutofillAddressSuggestionsOnTyping"
]
},
{
"name": "EnabledStrikeDatabase_20251023",
"enable_features": [
"AutofillAddressSuggestionsOnTyping",
"AutofillAddressSuggestionsOnTypingHasStrikeDatabase"
]
}
]
}
],
"AutofillAddressUserPerceptionSurveyUS": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"en_site_id": "Q13fLRHym0ugnJ3q1cK0Tm5d8fMW",
"probability": "1"
},
"enable_features": [
"AutofillAddressUserPerceptionSurvey"
]
}
]
}
],
"AutofillAiIos": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AutofillAiAvailableByDefault",
"AutofillAiDedupeEntities",
"AutofillAiReauthRequired",
"AutofillAiServerModel",
"AutofillAiVoteForFormatStringsForFlightNumbers",
"AutofillAiWalletFlightReservation",
"AutofillAiWalletPrivatePasses",
"AutofillAiWalletPrivatePassesDeepLink",
"AutofillAiWalletVehicleRegistration",
"AutofillAiWithDataSchema",
"AutofillSupportDateInput",
"FormsClassificationsMqlsLogging",
"IPH_AutofillAiValuables",
"SyncAccountSettings",
"SyncAutofillValuable",
"SyncAutofillValuableMetadata",
"SyncWalletFlightReservations",
"SyncWalletVehicleRegistrations",
"WalletApiPrivatePassesConsent",
"WalletApiPrivatePassesEnabled"
]
}
]
}
],
"AutofillAiM4Android": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AutofillAiAvailableByDefault",
"AutofillAiDedupeEntities",
"AutofillAiReauthRequired",
"AutofillAiServerModel",
"AutofillAiVoteForFormatStringsForFlightNumbers",
"AutofillAiWalletFlightReservation",
"AutofillAiWalletPrivatePasses",
"AutofillAiWalletPrivatePassesDeepLink",
"AutofillAiWalletVehicleRegistration",
"AutofillAiWithDataSchema",
"FormsClassificationsMqlsLogging",
"IPH_AutofillAiValuables",
"SyncAccountSettings",
"SyncAutofillValuableMetadata",
"SyncWalletFlightReservations",
"SyncWalletVehicleRegistrations",
"WalletApiPrivatePassesEnabled"
]
}
]
}
],
"AutofillAiWalletPrivatePasses": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AutofillAiNewUpdatePrompt",
"AutofillAiWalletPrivatePasses",
"AutofillAiWalletPrivatePassesDeepLink",
"SuggestionManageButtonSplitForEnhancedAutofill",
"WalletApiPrivatePassesEnabled"
]
}
]
}
],
"AutofillAllowFillingModifiedInitialValues": [
{
"platforms": [
"android",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AutofillAllowFillingModifiedInitialValues"
]
}
]
}
],
"AutofillAndroidFormDataCompareFieldGlobalId": [
{
"platforms": [
"android",
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AutofillAndroidFormDataCompareFieldGlobalId"
]
}
]
}
],
"AutofillAndroidKeyboardAccessoryDynamicPositioning": [
{
"platforms": [
"android",
"android_webview",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AutofillAndroidDesktopKeyboardAccessoryRevamp",
"AutofillAndroidDesktopSuppressAccessoryOnEmpty",
"AutofillAndroidKeyboardAccessoryDynamicPositioning"
]
}
]
}
],
"AutofillCreditCardUserPerceptionSurvey": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"en_site_id": "Q13fLRHym0ugnJ3q1cK0Tm5d8fMW",
"probability": "1"
},
"enable_features": [
"AutofillCreditCardUserPerceptionSurvey"
]
}
]
}
],
"AutofillDelayApcForPredictions": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AutofillDelayApcForPredictions"
]
}
]
}
],
"AutofillEnableAiBasedAmountExtractionAndroid": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AutofillEnableAiBasedAmountExtraction",
"AutofillPreferBuyNowPayLaterBlocklists"
]
}
]
}
],
"AutofillEnableBuyNowPayLaterAndroid": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AutofillEnableAmountExtraction",
"AutofillEnableBuyNowPayLater",
"AutofillEnableBuyNowPayLaterForExternallyLinked",
"AutofillEnableBuyNowPayLaterForKlarna",
"AutofillEnableBuyNowPayLaterUpdatedSuggestionSecondLineString",
"AutofillEnableTouchToFillReshowForBnpl",
"AutofillTouchToFillShowManualFillForVcnFix"
]
}
]
}
],
"AutofillEnableDeduplicationOnBackgroundThread": [
{
"platforms": [
"windows",
"mac",
"linux",
"chromeos",
"android",
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AutofillEnableDeduplicationOnBackgroundThread"
]
}
]
}
],
"AutofillEnableDownstreamCardAwarenessIph": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AutofillEnableDownstreamCardAwarenessIph"
]
}
]
}
],
"AutofillEnableImportOfUnchangedValuesForCountryAndState": [
{
"platforms": [
"android",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AutofillEnableImportOfUnchangedValuesForCountryAndState"
]
}
]
}
],
"AutofillEnableNonAffiliatedLoyaltyCardsFilling": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AutofillEnableNonAffiliatedLoyaltyCardsFilling"
]
}
]
}
],
"AutofillEnablePayNowPayLaterTabs": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AutofillEnablePayNowPayLaterTabs"
]
}
]
}
],
"AutofillEnableSaveAndFill": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AutofillEnableSaveAndFill"
]
}
]
}
],
"AutofillEnableWalletBrandingV2": [
{
"platforms": [
"android",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AutofillEnableWalletBrandingV2"
]
}
]
}
],
"AutofillExtendZipCodeValidation": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AutofillExtendZipCodeValidation"
]
}
]
}
],
"AutofillFilterPlaceholderValuesOnImport": [
{
"platforms": [
"android",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AutofillFilterPlaceholderValuesOnImport"
]
}
]
}
],
"AutofillFixCivilStateMisclassificationForESPT": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AutofillFixCivilStateMisclassificationForESPT"
]
}
]
}
],
"AutofillFixFormEquality": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AutofillFixFormEquality"
]
}
]
}
],
"AutofillFixRewriterRules": [
{
"platforms": [
"android",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AutofillFixRewriterRules"
]
}
]
}
],
"AutofillFixStateCountryMisclassification": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AutofillFixStateCountryMisclassification"
]
}
]
}
],
"AutofillImprovePhoneNumberDetection": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AutofillImprovePhoneFieldParser",
"AutofillImprovePhoneNumberRationalization",
"AutofillNewAugmentedPhoneCountryCodeRegex",
"AutofillNewRegexForPhoneCountryCode",
"AutofillPreferPhoneCountryCodeTypeOverCountryHtmlType"
]
}
]
}
],
"AutofillImproveSubmissionDetectionV3": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_All",
"enable_features": [
"AutofillFixFormTracking",
"AutofillReplaceCachedWebElementsByRendererIds"
]
}
]
}
],
"AutofillIntroduceGlobalEmptyValueRewriterRules": [
{
"platforms": [
"android",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AutofillIntroduceGlobalEmptyValueRewriterRules"
]
}
]
}
],
"AutofillModelPredictions": [
{
"platforms": [
"android",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"model_active": "false"
},
"enable_features": [
"AutofillModelPredictions"
]
}
]
}
],
"AutofillMoveSmallFormLogicToClient": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AutofillMoveSmallFormLogicToClient"
]
}
]
}
],
"AutofillNewSuggestionGeneration": [
{
"platforms": [
"android",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AutofillNewSuggestionGeneration"
]
}
]
}
],
"AutofillOptimizeIsNormalizedNameVariantOf": [
{
"platforms": [
"android",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AutofillOptimizeIsNormalizedNameVariantOf"
]
}
]
}
],
"AutofillPasswordUserPerceptionSurvey": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"en_site_id": "cLnNGzEX59NNVVEtwumiSF",
"probability": "1"
},
"enable_features": [
"AutofillPasswordUserPerceptionSurvey"
]
}
]
}
],
"AutofillPaymentsFieldSwapping": [
{
"platforms": [
"android",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AutofillPaymentsFieldSwapping"
]
}
]
}
],
"AutofillPopupCheckHtmlFormPopupOverlap": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AutofillPopupCheckHtmlFormPopupOverlap"
]
}
]
}
],
"AutofillPopupDontAcceptNonVisibleEnoughSuggestion": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AutofillPopupDontAcceptNonVisibleEnoughSuggestion"
]
}
]
}
],
"AutofillServerQueryPredictionsEarly": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AutofillServerQueryPredictionsEarly"
]
}
]
}
],
"AutofillSharedStorageServerCardData": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AutofillSharedStorageServerCardData"
]
}
]
}
],
"AutofillStructuredFieldsDisableAddressLines": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AutofillStructuredFieldsDisableAddressLines"
]
}
]
}
],
"AutofillSupportSplitZipCode": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AutofillDisallowMoreHyphenLikeLabels",
"AutofillSupportSplitZipCode"
]
}
]
}
],
"AutofillSurveys": [
{
"platforms": [
"chromeos",
"mac",
"windows",
"linux"
],
"experiments": [
{
"name": "Card_20230606",
"params": {
"en_site_id": "F2fsskHvB0ugnJ3q1cK0NXLjUaK5",
"probability": "1.0"
},
"enable_features": [
"AutofillCardSurvey"
],
"disable_features": [
"AutofillAddressSurvey",
"AutofillPasswordSurvey"
]
},
{
"name": "Password_20230606",
"params": {
"en_site_id": "6VQ4NCCaq0ugnJ3q1cK0TR13rB8t",
"probability": "1.0"
},
"enable_features": [
"AutofillPasswordSurvey"
],
"disable_features": [
"AutofillAddressSurvey",
"AutofillCardSurvey"
]
},
{
"name": "Address_20230606",
"params": {
"en_site_id": "qQW9c2ho10ugnJ3q1cK0X48UQjZs",
"probability": "1.0"
},
"enable_features": [
"AutofillAddressSurvey"
],
"disable_features": [
"AutofillCardSurvey",
"AutofillPasswordSurvey"
]
}
]
}
],
"AutofillTrackSelectFieldEdits": [
{
"platforms": [
"android",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AutofillTrackSelectFieldEdits"
]
}
]
}
],
"AutofillUKMExperimentalFields": [
{
"platforms": [
"android",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"autofill_experimental_regex_bucket1": "test1"
},
"enable_features": [
"AutofillUKMExperimentalFields"
]
}
]
}
],
"AutofillUpstream": [
{
"platforms": [
"android",
"chromeos",
"fuchsia",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_20220124",
"enable_features": [
"AutofillUpstream"
]
}
]
}
],
"AutofillUpstreamEnforceStrikeDelay": [
{
"platforms": [
"android",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AutofillUpstreamEnforceStrikeDelay"
]
}
]
}
],
"AutofillYourSavedInfoHatsSurveysContactInfo": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"en_site_id": "UuDtBUYQd0ugnJ3q1cK0VRmtfk3Y",
"probability": "1.0"
},
"enable_features": [
"ManageContactInfoPerceptionSurvey"
]
}
]
}
],
"AutofillYourSavedInfoHatsSurveysIdentityDocs": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"en_site_id": "811zfpRVW0ugnJ3q1cK0Xrx1zx6D",
"probability": "1.0"
},
"enable_features": [
"ManageIdentityDocsPerceptionSurvey"
]
}
]
}
],
"AutofillYourSavedInfoHatsSurveysPasswords": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"en_site_id": "aiz6pApe80ugnJ3q1cK0VEFVxXwp",
"probability": "1.0"
},
"enable_features": [
"ManagePasswordsPerceptionSurvey"
]
}
]
}
],
"AutofillYourSavedInfoHatsSurveysPayments": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"en_site_id": "5SEr2of3w0ugnJ3q1cK0W5dS4VKB",
"probability": "1.0"
},
"enable_features": [
"ManagePaymentsPerceptionSurvey"
]
}
]
}
],
"AutofillYourSavedInfoHatsSurveysTravel": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"en_site_id": "39qE7WkY60ugnJ3q1cK0RfbRRKSd",
"probability": "1.0"
},
"enable_features": [
"ManageTravelPerceptionSurvey"
]
}
]
}
],
"AutofillYourSavedInfoHatsSurveysYourSavedInfo": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"en_site_id": "yQz3bhmYH0ugnJ3q1cK0UjmzS3J3",
"probability": "1.0"
},
"enable_features": [
"ManageYourSavedInfoPerceptionSurvey"
]
}
]
}
],
"AutomatedPasswordChangeAwaitPageStability": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"AwaitPageStabilityTimeout": "4s"
},
"enable_features": [
"AwaitPageStabilityForPasswordChange"
]
}
]
}
],
"AutomaticUsbDetach": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AutomaticUsbDetach"
]
}
]
}
],
"AutoplayPoliciesAndroid": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AutoplayPoliciesAndroid"
]
}
]
}
],
"AvatarButtonSyncPromoWindows": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AvatarButtonSyncPromo"
]
}
]
}
],
"AvoidEntryCreationForNoStore": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"AvoidEntryCreationForNoStoreCacheSize": "40000"
},
"enable_features": [
"AvoidEntryCreationForNoStore"
]
}
]
}
],
"AvoidUnnecessaryForcedLayoutMeasurements": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AvoidUnnecessaryForcedLayoutMeasurements"
]
}
]
}
],
"BFCachePerformanceManagerPolicy": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "EnabledPolicy_CacheSize6_20230525",
"params": {
"cache_size": "6",
"foreground_cache_size": "0"
},
"enable_features": [
"BFCachePerformanceManagerPolicy",
"BackForwardCacheSize"
]
}
]
}
],
"BackForwardCacheCCNSIgnoreUnchangedCookies": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_20260401",
"enable_features": [
"BackForwardCacheCCNSIgnoreUnchangedCookies"
]
}
]
}
],
"BackForwardCacheMemoryControls": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"params": {
"memory_threshold_for_back_forward_cache_in_mb": "1"
},
"enable_features": [
"BackForwardCacheMemoryControls"
]
},
{
"name": "Enabled_1000",
"params": {
"memory_threshold_for_back_forward_cache_in_mb": "1000"
},
"enable_features": [
"BackForwardCacheMemoryControls"
]
},
{
"name": "Enabled_1000",
"params": {
"memory_threshold_for_back_forward_cache_in_mb": "1001"
},
"enable_features": [
"BackForwardCacheMemoryControls"
]
},
{
"name": "Enabled_1000",
"params": {
"memory_threshold_for_back_forward_cache_in_mb": "1100"
},
"enable_features": [
"BackForwardCacheMemoryControls"
]
},
{
"name": "Enabled_1000",
"params": {
"memory_threshold_for_back_forward_cache_in_mb": "1200"
},
"enable_features": [
"BackForwardCacheMemoryControls"
]
},
{
"name": "Enabled_1300",
"params": {
"memory_threshold_for_back_forward_cache_in_mb": "1300"
},
"enable_features": [
"BackForwardCacheMemoryControls"
]
},
{
"name": "Enabled_1000",
"params": {
"memory_threshold_for_back_forward_cache_in_mb": "1400"
},
"enable_features": [
"BackForwardCacheMemoryControls"
]
},
{
"name": "Enabled_1500",
"params": {
"memory_threshold_for_back_forward_cache_in_mb": "1500"
},
"enable_features": [
"BackForwardCacheMemoryControls"
]
},
{
"name": "Enabled_1000",
"params": {
"memory_threshold_for_back_forward_cache_in_mb": "1600"
},
"enable_features": [
"BackForwardCacheMemoryControls"
]
},
{
"name": "Enabled_1700",
"params": {
"memory_threshold_for_back_forward_cache_in_mb": "1700"
},
"enable_features": [
"BackForwardCacheMemoryControls"
]
}
]
}
],
"BackForwardCachePauseMicrotasks": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"fuchsia",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"BackForwardCachePauseMicrotasks"
]
}
]
}
],
"BackNavigationMenuIPH": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "EnabledIPHWhenUserPerformsChainedBackNavigation_20230510",
"params": {
"availability": ">0",
"event_trigger": "name:back_navigation_menu_iph_is_triggered;comparator:<=4;window:365;storage:365",
"event_used": "name:back_navigation_menu_is_opened;comparator:==0;window:7;storage:365",
"session_rate": "<1",
"snooze_params": "max_limit:4,snooze_interval:7",
"x_experiment": "1"
},
"enable_features": [
"IPH_BackNavigationMenu"
]
}
]
}
],
"BackToOpener": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"BackToOpener"
]
}
]
}
],
"BackgroundRefreshRegressionTest": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Baseline",
"params": {
"regression_test_arm": "baseline"
},
"enable_features": [
"BackgroundRefreshRegressionTest"
]
}
]
}
],
"BackgroundTabsInterventions": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "SustainedPMUrgentDiscarding",
"enable_features": [
"SustainedPMUrgentDiscarding"
],
"disable_features": [
"InfiniteTabsFreezing"
]
},
{
"name": "InfiniteTabsFreezing",
"enable_features": [
"InfiniteTabsFreezing"
],
"disable_features": [
"SustainedPMUrgentDiscarding"
]
}
]
}
],
"BackgroundThreadPoolPIGeneral": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled_20260106",
"params": {
"config": "6"
},
"enable_features": [
"BackgroundThreadPoolFieldTrial"
]
}
]
}
],
"BaseLockTrySpin": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac"
],
"experiments": [
{
"name": "Enabled",
"params": {
"spin_count_arm": "2048",
"spin_count_x86": "64"
},
"enable_features": [
"BaseLockTrySpin"
]
}
]
}
],
"BatchNativeEventsInMessagePumpEpoll": [
{
"platforms": [
"android",
"chromeos",
"linux",
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"BatchNativeEventsInMessagePumpEpoll"
]
}
]
}
],
"BatterySaverModeAlignWakeUps": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"BatterySaverModeAlignWakeUps",
"LowerHighResolutionTimerThreshold"
]
}
]
}
],
"BeaconLeakageLogging": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_v1",
"params": {
"category_param_name": "category",
"category_prefix": "acrcp_v1_"
},
"enable_features": [
"BeaconLeakageLogging"
]
}
]
}
],
"BeforeFirstRunDesktopRefreshSurvey": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"en_site_id": "XhHJ3uboj0ugnJ3q1cK0S6RQC7u7",
"hats_histogram_name": "Feedback.HappinessTrackingSurvey.BeforeFirstRunDesktopRefreshSurvey",
"probability": "1.0"
},
"enable_features": [
"BeforeFirstRunDesktopRefreshSurvey"
]
}
]
}
],
"BiometricAuthPwdFillAndroid": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled_20210616",
"enable_features": [
"BiometricTouchToFill"
]
}
]
}
],
"BirchCoral": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"CoralFeature"
]
}
]
}
],
"BlinkLifecycleScriptForbidden": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"BlinkLifecycleScriptForbidden"
]
}
]
}
],
"BlockTelephonyDevicePhoneMute": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Disabled",
"disable_features": [
"BlockTelephonyDevicePhoneMute"
]
}
]
}
],
"BlockfileCacheBackendDumpWithoutCrashing": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"dump_without_crashing_frequency": "0.02"
},
"enable_features": [
"BlockfileCacheBackendDumpWithoutCrashing"
]
}
]
}
],
"BluetoothQualityReport": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled_20221013",
"enable_features": [
"BluetoothQualityReport"
]
}
]
}
],
"BoardingPassDetectorMultiArms": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled_US",
"params": {
"boarding_pass_detector_urls": "https://www.aa.com,https://www.delta.com,https://www.hawaiianairlines.com"
},
"enable_features": [
"BoardingPassDetector"
]
}
]
}
],
"BocaConfigureMaxStudents": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"params": {
"BocaMaxNumStudentsAllowed": "100"
},
"enable_features": [
"BocaConfigureMaxStudents"
]
}
]
}
],
"BocaGeminiIntegration": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"params": {
"BocaGeminiGuidedLearningUrl": "https://gemini.google.com/guided-learning",
"BocaGeminiUrl": "https://gemini.google.com"
},
"enable_features": [
"BocaGeminiIntegration"
]
}
]
}
],
"BocaMigrateSpeechRecongnizerClient": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Disabled",
"disable_features": [
"BocaMigrateSpeechRecongnizerClient"
]
}
]
}
],
"BocaOnTaskLockedQuizMigration": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"BocaOnTaskLockedQuizMigration"
]
}
]
}
],
"BocaReceiverCustomPolling": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"params": {
"BocaReceiverCustomPollingInterval": "10s",
"BocaReceiverCustomPollingMaxFailuresCountx": "3"
},
"enable_features": [
"BocaReceiverCustomPolling"
]
}
]
}
],
"BoostClosingTabs": [
{
"platforms": [
"chromeos",
"linux",
"mac"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"BoostClosingTabs"
]
}
]
}
],
"BorealisProvision": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"BorealisProvision"
]
}
]
}
],
"BrowserControlsEarlyResize": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"BrowserControlsEarlyResize"
]
}
]
}
],
"BrowserControlsScrollSnapAnimation": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"BrowserControlsScrollSnapAnimation"
]
}
]
}
],
"BrowserDynamicCodeDisabled": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"BrowserDynamicCodeDisabled"
]
}
]
}
],
"BrowserInitiatedAutomaticPictureInPicture": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"BrowserInitiatedAutomaticPictureInPicture"
]
}
]
}
],
"BrowserInitiatedAutomaticPictureInPictureDryRun": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"BrowserInitiatedAutomaticPictureInPictureDryRun"
]
}
]
}
],
"BrowserSignalsReportingEnabled": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"BrowserSignalsReportingEnabled"
]
}
]
}
],
"BrowserThreadPoolAdjustmentForAndroid": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "thread_pool_default_20230920",
"params": {
"BrowserThreadPoolCoresMultiplier": "0.6",
"BrowserThreadPoolMax": "8",
"BrowserThreadPoolMin": "6",
"BrowserThreadPoolOffset": "0"
},
"enable_features": [
"BrowserThreadPoolAdjustment"
]
}
]
}
],
"BrowserThreadPoolAdjustmentForDesktop": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "thread_pool_default_20230920",
"params": {
"BrowserThreadPoolCoresMultiplier": "0.6",
"BrowserThreadPoolMax": "32",
"BrowserThreadPoolMin": "16",
"BrowserThreadPoolOffset": "0"
},
"enable_features": [
"BrowserThreadPoolAdjustment"
]
}
]
}
],
"BrowsingDataModelAndroid": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"BrowsingDataModel"
]
}
]
}
],
"BrowsingHistoryActorIntegrationM3": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"BrowsingHistoryActorIntegrationM3",
"BrowsingHistorySimilarVisitsGrouping"
]
}
]
}
],
"BubbleMetricsApi": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"BubbleMetricsApi"
]
}
]
}
],
"BundledSecuritySettings": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"BundledSecuritySettings",
"MigrateEnhancedSbUserToEnhancedBundle"
]
}
]
}
],
"BusyLoopAggressiveAfterCommittedLoad": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"BusyLoopAggressiveAfterCommittedLoad"
]
}
]
}
],
"BusyLoopLessWhenCompositorGesture": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled_20260302",
"enable_features": [
"BusyLoopLessWhenCompositorGesture"
]
}
]
}
],
"BusyLoopOnMainThread": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled_2ms",
"params": {
"busy_loop_for": "2ms"
},
"enable_features": [
"BusyLoopOnMainThread"
]
}
]
}
],
"BypassRequestForbiddenHeadersCheck": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"BypassRequestForbiddenHeadersCheck"
]
}
]
}
],
"CADisplayLinkInBrowser": [
{
"platforms": [
"mac"
],
"experiments": [
{
"name": "EnabledInBrowser",
"enable_features": [
"CADisplayLinkInBrowser"
],
"disable_features": [
"CADisplayLinkInGpuThenBrowser"
]
},
{
"name": "EnabledInGpuThenBrowser",
"enable_features": [
"CADisplayLinkInBrowser",
"CADisplayLinkInGpuThenBrowser"
]
}
]
}
],
"CCTGoogleBottomBar": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled_AgaDogfood",
"params": {
"google_bottom_bar_button_list": "0,3,9,2"
},
"enable_features": [
"CCTGoogleBottomBar"
]
}
]
}
],
"CCTNavigationalPrefetch": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"params": {
"holdback": "false"
},
"enable_features": [
"CCTNavigationalPrefetch"
]
},
{
"name": "Holdback",
"params": {
"holdback": "true"
},
"enable_features": [
"CCTNavigationalPrefetch"
]
}
]
}
],
"CCTResetTimeoutEnabled": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled_30min",
"params": {
"minimum_reset_timeout_mins": "30"
},
"enable_features": [
"CCTResetTimeoutEnabled"
]
}
]
}
],
"CacheIdentityListInChrome": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"CacheIdentityListInChrome"
]
}
]
}
],
"Canvas2DAutoFlushParams": [
{
"platforms": [
"mac",
"windows",
"android"
],
"experiments": [
{
"name": "Candidate",
"params": {
"max_pinned_image_kb": "32768",
"max_recorded_op_kb": "2048"
},
"enable_features": [
"Canvas2DAutoFlushParams"
]
}
]
}
],
"Canvas2DReclaimUnusedResources": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"Canvas2DReclaimUnusedResources"
]
}
]
}
],
"CanvasHibernationExperimentsV2": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_20260205",
"enable_features": [
"Canvas2DHibernation",
"Canvas2DHibernationDefer",
"Canvas2DHibernationNoSmallCanvas",
"Canvas2DHibernationReleaseTransferMemory",
"CanvasHibernationSnapshotZstd",
"ClearCanvasResourcesInBackground",
"EvictionUnlocksResources"
]
}
]
}
],
"CastStreamingExponentialVideoBitrateAlgorithm": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"decrease_factor": "0.9",
"drop_threshold": "1",
"dynamic_window_multiplier": "0.0",
"increase_factor": "1.05",
"window_size": "30"
},
"enable_features": [
"CastStreamingExponentialVideoBitrateAlgorithm"
]
}
]
}
],
"CastStreamingHardwareHevc": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"CastStreamingHardwareHevc"
]
}
]
}
],
"CastStreamingMediaVideoEncoder": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"CastStreamingMediaVideoEncoder"
]
}
]
}
],
"CastStreamingWinHardwareH264": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"CastStreamingWinHardwareH264"
]
}
]
}
],
"CctClientDataHeader": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"params": {
"expected_version": "300000000",
"header_value": "header value"
},
"enable_features": [
"CCTClientDataHeader"
]
}
]
}
],
"ChangeGeneratedCodeCacheSize": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ChangeGeneratedCodeCacheSize"
]
}
]
}
],
"ChromeEnableDnsPlatform": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ChromeEnableDnsPlatform"
]
}
]
}
],
"ChromeOSARCVMLmkPerceptibleMinState": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ArcLmkPerceptibleMinStateUpdate"
]
}
]
}
],
"ChromeOSARCVMReclaimThrottle": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "EnabledGroupMedium_20220808",
"params": {
"ArcVmInactivityTimeMs": "600s",
"ArcVmTrimBackoffTimeMs": "900s",
"MaxPageLimit": "250000",
"OnlyDropCachesOnFirstMemoryPressureAfterArcVmBoot": "true",
"PagesPerMinute": "15000",
"TrimArcVmOnFirstMemoryPressureAfterArcVmBoot": "true"
},
"enable_features": [
"TrimArcVmOnMemoryPressure"
]
}
]
}
],
"ChromeOSBoostUrgentVariables": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "EnabledGroup60_20230307",
"params": {
"BoostUrgent": "60"
},
"enable_features": [
"CrOSLateBootSchedUtilHints60",
"SchedUtilHints"
],
"disable_features": [
"CrOSLateBootSchedUtilHints40",
"CrOSLateBootSchedUtilHints80"
]
}
]
}
],
"ChromeOSGrowthFramework": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "EnabledInDemoMode",
"enable_features": [
"GrowthCampaignsInDemoMode",
"GrowthFramework"
]
}
]
}
],
"ChromeOSGrowthFrameworkFileAppGamgee": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"params": {
"exp_tag": "file_app_gamgee_exp"
},
"enable_features": [
"GrowthCampaignsExperimentFileAppGamgee"
],
"disable_features": [
"GoogleOneOfferFilesBanner"
]
}
]
}
],
"ChromeOSGrowthFrameworkG1Nudge": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Photos",
"params": {
"exp_tag": "g1_photos"
},
"enable_features": [
"DisableGoogleOneOfferFilesBanner",
"GrowthCampaignsExperimentG1Nudge"
]
}
]
}
],
"ChromeOSGrowthFrameworkStudy1": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"params": {
"exp_tag": "exp_tag_1_1"
},
"enable_features": [
"GrowthCampaignsExperiment1"
]
}
]
}
],
"ChromeOSGrowthFrameworkStudy10": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"params": {
"exp_tag": "exp_tag_10_1"
},
"enable_features": [
"GrowthCampaignsExperiment10"
]
}
]
}
],
"ChromeOSGrowthFrameworkStudy11": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"params": {
"exp_tag": "exp_tag_11_1"
},
"enable_features": [
"GrowthCampaignsExperiment11"
]
}
]
}
],
"ChromeOSGrowthFrameworkStudy12": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"params": {
"exp_tag": "exp_tag_12_1"
},
"enable_features": [
"GrowthCampaignsExperiment12"
]
}
]
}
],
"ChromeOSGrowthFrameworkStudy13": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"params": {
"exp_tag": "exp_tag_13_1"
},
"enable_features": [
"GrowthCampaignsExperiment13"
]
}
]
}
],
"ChromeOSGrowthFrameworkStudy14": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"params": {
"exp_tag": "exp_tag_14_1"
},
"enable_features": [
"GrowthCampaignsExperiment14"
]
}
]
}
],
"ChromeOSGrowthFrameworkStudy15": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"params": {
"exp_tag": "exp_tag_15_1"
},
"enable_features": [
"GrowthCampaignsExperiment15"
]
}
]
}
],
"ChromeOSGrowthFrameworkStudy16": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"params": {
"exp_tag": "exp_tag_16_1"
},
"enable_features": [
"GrowthCampaignsExperiment16"
]
}
]
}
],
"ChromeOSGrowthFrameworkStudy17": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"params": {
"exp_tag": "exp_tag_17_1"
},
"enable_features": [
"GrowthCampaignsExperiment17"
]
}
]
}
],
"ChromeOSGrowthFrameworkStudy18": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"params": {
"exp_tag": "exp_tag_18_1"
},
"enable_features": [
"GrowthCampaignsExperiment18"
]
}
]
}
],
"ChromeOSGrowthFrameworkStudy19": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"params": {
"exp_tag": "exp_tag_19_1"
},
"enable_features": [
"GrowthCampaignsExperiment19"
]
}
]
}
],
"ChromeOSGrowthFrameworkStudy2": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"params": {
"exp_tag": "exp_tag_2_1"
},
"enable_features": [
"GrowthCampaignsExperiment2"
]
}
]
}
],
"ChromeOSGrowthFrameworkStudy20": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"params": {
"exp_tag": "exp_tag_20_1"
},
"enable_features": [
"GrowthCampaignsExperiment20"
]
}
]
}
],
"ChromeOSGrowthFrameworkStudy3": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"params": {
"exp_tag": "exp_tag_3_1"
},
"enable_features": [
"GrowthCampaignsExperiment3"
]
}
]
}
],
"ChromeOSGrowthFrameworkStudy4": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"params": {
"exp_tag": "exp_tag_4_1"
},
"enable_features": [
"GrowthCampaignsExperiment4"
]
}
]
}
],
"ChromeOSGrowthFrameworkStudy5": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"params": {
"exp_tag": "exp_tag_5_1"
},
"enable_features": [
"GrowthCampaignsExperiment5"
]
}
]
}
],
"ChromeOSGrowthFrameworkStudy6": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"params": {
"exp_tag": "exp_tag_6_1"
},
"enable_features": [
"GrowthCampaignsExperiment6"
]
}
]
}
],
"ChromeOSGrowthFrameworkStudy7": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"params": {
"exp_tag": "exp_tag_7_1"
},
"enable_features": [
"GrowthCampaignsExperiment7"
]
}
]
}
],
"ChromeOSGrowthFrameworkStudy8": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"params": {
"exp_tag": "exp_tag_8_1"
},
"enable_features": [
"GrowthCampaignsExperiment8"
]
}
]
}
],
"ChromeOSGrowthFrameworkStudy9": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"params": {
"exp_tag": "exp_tag_9_1"
},
"enable_features": [
"GrowthCampaignsExperiment9"
]
}
]
}
],
"ChromeOSMaterialNextWaveOneWithTimeOfDayM117AndBeyond": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "TimeOfDayEnabledM117AndBeyond",
"enable_features": [
"FeatureManagementTimeOfDayScreenSaver",
"FeatureManagementTimeOfDayWallpaper",
"Jelly",
"TimeOfDayScreenSaver",
"TimeOfDayWallpaper"
]
}
]
}
],
"ChromeOSMemoryPressureSignalStudyArc": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "EnabledZeroProtectedDiscards_20250124",
"params": {
"critical_protected_threshold_percentage": "0"
},
"enable_features": [
"ChromeOSMemoryPressureSignalStudyArc"
]
}
]
}
],
"ChromeOSMemoryPressureSignalStudyNonArc": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "EnabledZeroProtectedDiscards_20250124",
"params": {
"critical_protected_threshold_percentage": "0"
},
"enable_features": [
"ChromeOSMemoryPressureSignalStudyNonArc"
]
}
]
}
],
"ChromeOSOobePersonalizedOnboardingHoldback": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Holdback",
"disable_features": [
"OobePersonalizedOnboarding"
]
}
]
}
],
"ChromeOSPrintingIppUsb": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"IppFirstSetupForUsbPrinters"
]
}
]
}
],
"ChromeOSRawPSIMetrics": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "EnabledGroup10s_20220107",
"params": {
"period": "10"
},
"enable_features": [
"ArcVmMemoryPSIReports",
"MemoryPressureMetricsDetail"
]
}
]
}
],
"ChromeOSWelcomeTourV2": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"WelcomeTourV3"
],
"disable_features": [
"WelcomeTourCounterfactualArm",
"WelcomeTourHoldbackArm",
"WelcomeTourV2"
]
}
]
}
],
"ChromeWallpaperSearchGlobal": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "WallpaperSearchGlobal",
"enable_features": [
"CustomizeChromeWallpaperSearch",
"CustomizeChromeWallpaperSearchInspirationCard",
"WallpaperSearchGraduated"
],
"disable_features": [
"WallpaperSearchSettingsVisibility"
]
}
]
}
],
"ChromeWallpaperSearchHaTS": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"WallpaperSearchHatsDelayParam": "18s",
"en_site_id": "foo",
"probability": "1.0"
},
"enable_features": [
"HappinessTrackingSurveysForWallpaperSearch"
]
}
]
}
],
"ChromeWallpaperSearchLaunch": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "DefaultOnLaunched",
"params": {
"NtpWallpaperSearchButtonHideConditionParam": "1"
},
"enable_features": [
"CustomizeChromeWallpaperSearchButton",
"NtpWallpaperSearchButton",
"NtpWallpaperSearchButtonHideCondition"
],
"disable_features": [
"NtpWallpaperSearchButtonAnimation"
]
},
{
"name": "DefaultOn",
"params": {
"NtpWallpaperSearchButtonHideConditionParam": "0"
},
"enable_features": [
"CustomizeChromeWallpaperSearchButton",
"NtpWallpaperSearchButton",
"NtpWallpaperSearchButtonHideCondition"
],
"disable_features": [
"NtpWallpaperSearchButtonAnimation"
]
}
]
}
],
"ChromeWebStoreNavigationThrottle": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ChromeWebStoreNavigationThrottle"
]
}
]
}
],
"ChromeWideEchoCancellation": [
{
"platforms": [
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_20220412",
"params": {
"processing_fifo_size": "110"
},
"enable_features": [
"ChromeWideEchoCancellation"
]
}
]
}
],
"ChromnientEduActionChipV2": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "TestConfig",
"params": {
"disabled-by-glic": "true",
"hashed-domain-block-filters": "1525650667",
"url-allow-filters": "[\"*\"]",
"url-block-filters": "[]",
"url-path-forced-allowed-match-patterns": "[]",
"url-path-match-allow-filters": "[\"(?i)allowedword\"]",
"url-path-match-block-filters": "[\"(?i)blockedword\"]"
},
"enable_features": [
"LensOverlayEduActionChip"
]
}
]
}
],
"ChromnientReinvocationAffordance": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"clear-vsint-when-no-region-selection": "true",
"enable-typeahead-suggestions": "true",
"lens-aim-suggestions-type": "Multimodal",
"number-of-aim-suggestions": "8",
"send-image-signals-for-lens-suggest": "false",
"send-lens-visual-interaction-data-for-lens-suggest": "true"
},
"enable_features": [
"LensAimSuggestions",
"LensOverlaySuggestionsMigration",
"LensSearchReinvocationAffordance"
],
"disable_features": [
"LensAimSuggestionsGradientBackground"
]
}
]
}
],
"ChromnientSidePanelOpenInNewTab": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"LensOverlaySidePanelOpenInNewTab"
]
}
]
}
],
"ChromnientSurvey": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"en_site_id": "LvUA3D5Ts0ugnJ3q1cK0SHbD7uPa",
"probability": "0.5",
"results-time": "6s"
},
"enable_features": [
"LensOverlaySurvey"
]
}
]
}
],
"ChromnientTextSelectionContextMenuEntrypoint": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_Contextualized",
"params": {
"contextualize": "true"
},
"enable_features": [
"LensOverlayTextSelectionContextMenuEntrypoint"
]
}
]
}
],
"ChromnientUpdatedClientContext": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_20250826",
"enable_features": [
"LensOverlayUpdatedClientContext"
]
}
]
}
],
"ClampAutoScaling": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "ClampAutoScaling",
"params": {
"max_automotive_scaling_percentage": "150"
},
"enable_features": [
"ClampAutomotiveScaling"
]
}
]
}
],
"ClankBackButton": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"params": {
"gesture-user-education-page-delay": "4000"
},
"enable_features": [
"GestureUserEducationBackSwipe",
"IPH_GestureUserEducation",
"IPH_ThreeDotMenuBackButton",
"ThreeDotMenuBackButton"
]
},
{
"name": "Control",
"disable_features": [
"GestureUserEducationBackSwipe",
"IPH_GestureUserEducation",
"IPH_ThreeDotMenuBackButton",
"ThreeDotMenuBackButton"
]
},
{
"name": "BackButtonWithIPH",
"disable_features": [
"GestureUserEducationBackSwipe",
"IPH_GestureUserEducation"
]
},
{
"name": "BackButtonWithoutIPH",
"enable_features": [
"ThreeDotMenuBackButton"
],
"disable_features": [
"GestureUserEducationBackSwipe",
"IPH_GestureUserEducation",
"IPH_ThreeDotMenuBackButton"
]
},
{
"name": "GestureUserEducation",
"params": {
"gesture-user-education-page-delay": "4000"
},
"enable_features": [
"GestureUserEducationBackSwipe",
"IPH_GestureUserEducation"
]
}
]
}
],
"ClankDefaultSearchApi": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled_20260320",
"enable_features": [
"ClankDefaultSearchApi"
]
}
]
}
],
"ClankFeedSyntheticCapabilities": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"FeedSyntheticCapabilities"
]
}
]
}
],
"ClankFollowUIUpdate": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"FeedFollowUiUpdate"
]
}
]
}
],
"ClankMostVisitedTilesNewScoring": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled_DecayStairCase_Cap10_Disabled_RepeatableQueries",
"params": {
"daily_visit_count_cap": "10",
"recency_factor": "decay_staircase"
},
"enable_features": [
"MostVisitedTilesNewScoring"
],
"disable_features": [
"OrganicRepeatableQueries"
]
},
{
"name": "Enabled_Decay_Cap1_Disabled_RepeatableQueries",
"params": {
"daily_visit_count_cap": "1",
"recency_factor": "decay"
},
"enable_features": [
"MostVisitedTilesNewScoring"
],
"disable_features": [
"OrganicRepeatableQueries"
]
},
{
"name": "Enabled_DecayStairCase_Cap10",
"params": {
"daily_visit_count_cap": "10",
"recency_factor": "decay_staircase"
},
"enable_features": [
"MostVisitedTilesNewScoring"
]
},
{
"name": "Disabled_RepeatableQueries",
"disable_features": [
"OrganicRepeatableQueries"
]
}
]
}
],
"ClearGrShaderDiskCacheOnInvalidPrefix": [
{
"platforms": [
"android",
"chromeos",
"fuchsia",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ClearGrShaderDiskCacheOnInvalidPrefix"
]
}
]
}
],
"ClientSideDetectionBypassTiers": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"ClientSideDetectionBypassTiersList": ""
},
"enable_features": [
"ClientSideDetectionBypassTiers"
]
}
]
}
],
"ClientSideDetectionClipboardCopyApi": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"Decoders": "base32,base64",
"HCAcceptanceRate": "1",
"IncludeFullPayload": "true",
"Loaders": "curl,wget,invoke-webrequest,iwr",
"MaxLength": "1000",
"MinLength": "50",
"ProcessPayload": "true",
"RemoteRunners": "mshta",
"Runners": "bash,cmd,conhost,iex,invoke-expression,zsh",
"SampleRate": "1",
"SuspiciousTokenFilter": "true"
},
"enable_features": [
"ClientSideDetectionClipboardCopyApi"
]
}
]
}
],
"ClientSideDetectionCreditCardForm": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"EnableDetectionTrigger": "true",
"EnableHeuristicFilter": "true",
"EnableInteractionTrigger": "true",
"EnableNewSiteFilter": "true",
"EnableReferringAppFilter": "true",
"HCAcceptanceRate": "1.0",
"MaxUserVisit": "1",
"SampleRate": "1.0",
"UserVisitLookback": "10"
},
"enable_features": [
"ClientSideDetectionCreditCardForm"
]
}
]
}
],
"ClientSideDetectionDeprecateDOMModel": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ClientSideDetectionDeprecateDOMModel"
]
}
]
}
],
"ClientSideDetectionImageEmbeddingMatch": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"params": {
"CsdImageEmbeddingMatchWithIntelligentScan": "false"
},
"enable_features": [
"ClientSideDetectionImageEmbeddingMatch"
]
}
]
}
],
"ClientSideDetectionNewObservers": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_0",
"params": {
"ClassificationDelay": "0.0"
},
"enable_features": [
"ClientSideDetectionNewObservers"
]
},
{
"name": "Enabled_0_5",
"params": {
"ClassificationDelay": "0.5"
},
"enable_features": [
"ClientSideDetectionNewObservers"
]
}
]
}
],
"ClientSideDetectionOnlyESBClassification": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ClientSideDetectionOnlyESBClassification"
]
}
]
}
],
"ClientSideDetectionRetryLimit": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"RetryTimeMax": "15"
},
"enable_features": [
"ClientSideDetectionRetryLimit"
]
}
]
}
],
"ClientSideDetectionSendLlamaForcedTriggerInfo": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ClientSideDetectionSendLlamaForcedTriggerInfo"
]
}
]
}
],
"ClientSideDetectionServerModelForScamDetectionAndroid": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"params": {
"MaxIntelligentScansPerDay": "5"
},
"enable_features": [
"ClientSideDetectionServerModelForScamDetectionAndroid"
]
}
]
}
],
"ClientSideDetectionSkipErrorPage": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ClientSideDetectionSkipErrorPage"
]
}
]
}
],
"ClientSideDetectionTierSystem": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ClientSideDetectionTierSystem"
]
}
]
}
],
"ClipboardDeemphasisAndroid": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "MaxAge180",
"params": {
"UIClipboardMaximumAge": "180"
},
"enable_features": [
"ClipboardMaximumAge"
]
}
]
}
],
"CloneDevToolsConnectionOnlyIfRequested": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"CloneDevToolsConnectionOnlyIfRequested"
]
}
]
}
],
"Collections": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Dogfood",
"params": {
"allow_bookmark_type_swapping": "true",
"autodismiss_enabled": "true",
"enable_persisted_tab_data_maintenance": "true",
"enable_price_notification": "true",
"enable_price_tracking": "true",
"use_root_bookmark_as_default": "true"
},
"enable_features": [
"CommercePriceTracking",
"OptimizationGuidePushNotifications",
"ReadLater",
"ShoppingList"
]
},
{
"name": "Default_1__M100_C_v5",
"params": {
"use_root_bookmark_as_default": "true"
},
"enable_features": [
"ReadLater"
]
},
{
"name": "ReadLater_CCT_non_US__NoCustomTab_M100_C_v5",
"params": {
"use_cct": "false",
"use_root_bookmark_as_default": "true"
},
"enable_features": [
"ReadLater"
]
},
{
"name": "ReadLater_SaveFlow_non_US__SemiIntegratedRedux_M100_C_v5",
"params": {
"allow_bookmark_type_swapping": "true",
"autodismiss_enabled": "true",
"use_root_bookmark_as_default": "true"
},
"enable_features": [
"ReadLater"
]
},
{
"name": "Default_1__M100_A_v5",
"params": {
"enable_persisted_tab_data_maintenance": "true",
"enable_price_tracking": "true",
"use_root_bookmark_as_default": "true"
},
"enable_features": [
"CommercePriceTracking",
"ReadLater"
]
},
{
"name": "ReadLater_CCT_US__NoCustomTab_M100_A_v5",
"params": {
"enable_persisted_tab_data_maintenance": "true",
"enable_price_tracking": "true",
"use_cct": "false",
"use_root_bookmark_as_default": "true"
},
"enable_features": [
"CommercePriceTracking",
"ReadLater"
]
},
{
"name": "ReadLater_SaveFlow_US__SemiIntegratedRedux_M100_A_v5",
"params": {
"allow_bookmark_type_swapping": "true",
"autodismiss_enabled": "true",
"enable_persisted_tab_data_maintenance": "true",
"enable_price_tracking": "true",
"use_root_bookmark_as_default": "true"
},
"enable_features": [
"CommercePriceTracking",
"ReadLater"
]
},
{
"name": "WallE_US__ShoppingCompact_M100_A_v5",
"params": {
"autodismiss_enabled": "true",
"bookmark_compact_visuals_enabled": "true",
"enable_persisted_tab_data_maintenance": "true",
"enable_price_notification": "true",
"enable_price_tracking": "true",
"use_root_bookmark_as_default": "true"
},
"enable_features": [
"CommercePriceTracking",
"OptimizationGuidePushNotifications",
"ReadLater",
"ShoppingList"
]
},
{
"name": "ReadLater_SaveFlow_non_US__SemiIntegrated_NoCCT_M100_C_v7",
"params": {
"allow_bookmark_type_swapping": "true",
"autodismiss_enabled": "true",
"use_cct": "false",
"use_root_bookmark_as_default": "true"
},
"enable_features": [
"ReadLater"
]
},
{
"name": "WallE_US__ShoppingCompact_WithRL_M100_A_v7",
"params": {
"allow_bookmark_type_swapping": "true",
"autodismiss_enabled": "true",
"bookmark_compact_visuals_enabled": "true",
"enable_persisted_tab_data_maintenance": "true",
"enable_price_notification": "true",
"enable_price_tracking": "true",
"use_root_bookmark_as_default": "true"
},
"enable_features": [
"CommercePriceTracking",
"OptimizationGuidePushNotifications",
"ReadLater",
"ShoppingList"
]
},
{
"name": "WallE_US__ShoppingCompact_WithRL_NoCCT_M100_A_v7",
"params": {
"allow_bookmark_type_swapping": "true",
"autodismiss_enabled": "true",
"bookmark_compact_visuals_enabled": "true",
"enable_persisted_tab_data_maintenance": "true",
"enable_price_notification": "true",
"enable_price_tracking": "true",
"use_cct": "false",
"use_root_bookmark_as_default": "true"
},
"enable_features": [
"CommercePriceTracking",
"OptimizationGuidePushNotifications",
"ReadLater",
"ShoppingList"
]
}
]
}
],
"CommerceLocalPDPDetection": [
{
"platforms": [
"android",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"CommerceLocalPDPDetection"
]
}
]
}
],
"Compare": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_Dogfood",
"enable_features": [
"CompareConfirmationToast",
"ProductSpecifications",
"ProductSpecificationsMqlsLogging"
]
},
{
"name": "Enabled",
"enable_features": [
"CompareConfirmationToast",
"ProductSpecifications",
"ProductSpecificationsMqlsLogging"
]
}
]
}
],
"CompensateGestureScrollUpdateLatency": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled_20260312",
"enable_features": [
"CompensateGestureScrollUpdateLatency"
]
}
]
}
],
"ComposeAXSnapshot": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ComposeAXSnapshot"
]
}
]
}
],
"ComposeAcceptanceSurvey": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"en_site_id": "44m1DgehL0ugnJ3q1cK0Qih71MRQ",
"probability": "0.1"
},
"enable_features": [
"HappinessTrackingSurveysForComposeAcceptance"
]
}
]
}
],
"ComposeCloseSurvey": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"en_site_id": "mT2d9fiNR0ugnJ3q1cK0SdAewrT2",
"probability": "0.1"
},
"enable_features": [
"HappinessTrackingSurveysForComposeClose"
]
}
]
}
],
"ComposeModelQualityLogging": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "ComposeLoggingEnabled_Dogfood",
"params": {
"model_execution_feature_compose": "true"
},
"enable_features": [
"ModelQualityLogging"
]
}
]
}
],
"ComposeOnDeviceModel": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"on_device_retract_unsafe_content": "false",
"on_device_text_safety_token_interval": "10"
},
"enable_features": [
"OptimizationGuideComposeOnDeviceEval",
"OptimizationGuideOnDeviceModel",
"TextSafetyClassifier"
]
}
]
}
],
"ComposeProactiveNudgePosition": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_CursorNudgeModel",
"params": {
"proactive_nudge_compact_ui": "true",
"proactive_nudge_delay_milliseconds": "1000",
"proactive_nudge_force_show_probability": "0.04",
"proactive_nudge_show_probability": "0.02"
},
"enable_features": [
"ComposeProactiveNudge",
"EnableComposeNudgeAtCursor"
]
}
]
}
],
"ComposeboxAllFileTypes": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows",
"android",
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"LensSendRawFileMediaTypes"
]
}
]
}
],
"ComposeboxUrlInput": [
{
"platforms": [
"android",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"LensSendUrlsInComposeboxes"
]
}
]
}
],
"CompositeClipPathAnimation": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"CompositeClipPathAnimation"
]
}
]
}
],
"CompositedAnimationsForceMainFrames": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"anchor-transform": "true",
"intersection-observer": "true"
},
"enable_features": [
"CompositedAnimationsForceMainFrames"
]
},
{
"name": "IntersectionObserverOnly",
"params": {
"anchor-transform": "false",
"intersection-observer": "true"
},
"enable_features": [
"CompositedAnimationsForceMainFrames"
]
},
{
"name": "AnchorTransformOnly",
"params": {
"anchor-transform": "true",
"intersection-observer": "false"
},
"enable_features": [
"CompositedAnimationsForceMainFrames"
]
},
{
"name": "Disabled",
"disable_features": [
"CompositedAnimationsForceMainFrames"
]
}
]
}
],
"CompressionDictionaryLimitEarlyMatching": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enable",
"enable_features": [
"CompressionDictionaryLimitEarlyMatching"
]
}
]
}
],
"CompressionDictionaryPreload": [
{
"platforms": [
"android",
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "EnabledPreloadConditionalUse",
"disable_features": [
"AutocompleteDictionaryPreload",
"PreloadedDictionaryConditionalUse"
]
}
]
}
],
"CompressionDictionaryTTL": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enable",
"enable_features": [
"CompressionDictionaryTTL"
]
}
]
}
],
"CompressionDictionaryTransportRequireKnownRootCert": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Disable",
"disable_features": [
"CompressionDictionaryTransportRequireKnownRootCert"
]
}
]
}
],
"Conch": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"Conch"
]
}
]
}
],
"ConditionalImageResize": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ConditionalImageResize"
]
}
]
}
],
"ConnectionKeepAliveForHttp2": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "EnabledWithBindReceiversEverytime_20251111_CanaryDev",
"params": {
"kRebindReceiverEvent": "kOnlyOnConnectionClosedOrFailed"
},
"enable_features": [
"ConnectionKeepAliveForHttp2",
"EnableErrorCodePropagationForPreconnect",
"RebindPreconnectReceivers"
]
}
]
}
],
"ConsistentLogoDoodleHeight": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ConsistentLogoDoodleHeight"
]
}
]
}
],
"ContentBindingVersioningEnabled": [
{
"platforms": [
"android",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ContentBindingVersioningEnabled"
]
}
]
}
],
"ContentSchemeIsLocal": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ContentSchemeIsLocal"
]
}
]
}
],
"ContextualCueingDynamicCues": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"UseDynamicCues": "true"
},
"enable_features": [
"ContextualCueing"
]
}
]
}
],
"ContextualCueingV2": [
{
"platforms": [
"chromeos",
"windows",
"mac",
"linux"
],
"experiments": [
{
"name": "Enabled",
"params": {
"ContextualCueingV2UsePrivateAi": "true"
},
"enable_features": [
"ContextualCueingV2",
"OnDeviceCategoryClassifier"
]
}
]
}
],
"ContextualSearchBoxGlobalExpansion": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "EnabledWithOmniboxAndAimM3",
"params": {
"auto-focus-searchbox": "true",
"contextualize-on-focus": "true",
"enable-client-side-header": "true",
"page-content-request-id-fix": "true",
"pdf-text-character-limit": "5000",
"send-page-url-for-contextualization": "true",
"show-contextual-searchbox-ghost-loader-loading-state": "true",
"update-viewport-each-query": "true",
"use-apc-as-context": "true",
"use-inner-html-as-context": "false",
"use-inner-text-as-context": "false",
"use-pdf-interaction-type": "true",
"use-pdf-vit-param": "true",
"use-pdfs-as-context": "true",
"use-updated-content-fields": "true",
"use-webpage-interaction-type": "true",
"use-webpage-vit-param": "true"
},
"enable_features": [
"ContextualSuggestionsAblateOthersWhenPresent",
"ContextualZeroSuggestLensFulfillment",
"LensOverlayContextualSearchbox",
"LensOverlayVisualSelectionUpdates",
"LensSearchAimM3",
"SendContextualUrlSuggestParam",
"SendPageTitleSuggestParam",
"ShowSuggestionsOnNoApc",
"UseApcPaywallSignal"
]
}
]
}
],
"ContextualSuggestionsAnimationImprovements": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "LoadingSuggestionsAnimationEnabled",
"enable_features": [
"LoadingSuggestionsAnimation"
]
}
]
}
],
"ContextualTasksBackButtonExpandsSidePanel": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ContextualTasksBackButtonExpandsSidePanel"
]
}
]
}
],
"ContextualTasksDesktop": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ContextualTasks",
"HappinessTrackingSurveysForDesktopNextPanel"
]
}
]
}
],
"CookieSameSiteConsidersRedirectChainDesktop": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"CookieSameSiteConsidersRedirectChain"
]
}
]
}
],
"CpssUseTfliteSignatureRunnerKillSwitch": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Disabled_CpssUseTfliteSignatureRunner",
"disable_features": [
"CpssUseTfliteSignatureRunner"
]
}
]
}
],
"CrOSAudioSidetoneAndMicIndicator": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"VCTrayMicIndicator",
"VCTrayTitleHeader"
]
},
{
"name": "EnabledWithoutMicIndicator",
"enable_features": [
"VCTrayTitleHeader"
],
"disable_features": [
"VCTrayMicIndicator"
]
},
{
"name": "Control",
"disable_features": [
"VCTrayMicIndicator",
"VCTrayTitleHeader"
]
}
]
}
],
"CrOSBluetoothFlossTelephony": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"BluetoothFlossTelephony"
]
}
]
}
],
"CrOSBluetoothLLPrivacy": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Preperiod_Enabled_NonDogfood",
"enable_features": [
"LinkLayerPrivacy"
],
"min_os_version": "16151.0.0",
"hardware_classes": [
"brask",
"brox",
"brya",
"corsola",
"geralt",
"nissa",
"rauru",
"rex",
"staryu"
]
}
]
}
],
"CrOSEnforceSystemAec": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"CrOSEnforceSystemAec"
],
"disable_features": [
"AudioServiceOutOfProcess",
"ChromeWideEchoCancellation"
]
}
]
}
],
"CrOSEnforceSystemAecNsAgc": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"CrOSEnforceSystemAecNsAgc"
]
}
]
}
],
"CrOSFederatedLauncherQueryPhhVersion2": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"params": {
"launch_stage": "prod"
},
"enable_features": [
"FederatedLauncherQueryAnalyticsVersion2Task"
]
}
]
}
],
"CrOSLateBootAllowFirmwareDumps": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"CrOSLateBootAllowFirmwareDumps"
]
}
]
}
],
"CrOSLateBootArcVmVcpuBoost": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"CrOSLateBootArcVmVcpuBoost"
],
"hardware_classes": [
"brya",
"dedede",
"myst",
"octopus",
"rex"
]
}
]
}
],
"CrOSLateBootAudioStyleTransferStudy": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"CrOSLateBootAudioStyleTransfer"
]
}
]
}
],
"CrOSLateBootDynamicEPP": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"CrOSLateBootDynamicEPP"
]
}
]
}
],
"CrOSLateBootEEVDF": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"CrOSLateBootEEVDF"
]
}
]
}
],
"CrOSLateBootEEVDFEligibility": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"CrOSLateBootEEVDFEligibility"
]
}
]
}
],
"CrOSLateBootHighResOffGlobalVariables": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"CrOSLateBootHighResOffGlobal"
]
}
]
}
],
"CrOSLateBootHighResOffVariables": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"CrOSLateBootHighResOff"
],
"hardware_classes": [
"octopus"
]
}
]
}
],
"CrOSLateBootLongBluetoothAutosuspend": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"CrOSLateBootLongBluetoothAutosuspend"
]
}
]
}
],
"CrOSLateBootLowMemorySignaling": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "EnabledEarlyDiscardConservative4h_20241205",
"params": {
"CompleteStallMs": "700",
"MaxLastVisibleDurationSeconds": "14400",
"MinLastVisibleDurationSeconds": "14400",
"PartialStallMs": "20",
"VmmmsReclaimProportion": "0"
},
"enable_features": [
"CrOSLateBootDiscardStaleAtModeratePressure",
"CrOSLateBootOverrideLmkdPsiDefaults"
]
}
]
}
],
"CrOSLateBootMediaDynamicCgroup": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"CrOSLateBootMediaDynamicCgroup"
]
}
]
}
],
"CrOSLateBootResourcedVariableTimeMemorySignal": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"CrOSLateBootResourcedVariableTimeMemorySignal"
]
}
]
}
],
"CrOSLateBootSchedTrace": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"CrOSLateBootSchedTrace"
]
}
]
}
],
"CrOSLateBootSlowAdaptiveCharging": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"CrOSLateBootSlowAdaptiveCharging"
]
}
]
}
],
"CrOSLateBootSplitGenerations": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "EnabledSwappiness195",
"params": {
"Swappiness": "195"
},
"enable_features": [
"CrOSLateBootSplitGenerations"
],
"disable_features": [
"CrOSLateBootMglruConservativeMm"
]
},
{
"name": "EnabledSwappiness195ConservativeMm",
"params": {
"Swappiness": "195"
},
"enable_features": [
"CrOSLateBootMglruConservativeMm",
"CrOSLateBootSplitGenerations"
]
},
{
"name": "EnabledSwappiness185",
"params": {
"Swappiness": "185"
},
"enable_features": [
"CrOSLateBootSplitGenerations"
],
"disable_features": [
"CrOSLateBootMglruConservativeMm"
]
},
{
"name": "EnabledSwappiness185ConservativeMm",
"params": {
"Swappiness": "185"
},
"enable_features": [
"CrOSLateBootMglruConservativeMm",
"CrOSLateBootSplitGenerations"
]
},
{
"name": "EnabledSwappiness170",
"params": {
"Swappiness": "170"
},
"enable_features": [
"CrOSLateBootSplitGenerations"
],
"disable_features": [
"CrOSLateBootMglruConservativeMm"
]
},
{
"name": "EnabledSwappiness150",
"params": {
"Swappiness": "150"
},
"enable_features": [
"CrOSLateBootSplitGenerations"
],
"disable_features": [
"CrOSLateBootMglruConservativeMm"
]
}
]
}
],
"CrOSLateBootSuspendAwareSwapZramWriteback": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"CrOSLateBootSuspendAwareSwapZramWriteback"
]
}
]
}
],
"CrOSLateBootSwapZramCompAlgorithm": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "EnabledZstd_20231003",
"params": {
"comp_algorithm": "zstd"
},
"enable_features": [
"CrOSLateBootSwapZramCompAlgorithm"
]
}
]
}
],
"CrOSLateBootSwapZramTuning": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "EnabledGroupA_20250123",
"params": {
"multiplier": "1.5"
},
"enable_features": [
"CrOSLateBootSwapZramDisksize",
"SkipDiscardDrivenByStaleSignal"
]
},
{
"name": "EnabledGroupB_20250123",
"params": {
"multiplier": "1.25"
},
"enable_features": [
"CrOSLateBootSwapZramDisksize",
"SkipDiscardDrivenByStaleSignal"
]
},
{
"name": "EnabledSkipDiscard_20250123",
"enable_features": [
"SkipDiscardDrivenByStaleSignal"
],
"disable_features": [
"CrOSLateBootSwapZramDisksize"
]
}
]
}
],
"CrOSLocalImageSearchOcr": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"LauncherImageSearchOcr"
]
}
]
}
],
"CrOSMglruNoKVMOpt": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "NoKVMOptBehavior_20230613",
"params": {
"MGLRUEnableValue": "7"
},
"enable_features": [
"MGLRUEnable"
]
}
]
}
],
"CredentialManagementUnifiedUi": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"CredentialManagementUnifiedUi"
]
}
]
}
],
"CreditCardInfobarDisplayLength": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Sixteen_Seconds",
"params": {
"duration-seconds": "16"
},
"enable_features": [
"CreditCardInfobarDisplayLength"
]
}
]
}
],
"CriticalUserJourneyService": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"probability": "0.05"
},
"enable_features": [
"ClearBrowsingHistoryJourney",
"CriticalUserJourneyService",
"HappinessTrackingSurveysForClearBrowsingHistory",
"HappinessTrackingSurveysForDownloadJourney",
"HappinessTrackingSurveysForPinExtensionJourney",
"PinExtensionJourney",
"ViewDownloadedFileFromAppMenuJourney",
"ViewDownloadedFileJourney"
]
}
]
}
],
"CrosBatterySaver": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"params": {
"BatterySaverActivationChargePercent": "20",
"BatterySaverNotificationBehavior": "kBSMAutoEnable"
},
"enable_features": [
"CrosBatterySaver"
]
}
]
}
],
"CrosCachedLocationProvider": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"CachedLocationProvider"
]
}
]
}
],
"CrosSwitcher": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"CrosSwitcher"
]
}
]
}
],
"CrossDevicePrefTracker": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "EnabledAll",
"enable_features": [
"EnableCrossDevicePrefTracker",
"HomeModulePrefRefactor",
"XplatSyncedSetup"
]
},
{
"name": "EnabledInfraOnly",
"enable_features": [
"EnableCrossDevicePrefTracker",
"HomeModulePrefRefactor"
]
}
]
}
],
"CrossDeviceSigninMobile": [
{
"platforms": [
"android",
"ios"
],
"experiments": [
{
"name": "Enabled_20260430",
"params": {
"url": "https://www.google.com/chrome/go-mobile"
},
"enable_features": [
"CrossDeviceSignin"
]
}
]
}
],
"CrostiniContainerless": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"CrostiniContainerless"
],
"min_os_version": "16467.0.0"
}
]
}
],
"CustomizeChromeExperiments": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"max_customize_chrome_auto_shown_count": "5",
"max_customize_chrome_auto_shown_session_count": "1"
},
"enable_features": [
"NtpCustomizeChromeAutoOpen"
]
}
]
}
],
"CustomizeChromeSidePanelExtensionsCard": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"CustomizeChromeSidePanelExtensionsCard"
]
}
]
}
],
"D3D12VideoEncodeAccelerator": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"D3D12SharedImageEncode",
"D3D12VideoEncodeAccelerator"
]
}
]
}
],
"DSEPrewarmAndroid": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "EnabledWithRPHReuse",
"params": {
"reuse_search_host": "true",
"url": "https://www.google.com/search/warmup.html",
"zero_suggest_trigger": "true"
},
"enable_features": [
"CheckHitEligibility",
"Prerender2ReuseHost",
"Prewarm",
"ReusePrerenderingProcessForMainFrames"
]
}
]
}
],
"DSEPrewarmDesktop": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "EnabledWithRPHReuse",
"params": {
"reuse_search_host": "true",
"url": "https://www.google.com/search/warmup.html",
"user_interaction_trigger": "true"
},
"enable_features": [
"CheckHitEligibility",
"Prerender2ReuseHost",
"Prewarm",
"ReusePrerenderingProcessForMainFrames"
]
}
]
}
],
"DXGIWaitableSwapChain": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled_MaxQueuedFrames2_20230203",
"params": {
"DXGIWaitableSwapChainMaxQueuedFrames": "2"
},
"enable_features": [
"DXGIWaitableSwapChain"
]
}
]
}
],
"DataControlsDragEnforcement": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_20260223",
"enable_features": [
"DataControlsDragEnforcement"
]
}
]
}
],
"DataControlsSearchWith": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows",
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"DataControlsSearchWith"
]
}
]
}
],
"DataUrlWorkerOpaqueOrigin": [
{
"platforms": [
"android",
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"DataUrlWorkerOpaqueOrigin"
]
}
]
}
],
"DedicatedMediaServiceThread": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"DedicatedMediaServiceThread"
]
}
]
}
],
"DefaultBrowserChangedOsNotification": [
{
"platforms": [
"linux",
"mac"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"DefaultBrowserChangedOsNotification"
]
}
]
}
],
"DefaultBrowserFramework": [
{
"platforms": [
"mac",
"linux"
],
"experiments": [
{
"name": "Enabled",
"params": {
"prompt_surface": "bubble_dialog"
},
"enable_features": [
"DefaultBrowserFramework"
]
}
]
}
],
"DefaultBrowserPictureInPicture": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"params": {
"DefaultBrowserPictureInPictureParam": "Enabled"
},
"enable_features": [
"DefaultBrowserPictureInPicture"
]
}
]
}
],
"DefaultBrowserPromoAndroid2": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"DefaultBrowserPromoAndroid2",
"EducationalTipDefaultBrowserPromoCard"
]
}
]
}
],
"DefaultBrowserPromoEntryPoint": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled_Full",
"params": {
"show_app_menu_item": "true"
},
"enable_features": [
"DefaultBrowserPromoEntryPoint"
]
},
{
"name": "Enabled_SettingsOnly",
"params": {
"show_app_menu_item": "false"
},
"enable_features": [
"DefaultBrowserPromoEntryPoint"
]
}
]
}
],
"DefaultBrowserPromoFre": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "RMD_Direct_Invocation",
"params": {
"fre_promo_arm": "rmd_direct_invocation"
},
"enable_features": [
"DefaultBrowserPromoFre"
]
},
{
"name": "Primer_No_Instructions",
"params": {
"fre_promo_arm": "primer_no_instructions"
},
"enable_features": [
"DefaultBrowserPromoFre"
]
},
{
"name": "Primer_Promotional_Text",
"params": {
"fre_promo_arm": "primer_promotional_text"
},
"enable_features": [
"DefaultBrowserPromoFre"
]
}
]
}
],
"DefaultBrowserPromoIpadInstructions": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"DefaultBrowserPromoIpadInstructions"
]
}
]
}
],
"DefaultBrowserRound3Phase1": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "ModalDialog",
"params": {
"prompt_surface": "modal_dialog_with_settings_illustration"
},
"enable_features": [
"DefaultBrowserChangedOsNotification",
"DefaultBrowserFramework",
"DefaultBrowserPromptSurfaces",
"PerformDefaultBrowserCheckValidations"
]
},
{
"name": "BubbleDialog",
"params": {
"prompt_surface": "bubble_dialog"
},
"enable_features": [
"DefaultBrowserChangedOsNotification",
"DefaultBrowserFramework",
"DefaultBrowserPromptSurfaces",
"PerformDefaultBrowserCheckValidations"
]
}
]
}
],
"DefaultBrowserRound3Phase2_0": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"setter_option": "shell_integration"
},
"enable_features": [
"DefaultBrowserSetterSelection"
]
}
]
}
],
"DefaultPassthroughCommandDecoder": [
{
"platforms": [
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"params": {
"BlockListByDevice": "",
"BlockListByModel": ""
},
"enable_features": [
"DefaultPassthroughCommandDecoder"
]
}
]
}
],
"DeferSpeculativeRFHCreation": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "EnabledWithPrewarmAndDelay",
"params": {
"create_speculative_rfh_delay_ms": "1",
"create_speculative_rfh_filter_restore": "true",
"warmup_spare_process": "true"
},
"enable_features": [
"DeferSpeculativeRFHCreation"
]
}
]
}
],
"DeferredTabGridInit": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled_20260427",
"params": {
"tab_grid_setup_mode": "deferred"
},
"enable_features": [
"TabGridSetupMode"
]
}
]
}
],
"DelayMainJobStudy": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "EnabledWithDelayMainJob",
"params": {
"AdditionalDelay": "100ms"
},
"enable_features": [
"AdditionalDelayMainJob"
]
}
]
}
],
"DelayMainJobStudyDesktop": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "EnabledWith50ms",
"params": {
"AdditionalDelay": "50ms"
},
"enable_features": [
"AdditionalDelayMainJob"
]
}
]
}
],
"DelegatedCompositingOnWindows": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"DelegatedCompositing"
]
}
]
}
],
"DeprecateUnload": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_145",
"params": {
"allowlist": "a.com,b.com,c.com,d.com,e.com,f.com,web-platform.test,www1.web-platform.test,127.0.0.1,example.test,www.google.com",
"rollout_percent": "1"
},
"enable_features": [
"DeprecateUnload",
"DeprecateUnloadByAllowList"
]
}
]
}
],
"DeprecateUnloadByBucket": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_145",
"params": {
"rollout_bucket": "0"
},
"enable_features": [
"DeprecateUnloadByBucket"
]
}
]
}
],
"DeprecatedExternalPickerFunction": [
{
"platforms": [
"android",
"android_webview"
],
"experiments": [
{
"name": "Disabled",
"disable_features": [
"DeprecatedExternalPickerFunction"
]
}
]
}
],
"DesktopAndroidLinkCapturing": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled_20260319",
"enable_features": [
"DesktopAndroidLinkCapturing"
]
}
]
}
],
"DesktopAppOriginMigration": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"WebAppMigrationApi"
]
}
]
}
],
"DesktopCapturePermissionCheckerPreMacos14_4": [
{
"platforms": [
"mac"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"DesktopCapturePermissionCheckerPreMacos14_4"
]
}
]
}
],
"DesktopNtpAnimatedDoodles": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_20260421",
"enable_features": [
"NtpAnimatedDoodles"
]
}
]
}
],
"DesktopNtpDriveCache": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Cache_1m",
"params": {
"NtpDriveModuleCacheMaxAgeSParam": "60",
"NtpDriveModuleExperimentGroupParam": "experiment_1234"
},
"enable_features": [
"NtpDriveModule"
]
}
]
}
],
"DesktopNtpImageErrorDetection": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "ImageErrorDetection",
"enable_features": [
"NtpBackgroundImageErrorDetection"
]
}
]
}
],
"DesktopNtpModulesTabGroups": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Control_20251027",
"disable_features": [
"kNtpTabGroupsModule",
"kNtpTabGroupsModuleZeroState"
]
},
{
"name": "SteadyState_20251027",
"enable_features": [
"kNtpTabGroupsModule"
],
"disable_features": [
"kNtpTabGroupsModuleZeroState"
]
},
{
"name": "ZeroState_20251027",
"enable_features": [
"kNtpTabGroupsModule",
"kNtpTabGroupsModuleZeroState"
]
},
{
"name": "Default_20251027"
}
]
}
],
"DesktopNtpOneGoogleBarAsyncBarParts": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"NtpOneGoogleBarAsyncBarParts"
]
}
]
}
],
"DesktopNtpSimplification": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"ModuleMinStalenessUpdateTimeInterval": "1d",
"StaleModulesCountThreshold": "14"
},
"enable_features": [
"NtpFeatureOptimizationDismissModulesRemoval",
"NtpFeatureOptimizationModuleRemoval"
]
}
]
}
],
"DesktopNtpTabResumption": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "TabResumption_Random",
"params": {
"use_random_score": "true"
},
"enable_features": [
"NtpMostRelevantTabResumptionModule",
"SegmentationPlatformURLVisitResumptionRanker"
]
}
]
}
],
"DesktopOmniboxActionButtonRefinements": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "EnabledBoth",
"enable_features": [
"AiModeSpaceDoesNotActivate",
"HideAimEntrypointForUrlSuggestions"
]
},
{
"name": "EnabledHideAimEntrypoint",
"enable_features": [
"HideAimEntrypointForUrlSuggestions"
]
},
{
"name": "EnabledSpaceDoesNotSubmit",
"enable_features": [
"AiModeSpaceDoesNotActivate"
]
}
]
}
],
"DesktopOmniboxCalculatorProvider": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"OmniboxCalcProvider"
]
}
]
}
],
"DesktopOmniboxRichAutocompletionMinChar": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_1_v1",
"params": {
"RichAutocompletionAutocompleteShortcutTextMinChar": "1",
"RichAutocompletionAutocompleteTitlesMinChar": "1"
},
"enable_features": [
"OmniboxRichAutocompletion"
]
}
]
}
],
"DesktopOmniboxSimplification": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "PedalRowWithPlusButtonOnly_20260512",
"params": {
"Omnibox_AddContextButtonVariant": "below_results",
"Omnibox_ContextButtonHasBackground": "false",
"Omnibox_ContextButtonShapeIsOblong": "true",
"Omnibox_ContextButtonShowSuggestionLabel": "false",
"Omnibox_HideClassicContextButton": "false",
"Omnibox_ShowLensSearchChip": "false"
},
"enable_features": [
"WebUIOmniboxSimplification"
]
}
]
}
],
"DesktopOmniboxStarterPackExpansion": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"StarterPackExpansion"
]
}
]
}
],
"DesktopPWAInstallPromotionML": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Disabled",
"params": {
"guardrail_report_prob": "0.5",
"max_days_to_store_guardrails": "180",
"model_and_user_decline_report_prob": "0.5"
},
"disable_features": [
"WebAppsEnableMLModelForPromotion"
]
}
]
}
],
"DesktopRealboxContextualSearchIPH": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"IPH_DesktopRealboxContextualSearchFeature"
]
}
]
}
],
"DesktopUAOnConnectedDisplays": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"params": {
"ext_display_desktop_ua_oem_allowlist": "samsung"
},
"enable_features": [
"DesktopUAOnConnectedDisplay"
]
}
]
}
],
"DevToolsConsoleInsightsTeasers": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"DevToolsAiPromptApi",
"DevToolsConsoleInsightsTeasers"
]
}
]
}
],
"DevToolsDurableMessages": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "DevToolsEnableDurableMessages",
"enable_features": [
"DevToolsEnableDurableMessages"
]
}
]
}
],
"DeviceBoundSessionCredentialsMac": [
{
"platforms": [
"mac"
],
"experiments": [
{
"name": "Enabled",
"params": {
"RequireOriginTrialTokens": "false",
"SchemaVersion": "4"
},
"enable_features": [
"DeviceBoundSessions",
"DeviceBoundSessionsFederatedRegistration",
"DeviceBoundSessionsForRestrictedSites",
"EnableChromeRefreshTokenBinding",
"EnableOAuthMultiloginStandardCookiesBinding",
"EnableOAuthMultiloginStandardCookiesBindingForSecondaryPartitions",
"PersistDeviceBoundSessions",
"UnexportableKeyDeletion",
"UseUnexportableKeyServiceInBrowserProcess"
]
}
]
}
],
"DeviceBoundSessionsForGoogle": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"DeviceBoundSessionsForRestrictedSites",
"EnableOAuthMultiloginStandardCookiesBinding",
"UseUnexportableKeyServiceInBrowserProcess"
]
}
]
}
],
"DeviceBoundSessionsForSecondaryPartitions": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled_20260430",
"enable_features": [
"EnableOAuthMultiloginStandardCookiesBindingForSecondaryPartitions"
]
}
]
}
],
"DiacriticsOnPhysicalKeyboardLongpressOnByDefault": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"DiacriticsOnPhysicalKeyboardLongpressDefaultOn"
]
}
]
}
],
"DipsForWebView": [
{
"platforms": [
"android_webview"
],
"experiments": [
{
"name": "enabled",
"params": {
"delete": "false"
},
"enable_features": [
"DIPS"
]
}
]
}
],
"DirectOpusAudioDecoding": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"DirectOpusAudioDecoding"
]
}
]
}
],
"DirtyWritebackMaxBytes": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"CrOSLateBootDirtyWritebackMaxBytes"
]
}
]
}
],
"DisableBruschettaInstallChecks": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"DisableBruschettaInstallChecks"
],
"min_os_version": "131.0.6740.0"
}
]
}
],
"DisableNonYUVOverlaysFromExo": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"DisableNonYUVOverlaysFromExo"
],
"hardware_classes": [
"drallion"
]
}
]
}
],
"DisablePartialStorageCleanupForGPUDiskCache": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"DisablePartialStorageCleanupForGPUDiskCache"
]
}
]
}
],
"DisablePartnerHomepageAndroid": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"DisablePartnerHomepageAndroid"
]
}
]
}
],
"DisableSplitHostCacheByNetworkAnonymizationKey": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Disabled",
"disable_features": [
"SplitHostCacheByNetworkAnonymizationKey"
]
}
]
}
],
"DisableU18FeedbackDesktop": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_20260403",
"enable_features": [
"DisableU18FeedbackDesktop"
]
}
]
}
],
"DisableU18FeedbackIos": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled_20260403",
"enable_features": [
"DisableU18FeedbackIos"
]
}
]
}
],
"DisableUrgentPageDiscarding": [
{
"platforms": [
"mac",
"windows"
],
"experiments": [
{
"name": "Disabled",
"disable_features": [
"UrgentPageDiscarding"
]
}
]
}
],
"DiscardInputEventsToRecentlyMovedFrames": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "DoNotDiscard",
"params": {
"distance_factor": "100000.",
"time_ms": "0"
},
"enable_features": [
"DiscardInputEventsToRecentlyMovedFrames"
]
},
{
"name": "50_250_ms",
"params": {
"distance_factor": ".5",
"time_ms": "250"
},
"enable_features": [
"DiscardInputEventsToRecentlyMovedFrames"
]
}
]
}
],
"DisconnectWebSocketOnBFCache": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"DisconnectWebSocketOnBFCache"
]
}
]
}
],
"DiscountAutoPopup": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"history-cluster-behavior": "1",
"merchant-wide-behavior": "2",
"non-merchant-wide-behavior": "0"
},
"enable_features": [
"DiscountDialogAutoPopupBehaviorSetting"
]
}
]
}
],
"DiskCacheBackendExperiment": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Sql",
"params": {
"SqlDiskCacheLoadIndexOnInit": "true",
"SqlDiskCacheShardCount": "3",
"SqlDiskCacheSizeAndPriorityAwareEviction": "true",
"SqlDiskCacheSynchronousOff": "true",
"backend": "sql"
},
"enable_features": [
"DiskCacheBackendExperiment",
"HttpCacheInitializeDiskCacheBackendEarly"
]
}
]
}
],
"DisplaySchedulerAsClient": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"DisplaySchedulerAsClient"
]
}
]
}
],
"DnsHttpsSvcbTimeout": [
{
"platforms": [
"android",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"UseDnsHttpsSvcbInsecureExtraTimeMax": "500ms",
"UseDnsHttpsSvcbInsecureExtraTimeMin": "300ms",
"UseDnsHttpsSvcbInsecureExtraTimePercent": "50",
"UseDnsHttpsSvcbSecureExtraTimeMax": "500ms",
"UseDnsHttpsSvcbSecureExtraTimeMin": "300ms",
"UseDnsHttpsSvcbSecureExtraTimePercent": "50"
},
"enable_features": [
"UseDnsHttpsSvcb"
]
}
]
}
],
"DnsOverHttpsCloudflareFamilies": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_20260313",
"enable_features": [
"DohProviderCloudflareFamily",
"DohProviderCloudflareSecurity"
]
}
]
}
],
"DnsOverHttpsQuad9Secure": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_20260203",
"enable_features": [
"DohProviderQuad9Secure"
]
}
]
}
],
"DomStorageSqliteInMemory": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"DomStorageSqliteInMemory"
]
}
]
}
],
"DownloadWarningSurvey": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "DownloadBubbleBypass_20240513",
"params": {
"en_site_id": "ikozJtokP0ugnJ3q1cK0SbwHjMKE",
"probability": "1.0",
"survey_type": "0"
},
"enable_features": [
"DownloadWarningSurvey"
]
},
{
"name": "DownloadBubbleHeed_20240513",
"params": {
"en_site_id": "jhF4CtEp50ugnJ3q1cK0UZhzeE9d",
"probability": "1.0",
"survey_type": "1"
},
"enable_features": [
"DownloadWarningSurvey"
]
},
{
"name": "DownloadBubbleIgnore_20240513",
"params": {
"en_site_id": "QGZEf3nUW0ugnJ3q1cK0PoGTrYqX",
"ignore_delay_seconds": "300",
"probability": "0.5",
"survey_type": "2"
},
"enable_features": [
"DownloadWarningSurvey"
]
},
{
"name": "DownloadsPageBypass_20240513",
"params": {
"en_site_id": "B4TxfW2d50ugnJ3q1cK0SrBjxPp9",
"probability": "1.0",
"survey_type": "3"
},
"enable_features": [
"DownloadWarningSurvey"
]
},
{
"name": "DownloadsPageHeed_20240513",
"params": {
"en_site_id": "P1UCDjb5L0ugnJ3q1cK0S1YhAs9h",
"probability": "1.0",
"survey_type": "4"
},
"enable_features": [
"DownloadWarningSurvey"
]
},
{
"name": "DownloadsPageIgnore_20240513",
"params": {
"en_site_id": "ToBgFcctL0ugnJ3q1cK0UoPbrdFt",
"probability": "0.5",
"survey_type": "5"
},
"enable_features": [
"DownloadWarningSurvey"
]
}
]
}
],
"DozeModePowerScheduler": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Holdback",
"disable_features": [
"EnableDozeModePowerScheduler"
]
}
]
}
],
"DseIntegrity": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"DseIntegrity"
]
}
]
}
],
"DsePreload2": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"DsePreload2"
]
}
]
}
],
"DumpOnOOBFontDataServiceCache": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"DumpOnOOBFontDataServiceCache"
]
}
]
}
],
"DumpWithoutCrashingForMissingSecurityState": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_20260121",
"enable_features": [
"DumpWithoutCrashingForMissingSecurityState"
]
}
]
}
],
"DwaFeature": [
{
"platforms": [
"android",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"DwaFeature"
]
}
]
}
],
"EdgeToEdgeUseBackupNavbarInsets": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled_20251007",
"params": {
"use_gesture_insets": "false"
},
"enable_features": [
"EdgeToEdgeUseBackupNavbarInsets"
]
}
]
}
],
"EnableA2APayments": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AutofillEnableSeparatePixPreferenceItem",
"FacilitatedPaymentsEnableA2APayment"
]
}
]
}
],
"EnableADPFAsyncSetThreads": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "EnableADPFAsyncSetThreadsOnly",
"enable_features": [
"EnableADPFAsyncSetThreads"
]
}
]
}
],
"EnableADPFSeparateRendererMainSession": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"EnableADPFSeparateRendererMainSession"
]
}
]
}
],
"EnableADPFWorkloadReset": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"EnableADPFWorkloadReset"
]
}
]
}
],
"EnableASWebAuthenticationSession": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"EnableASWebAuthenticationSession"
]
}
]
}
],
"EnableAndroidSidePanel": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"EnableAndroidSidePanel"
]
}
]
}
],
"EnableAppBackgroundRefresh": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"EnableAppBackgroundRefresh"
]
}
]
}
],
"EnableBestEffortTaskInhibitingPolicy": [
{
"platforms": [
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"EnableBestEffortTaskInhibitingPolicy",
"ScopedBestEffortExecutionFenceForTaskQueue"
]
}
]
}
],
"EnableCacheEncryption": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"EnableCacheEncryption"
]
}
]
}
],
"EnableCancelUploadOnContentAnalysis": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows",
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"EnableCancelUploadOnContentAnalysis"
]
}
]
}
],
"EnableChromeFatalCrashEventsObserver": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"EnableChromeFatalCrashEventsObserver"
]
}
]
}
],
"EnableClientCertificateProvisioningOnAndroid": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"EnableClientCertificateProvisioningOnAndroid"
]
}
]
}
],
"EnableClipboardDataControlsAndroid": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled_140",
"enable_features": [
"EnableClipboardDataControlsAndroid"
]
}
]
}
],
"EnableCustomInputStreamBufferSize": [
{
"platforms": [
"android_webview"
],
"experiments": [
{
"name": "EnabledWith64KiBMay2024",
"params": {
"BufferSize": "65536"
},
"enable_features": [
"EnableCustomInputStreamBufferSize"
]
},
{
"name": "EnabledWith32KiBMay2024",
"params": {
"BufferSize": "32768"
},
"enable_features": [
"EnableCustomInputStreamBufferSize"
]
},
{
"name": "EnabledWith16KiBMay2024",
"params": {
"BufferSize": "16384"
},
"enable_features": [
"EnableCustomInputStreamBufferSize"
]
},
{
"name": "EnabledWith8KiBMay2024",
"params": {
"BufferSize": "8192"
},
"enable_features": [
"EnableCustomInputStreamBufferSize"
]
}
]
}
],
"EnableDeepScanVerdictCacheSize": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"verdict_cache_max_size": "200"
},
"enable_features": [
"EnableDeepScanVerdictCacheSize"
]
}
]
}
],
"EnableDevToolsJsErrorReporting": [
{
"platforms": [
"chromeos",
"linux"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"EnableDevToolsJsErrorReporting"
]
}
]
}
],
"EnableDiscountOnShoppyPagesDesktop": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"discount-on-shoppy-page": "true"
},
"enable_features": [
"EnableDiscountInfoApi"
]
}
]
}
],
"EnableDrDc": [
{
"platforms": [
"mac"
],
"experiments": [
{
"name": "EnabledGraphiteContextThreadSafe",
"enable_features": [
"EnableDrDc",
"GraphiteContextIsThreadSafe"
]
},
{
"name": "EnabledGraphiteContextPerThread",
"enable_features": [
"EnableDrDc"
],
"disable_features": [
"GraphiteContextIsThreadSafe"
]
}
]
}
],
"EnableEncryptedFileUpload": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"EnableEncryptedFileUpload"
]
}
]
}
],
"EnableEncryptedMediaOcclusionTracking": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"EncryptedMediaOcclusionTracking"
]
}
]
}
],
"EnableExtensionsForCorpDesktopAndroid": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled_20260219",
"enable_features": [
"EnableExtensionsForCorpDesktopAndroid"
]
}
]
}
],
"EnableFatalCrashEventsObserver": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"EnableFatalCrashEventsObserver"
]
}
]
}
],
"EnableForceDownloadToOneDrive": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"EnableForceDownloadToOneDrive"
]
}
]
}
],
"EnableFullscreenToAnyScreenAndroid": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"EnableFullscreenToAnyScreenAndroid"
]
}
]
}
],
"EnableHangWatcher": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"io_thread_log_level": "2",
"renderer_process_io_thread_log_level": "2",
"ui_thread_log_level": "2",
"utility_process_main_thread_log_level": "2"
},
"enable_features": [
"EnableHangWatcher"
]
}
]
}
],
"EnableHangWatcherOnGpuProcess": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"gpu_process_compositor_thread_log_level": "2",
"gpu_process_io_thread_log_level": "2",
"gpu_process_main_thread_log_level": "2"
},
"enable_features": [
"EnableHangWatcherOnGpuProcess"
]
}
]
}
],
"EnableHighChannelLayouts": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"EnableHighChannelLayouts"
]
}
]
}
],
"EnableIframeForPix": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"EnableIframeForPix"
]
}
]
}
],
"EnableLazyLoadImageForInvisiblePage": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_AllInvisiblePage",
"params": {
"enabled_page_type": "all_invisible_page"
},
"enable_features": [
"EnableLazyLoadImageForInvisiblePage"
]
},
{
"name": "Enabled_PrerenderPage",
"params": {
"enabled_page_type": "prerender_page"
},
"enable_features": [
"EnableLazyLoadImageForInvisiblePage"
]
}
]
}
],
"EnableManagementPromotionBanner": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"EnableManagementPromotionBanner"
]
}
]
}
],
"EnableNewUploadSizeLimit": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_250MB",
"params": {
"max_file_size_mb": "250"
},
"enable_features": [
"EnableNewUploadSizeLimit"
]
},
{
"name": "Enabled_500MB",
"params": {
"max_file_size_mb": "500"
},
"enable_features": [
"EnableNewUploadSizeLimit"
]
},
{
"name": "Enabled_1GB",
"params": {
"max_file_size_mb": "1024"
},
"enable_features": [
"EnableNewUploadSizeLimit"
]
},
{
"name": "Enabled_2GB",
"params": {
"max_file_size_mb": "2048"
},
"enable_features": [
"EnableNewUploadSizeLimit"
]
}
]
}
],
"EnablePDPMetricsUSDesktopIOS": [
{
"platforms": [
"chromeos",
"fuchsia",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ShoppingPDPMetrics"
]
}
]
}
],
"EnablePixAccountLinking": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"EnablePixAccountLinking"
]
}
]
}
],
"EnablePixInCct": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"EnablePixInCct"
]
}
]
}
],
"EnableSearchAIModeSigninPromo": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"EnableSearchAIModeSigninPromo"
]
}
]
}
],
"EnableShoppingListIOSM119": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled_20231112",
"enable_features": [
"ShoppingList"
]
}
]
}
],
"EnableShouldShowPromotion": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"EnableShouldShowPromotion"
]
}
]
}
],
"EnableTLS13EarlyData": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"EnableTLS13EarlyData"
]
}
]
}
],
"EnableUserSessionActivityReporting": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"EnableUserSessionActivityReporting"
]
}
]
}
],
"EncryptBookmarks": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows",
"android",
"ios"
],
"experiments": [
{
"name": "Phase1",
"params": {
"stage": "write_both_read_only_clear"
},
"enable_features": [
"EncryptBookmarks"
]
}
]
}
],
"EnergyEffectVisdStudy": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Treatment",
"enable_features": [
"EnergyEffect"
]
}
]
}
],
"EnhancedFieldsForSecOps": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows",
"android",
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"EnhancedFieldsForSecOps",
"EnhancedSecurityEventFields"
]
}
]
}
],
"EnterpriseFileObfuscationArchiveAnalyzer": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"EnterpriseFileObfuscationArchiveAnalyzer"
]
}
]
}
],
"EnterpriseFileSystemAccessDeepScan": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"EnterpriseFileSystemAccessDeepScan"
]
}
]
}
],
"EnterpriseIframeDlpRulesSupport": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"EnterpriseIframeDlpRulesSupport"
]
}
]
}
],
"EnterpriseRealTimeUrlCheckNewUrl": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"EnterpriseRealTimeUrlCheckNewUrl"
]
}
]
}
],
"EstimateNewSignInUsersWithFinchAvailablePopulation": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"EstimateNewSignInUsersWithFinchAvailablePopulation"
]
}
]
}
],
"EventTimingIgnorePresentationTimeFromUnexpectedFrameSource": [
{
"platforms": [
"android",
"chromeos",
"fuchsia",
"linux",
"mac",
"windows",
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"EventTimingIgnorePresentationTimeFromUnexpectedFrameSource"
]
}
]
}
],
"ExactMatchFavicons": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ExactMatchFavicons"
]
}
]
}
],
"ExcludePipFromScreenCapture": [
{
"platforms": [
"mac"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ExcludePipFromScreenCapture"
]
}
]
}
],
"ExpandCompositedCullRectMobile": [
{
"platforms": [
"android",
"android_webview"
],
"experiments": [
{
"name": "LikelyLaunch",
"params": {
"pixels": "2333"
},
"enable_features": [
"ExpandCompositedCullRect"
]
}
]
}
],
"ExtensionBrowserNamespaceAndPolyfillSupport": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ExtensionBrowserNamespaceAndPolyfillSupport"
]
},
{
"name": "Disabled",
"disable_features": [
"ExtensionBrowserNamespaceAndPolyfillSupport"
]
}
]
}
],
"ExtensionContentVerificationUsesExtensionRoot": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ExtensionContentVerificationUsesExtensionRoot"
]
}
]
}
],
"ExtensionServiceWorkerVoter": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ExtensionServiceWorkerVoter"
]
}
]
}
],
"ExtensionsApiRuntimeGetPlatformInfoNaClArch": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Disabled",
"disable_features": [
"ApiRuntimeGetPlatformInfoNaClArch"
]
}
]
}
],
"ExtensionsToolbarAndMenuRedesign": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ExtensionsMenuAccessControl"
]
}
]
}
],
"ExtensionsZeroStatePromo": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Chips_v1",
"params": {
"x_iph-variant": "custom-ui-chip-iph"
},
"enable_features": [
"IPH_ExtensionsZeroStatePromo"
]
},
{
"name": "Chips_v2",
"params": {
"x_iph-variant": "ustom-ui-chip-iph-v2"
},
"enable_features": [
"IPH_ExtensionsZeroStatePromo"
]
},
{
"name": "Chips_v3",
"params": {
"x_iph-variant": "custom-ui-chip-iph-v3"
},
"enable_features": [
"IPH_ExtensionsZeroStatePromo"
]
}
]
}
],
"ExternalBeginFrameSourceWinUsesRunOrPostTask": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ExternalBeginFrameSourceWinUsesRunOrPostTask"
]
}
]
}
],
"ExternalHDR10": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"EnableExternalDisplayHDR10Mode"
]
}
]
}
],
"ExternalRateControlForMediaFoundationVideoEncoder": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"MediaFoundationUseSWBRCForH264Camera"
]
}
]
}
],
"ExtremeLightweightUAFDetector": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Quarantine_900_100_512_v6",
"params": {
"object_size_threshold_in_bytes": "512",
"quarantine_capacity_for_large_objects_in_bytes": "0",
"quarantine_capacity_for_small_objects_in_bytes": "1048576",
"sampling_frequency": "100",
"target_processes": "browser_only"
},
"enable_features": [
"ExtremeLightweightUAFDetector"
]
}
]
}
],
"FLEDGEBiddingAndAuctionServer": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows",
"android"
],
"experiments": [
{
"name": "Enabled",
"params": {
"FledgeBiddingAndAuctionKeyConfig": "{\"https://publickeyservice.gcp.privacysandboxservices.com\": \"https://publickeyservice.pa.gcp.privacysandboxservices.com/.well-known/protected-auction/v1/public-keys\", \"https://publickeyservice.pa.gcp.privacysandboxservices.com\": \"https://publickeyservice.pa.gcp.privacysandboxservices.com/.well-known/protected-auction/v1/public-keys\", \"https://publickeyservice.pa.aws.privacysandboxservices.com\": \"https://publickeyservice.pa.aws.privacysandboxservices.com/.well-known/protected-auction/v1/public-keys\"}",
"FledgeBiddingAndAuctionKeyURL": "https://publickeyservice.pa.gcp.privacysandboxservices.com/.well-known/protected-auction/v1/public-keys"
},
"enable_features": [
"FledgeBiddingAndAuctionServer"
]
}
]
}
],
"FastPairPWACompanion": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled_20250318",
"params": {
"pwa-companion-app-id": "",
"pwa-companion-device-ids": "08A97F,5A36A5,6EDAF7,9ADB11,A7D7A0,C8E228,D87A3E,F2020E,F58DE7,30346C,7862CE,C193F7,05D40E,02FC97,AB442D,FB19ED,C55C79,2EE57B,DA2DB1,6C7979,A28BDC,03E047,9B9FFE,DCDA99,9F7942,8D479E",
"pwa-companion-install-uri": "https://mypixelbuds.google.com/",
"pwa-companion-play-store-uri": ""
},
"enable_features": [
"FastPairPwaCompanion"
]
},
{
"name": "Enabled_20250318_Dogfood",
"params": {
"pwa-companion-app-id": "",
"pwa-companion-device-ids": "08A97F,5A36A5,6EDAF7,9ADB11,A7D7A0,C8E228,D87A3E,F2020E,F58DE7,30346C,7862CE,C193F7,05D40E,02FC97,AB442D,FB19ED,C55C79,2EE57B,DA2DB1,6C7979,A28BDC,03E047,9B9FFE,DCDA99,9F7942,8D479E",
"pwa-companion-install-uri": "https://mypixelbuds.google.com/",
"pwa-companion-play-store-uri": ""
},
"enable_features": [
"FastPairPwaCompanion"
]
},
{
"name": "EnabledWithStagingLinks_Dogfood",
"params": {
"pwa-companion-app-id": "",
"pwa-companion-device-ids": "08A97F,5A36A5,6EDAF7,9ADB11,A7D7A0,C8E228,D87A3E,F2020E,F58DE7,30346C,7862CE,C193F7,05D40E,02FC97,AB442D,FB19ED,C55C79,2EE57B,DA2DB1,6C7979,A28BDC,03E047,9B9FFE,DCDA99,9F7942,8D479E",
"pwa-companion-install-uri": "https://mypixelbuds-preprod.corp.google.com/",
"pwa-companion-play-store-uri": ""
},
"enable_features": [
"FastPairPwaCompanion"
]
}
]
}
],
"FaviconDisableHostFallback": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"FaviconDisableHostFallback"
]
}
]
}
],
"FedCmIntrusion": [
{
"platforms": [
"android",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "SegmentationPlatform",
"enable_features": [
"SegmentationPlatformFedCmUser"
],
"disable_features": [
"FedCmAmbientUI"
]
},
{
"name": "EnableFedCmAmbientUI",
"enable_features": [
"FedCmAmbientUI"
],
"disable_features": [
"SegmentationPlatformFedCmUser"
]
}
]
}
],
"FeedLoadingPlaceholder": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"FeedLoadingPlaceholder"
]
}
]
}
],
"FeedPerformanceStudyV3": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "rs4_rr05_al1",
"params": {
"asyncLayout": "true",
"rangeRatio": "0.5",
"rangeSize": "4"
},
"enable_features": [
"FeedPerformanceStudy"
]
},
{
"name": "rs4_rr10_al1",
"params": {
"asyncLayout": "true",
"rangeRatio": "1",
"rangeSize": "4"
},
"enable_features": [
"FeedPerformanceStudy"
]
},
{
"name": "rs4_rr05_al0",
"params": {
"asyncLayout": "false",
"rangeRatio": "0.5",
"rangeSize": "4"
},
"enable_features": [
"FeedPerformanceStudy"
]
}
]
}
],
"FeedSignedOutViewDemotion": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"FeedSignedOutViewDemotion"
]
}
]
}
],
"FencedFramesEnableCredentialsForAutomaticBeacons": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"FencedFramesAutomaticBeaconCredentials"
]
}
]
}
],
"FencedFramesEnableReportEventHeaderChanges": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"FencedFramesReportEventHeaderChanges"
]
}
]
}
],
"FencedFramesEnableSrcPermissionsPolicy": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"FencedFramesSrcPermissionsPolicy"
]
}
]
}
],
"FenderAutoPreconnectLcpOrigins": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "EnabledWithOne_20240214",
"params": {
"lcpp_preconnect_frequency_threshold": "0.5",
"lcpp_preconnect_max_origins": "1"
},
"enable_features": [
"LCPPAutoPreconnectLcpOrigin"
]
}
]
}
],
"FetchLaterAPI": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_20240112",
"enable_features": [
"FetchLaterAPI"
]
}
]
}
],
"FieldClassificationModelCaching": [
{
"platforms": [
"android_webview",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"FieldClassificationModelCaching"
]
}
]
}
],
"FirstRunDesktopRefresh": [
{
"platforms": [
"windows",
"linux",
"mac"
],
"experiments": [
{
"name": "Enabled",
"params": {
"sign-in-promo-variation": "default"
},
"enable_features": [
"FirstRunDesktopChoiceScreenRefresh",
"FirstRunDesktopRefresh"
]
}
]
}
],
"FixStaticIpForTwoManagedEthPorts": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"FixStaticIpForTwoManagedEthPorts"
]
}
]
}
],
"FlingSchedulingImprovements": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled_20260126",
"enable_features": [
"FlingSchedulingImprovements"
]
}
]
}
],
"Floss": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"Floss"
]
}
]
}
],
"FluidResize": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"FluidResize"
]
}
]
}
],
"FlushPersistentSystemProfileOnWrite": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"FlushPersistentSystemProfileOnWrite"
]
}
]
}
],
"FollowOnboarding": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled_20221116",
"params": {
"awareness_style": "IPH"
},
"enable_features": [
"WebFeedAwareness",
"WebFeedOnboarding"
]
}
]
}
],
"FontDataServiceAllWebContents": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "DWrite_Enabled",
"params": {
"typeface": "DWrite"
},
"enable_features": [
"FontDataServiceAllWebContents"
]
},
{
"name": "Freetype_Enabled",
"params": {
"typeface": "Freetype"
},
"enable_features": [
"FontDataServiceAllWebContents"
]
},
{
"name": "Fontations_Enabled",
"params": {
"typeface": "Fontations"
},
"enable_features": [
"FontDataServiceAllWebContents"
]
}
]
}
],
"FontDataServiceChromeOS": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Fontations_Enabled",
"params": {
"typeface": "Fontations"
},
"enable_features": [
"FontDataServiceChromeOS"
]
},
{
"name": "Freetype_Enabled",
"params": {
"typeface": "Freetype"
},
"enable_features": [
"FontDataServiceChromeOS"
]
}
]
}
],
"FontDataServiceLinux": [
{
"platforms": [
"linux"
],
"experiments": [
{
"name": "Fontations_Enabled",
"params": {
"typeface": "Fontations"
},
"enable_features": [
"FontDataServiceLinux"
]
},
{
"name": "Freetype_Enabled",
"params": {
"typeface": "Freetype"
},
"enable_features": [
"FontDataServiceLinux"
]
}
]
}
],
"ForceSecureDnsDohFallback": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ForceSecureDnsDohFallback"
]
}
]
}
],
"FreezeSharedWorker": [
{
"platforms": [
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"FreezeSharedWorker"
]
}
]
}
],
"FullscreenSignInPromoUseDate": [
{
"platforms": [
"android",
"ios"
],
"experiments": [
{
"name": "Enabled",
"params": {
"interval": "60"
},
"enable_features": [
"FullscreenSignInPromoUseDate"
]
}
]
}
],
"FullscreenSigninPromoManagerMigration": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"FullscreenSigninPromoManagerMigration",
"IPH_iOSPromoSigninFullscreen"
]
}
]
}
],
"FullscreenVideoPictureInPicture": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"FullscreenVideoPictureInPicture"
]
}
]
}
],
"FusedLocationProviderTuning": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"params": {
"geolocation_request_max_location_age_millis": "2147483647",
"geolocation_request_min_update_interval_millis": "0",
"location_request_max_location_age_mills": "2147483647",
"location_request_min_update_interval_millis": "0"
},
"enable_features": [
"GmsCoreLocationRequestParamOverride",
"UseFusedLocationProvider"
]
}
]
}
],
"FuturePoliciesOnDesktopAndroid": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"FuturePoliciesOnDesktopAndroid"
]
}
]
}
],
"GCMUseDedicatedNetworkThread": [
{
"platforms": [
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"GCMUseDedicatedNetworkThread"
]
}
]
}
],
"GMSCoreBindServiceOptimization": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"GmsCoreBindServiceOptimization"
]
}
]
}
],
"GaiaAccountIdEnforcement": [
{
"platforms": [
"android",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_20260414",
"enable_features": [
"GaiaAccountIdEnforcement"
]
}
]
}
],
"GeminiAntiscamProtectionForMetricsCollection": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"GeminiAntiscamProtectionMinScamScoreLogPageContent": "0.5"
},
"enable_features": [
"GeminiAntiscamProtectionForMetricsCollection",
"GeminiAntiscamProtectionMqlsLogging"
]
}
]
}
],
"GeminiWebChromeCohesion": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_20260430",
"enable_features": [
"GlicWebContinuity"
]
}
]
}
],
"GlicActorObservationDelayExcludeAdFrameLoading": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"GlicActorObservationDelayExcludeAdFrameLoading"
]
}
]
}
],
"GlicActorRolloutControl": [
{
"platforms": [
"linux",
"mac",
"windows",
"chromeos"
],
"experiments": [
{
"name": "Default",
"params": {
"glic-actor-eligible-tiers": "1,2",
"glic_actor_enterprise_pref_default": "disabled_by_default",
"glic_actor_policy_control_exemption": "false"
},
"enable_features": [
"GlicActor",
"GlicActorUi"
]
},
{
"name": "Enabled_Dogfood_And_Allowlist",
"params": {
"glic-actor-eligible-tiers": "0,1,2",
"glic_actor_enterprise_pref_default": "enabled_by_default",
"glic_actor_policy_control_exemption": "false"
},
"enable_features": [
"GlicActor",
"GlicActorUi"
]
}
]
}
],
"GlicActorUiOverlayMagicCursor": [
{
"platforms": [
"linux",
"mac",
"windows",
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"params": {
"magic-cursor-max-duration-ms": "300",
"magic-cursor-min-duration-ms": "50",
"magic-cursor-speed-px-per-ms": "1.5"
},
"enable_features": [
"GlicActorUiMagicCursor"
]
}
]
}
],
"GlicActorUiTabIndicatorSpinnerIgnoreReducedMotion": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"GlicActorUiTabIndicatorSpinnerIgnoreReducedMotion"
]
}
]
}
],
"GlicAnchoredCues": [
{
"platforms": [
"chromeos",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_20260320",
"enable_features": [
"UseAnchoredMessage"
]
}
]
}
],
"GlicAutoLogin": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"FedCmEmbedderInitiatedLogin"
]
}
]
}
],
"GlicAutoOpenPdf": [
{
"platforms": [
"mac",
"windows",
"linux",
"chromeos"
],
"experiments": [
{
"name": "Enabled_AutoOpenGlicForPdf_UnconsentedUsers",
"params": {
"AutoOpenGlicForPdfWithOnboarding": "true"
},
"enable_features": [
"AutoOpenGlicForPdf",
"EnableAutoOpenGlicSidePanel"
]
}
]
}
],
"GlicButtonPressedState": [
{
"platforms": [
"linux",
"mac",
"windows",
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"params": {
"glic-button-container-background": "false",
"glic-button-pressed-force-solid-icon": "true"
},
"enable_features": [
"GlicButtonPressedState"
]
},
{
"name": "Control",
"disable_features": [
"GlicButtonPressedState"
]
}
]
}
],
"GlicCaptureRegion": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"GlicCaptureRegion"
]
}
]
}
],
"GlicChromeStatusIcon": [
{
"platforms": [
"mac"
],
"experiments": [
{
"name": "Enabled",
"params": {
"glic-chrome-status-icon-size-px": "18"
},
"enable_features": [
"GlicChromeStatusIcon"
]
}
]
}
],
"GlicClientResponsivenessCheckExtension": [
{
"platforms": [
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"glic-client-unresponsive-ui-max-time-ms": "15000"
},
"enable_features": [
"GlicClientResponsivenessCheck"
]
}
]
}
],
"GlicClientZoomControl": [
{
"platforms": [
"chromeos",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"GlicClientZoomControl"
]
}
]
}
],
"GlicConfirmNavigationToNewOrigins": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"confirm_navigation_to_new_origins": "true",
"confirm_navigation_to_new_origins_dark_launch": "false"
},
"enable_features": [
"GlicCrossOriginNavigationGating"
]
},
{
"name": "Enabled_DarkLaunch",
"params": {
"confirm_navigation_to_new_origins": "true",
"confirm_navigation_to_new_origins_dark_launch": "true"
},
"enable_features": [
"GlicCrossOriginNavigationGating"
]
},
{
"name": "Disabled",
"params": {
"confirm_navigation_to_new_origins": "false"
},
"enable_features": [
"GlicCrossOriginNavigationGating"
]
}
]
}
],
"GlicContextMenuEntrypoint": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_Arm1_20260413",
"params": {
"variant": "arm1"
},
"enable_features": [
"GlicContextMenu"
]
}
]
}
],
"GlicDogfood": [
{
"platforms": [
"mac",
"windows",
"linux"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"Glic"
]
}
]
}
],
"GlicEligibilitySeparateAccountCapability": [
{
"platforms": [
"chromeos",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"GlicEligibilitySeparateAccountCapability"
]
}
]
}
],
"GlicEnableMultiInstanceBasedOnTier": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"GlicDaisyChainNewTabs",
"GlicDefaultTabContextSetting",
"GlicEnableMultiInstanceBasedOnTier",
"GlicLiveModeOnlyGlow",
"GlicMultiInstance"
]
}
]
}
],
"GlicForceNonSkSLBorder": [
{
"platforms": [
"mac",
"windows",
"linux"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"GlicForceNonSkSLBorder"
]
}
]
}
],
"GlicForceSimplifiedBorder": [
{
"platforms": [
"mac",
"windows",
"linux"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"GlicForceSimplifiedBorder"
]
}
]
}
],
"GlicGeminiInstructions": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"GlicGeminiInstructions"
]
}
]
}
],
"GlicMediaData": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AnnotatedPageContentWithMediaData",
"HeadlessCaptionEarlyStart",
"HeadlessLiveCaption",
"MediaTrasncriptsFlagInPageMetadata"
]
}
]
}
],
"GlicMessageFirstOnboarding": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_20260427",
"enable_features": [
"GlicMessageFirstFre"
]
}
]
}
],
"GlicOptInImpressionMetrics": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_",
"enable_features": [
"GlicOptInImpressionMetrics"
]
}
]
}
],
"GlicPdfSummarizeButton": [
{
"platforms": [
"linux",
"mac",
"windows",
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"params": {
"arm": "3"
},
"enable_features": [
"PdfGlicSummarize"
]
}
]
}
],
"GlicPersonalContext": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"GlicPersonalContext"
]
}
]
}
],
"GlicRecordNavigationConfirmationMetrics": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"GlicRecordNavigationConfirmationRequestMetrics"
]
}
]
}
],
"GlicResetPanelSizeAndLocationOnOpen": [
{
"platforms": [
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"GlicPanelResetSizeAndLocationOnOpen"
]
}
]
}
],
"GlicShareImage": [
{
"platforms": [
"mac",
"windows",
"linux",
"chromeos"
],
"experiments": [
{
"name": "Enabled_20260106",
"enable_features": [
"GlicShareImage"
]
}
]
}
],
"GlicSidePanelChromeOS": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"GlicMultiInstance",
"GlicMultiTab",
"GlicMultitabUnderlines"
]
}
]
}
],
"GlicStatusTrayIcon_ChromeOS_Dogfood": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled_Dogfood",
"enable_features": [
"GlicShowStatusTrayIcon",
"SupportCustomIconsInStatusArea"
]
}
]
}
],
"GlicSummarizeVideoSuggestion": [
{
"platforms": [
"mac",
"windows",
"linux",
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"GlicSummarizeVideoSuggestion"
]
}
]
}
],
"GlicTeamfoodAllowlistedChromeOS": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"Glic",
"GlicRollout",
"GlicUserStatusCheck",
"GlicZeroStateSuggestions"
]
}
]
}
],
"GlicToolbarHeightSidePanel": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"GlicUseToolbarHeightSidePanel"
]
}
]
}
],
"GlicTryItUnlaunch": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Unlaunched_20260309",
"disable_features": [
"IPH_GlicTryIt"
]
}
]
}
],
"GlicUserStatusCheckDogfood": [
{
"platforms": [
"mac",
"windows",
"linux"
],
"experiments": [
{
"name": "Enabled",
"params": {
"glic-user-status-oauth2-scope": "https://www.googleapis.com/auth/gemini",
"glic-user-status-request-delay": "23h",
"glic-user-status-url": "https://www.example.com/"
},
"enable_features": [
"GlicUserStatusCheck"
]
}
]
}
],
"GlicWarming": [
{
"platforms": [
"mac",
"windows",
"linux",
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"GlicWarming"
]
}
]
}
],
"GlicWebActuationSettingsToggle": [
{
"platforms": [
"linux",
"mac",
"windows",
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"GlicWebActuationSettingsToggle"
]
}
]
}
],
"GlicZeroStateSuggestionsDogfood": [
{
"platforms": [
"mac",
"windows",
"linux"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"GlicZeroStateSuggestions"
]
}
]
}
],
"GlobalVaapiLock": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Disabled",
"disable_features": [
"GlobalVaapiLock"
]
}
]
}
],
"GoogleChromeScheme": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"GoogleChromeScheme"
]
}
]
}
],
"GpuPersistentCache": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"GpuPersistentCache"
]
}
]
}
],
"GpuYieldRasterization": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"GpuYieldRasterization"
]
}
]
}
],
"GrCacheLimits": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "cache_96_256_8_default_20230911",
"params": {
"MaxDefaultGlyphCacheTextureBytes": "8388608",
"MaxGaneshResourceCacheBytes": "100663296",
"MaxHighEndGaneshResourceCacheBytes": "268435456"
},
"enable_features": [
"GrCacheLimitsFeature"
]
}
]
}
],
"GraduationUseEmbeddedTransferEndpoint": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"GraduationUseEmbeddedTransferEndpoint"
]
}
]
}
],
"GridMediatorSnapshotUpdateBatchGuard": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"GridMediatorSnapshotUpdateBatchGuard"
]
}
]
}
],
"GroupedHistoryAllLocales": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"JourneysLocaleOrLanguageAllowlist": "*"
},
"enable_features": [
"Journeys"
]
}
]
}
],
"GwpAsanIOS2025": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "EnabledLowerTotalPages",
"params": {
"AllocationSamplingMultiplier": "1000",
"AllocationSamplingRange": "10",
"MaxAllocations": "2048",
"MaxMetadata": "6144",
"ProcessSamplingProbability": "0.1",
"TotalPages": "6144"
},
"enable_features": [
"GwpAsanMalloc",
"GwpAsanPartitionAlloc"
]
}
]
}
],
"HTMLProcessingInstruction": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"HTMLProcessingInstruction"
]
}
]
}
],
"HangoutsExtensionV3": [
{
"platforms": [
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"HangoutsExtensionV3"
]
}
]
}
],
"HappinessTrackingBluetoothAudio": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled_20250123",
"params": {
"enabled_for_googlers": "true",
"histogram_name": "ChromeOS.HaTS.BluetoothAudio",
"prob": "0.05",
"survey_cycle_length": "7",
"survey_start_date_ms": "1698332400000",
"trigger_id": "9ymFQS2qm0jBnuKU19R0UaKeWPaL"
},
"enable_features": [
"HappinessTrackingBluetoothAudio"
]
}
]
}
],
"HappinessTrackingBorealisGames": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"params": {
"prob": "0.10",
"survey_cycle_length": "7",
"survey_start_date_ms": "1684386279365",
"trigger_id": "KiAbogQzG0jBnuKU19R0RhWzttj4"
},
"enable_features": [
"HappinessTrackingBorealisGames"
]
}
]
}
],
"HappinessTrackingMediaAppPdf": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"params": {
"prob": "0.0174",
"survey_cycle_length": "90",
"survey_start_date_ms": "1662336000000",
"trigger_id": "s5EmUqzvY0jBnuKU19R0Tdf9ticy"
},
"enable_features": [
"HappinessTrackingMediaAppPdf"
]
}
]
}
],
"HappinessTrackingOffice": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"params": {
"prob": "0.02",
"survey_cycle_length": "30",
"survey_start_date_ms": "1721606400000",
"trigger_id": "ZMEQmwKYE0jBnuKU19R0Uk7d5aG4"
},
"enable_features": [
"HappinessTrackingOffice"
]
}
]
}
],
"HappinessTrackingOsSettingsSearch": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"params": {
"prob": "0.01",
"survey_cycle_length": "7",
"survey_start_date_ms": "1678393016",
"trigger_id": "Fa3H4WsCf0jBnuKU19R0Sq6aUpgf"
},
"enable_features": [
"HappinessTrackingOsSettingsSearch"
]
}
]
}
],
"HappinessTrackingPersonalizationAvatar": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"params": {
"prob": "0.01",
"survey_cycle_length": "90",
"survey_start_date_ms": "1653548400",
"trigger_id": "JUanXwTKV0jBnuKU19R0V3H9stME"
},
"enable_features": [
"HappinessTrackingPersonalizationAvatar"
]
}
]
}
],
"HappinessTrackingPersonalizationScreensaver": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"params": {
"prob": "0.01",
"survey_cycle_length": "90",
"survey_start_date_ms": "1653548400",
"trigger_id": "1dEvSx6iU0jBnuKU19R0P6uwwNZ4"
},
"enable_features": [
"HappinessTrackingPersonalizationScreensaver"
]
}
]
}
],
"HappinessTrackingPersonalizationWallpaper": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"params": {
"prob": "0.05",
"survey_cycle_length": "90",
"survey_start_date_ms": "1653548400",
"trigger_id": "PaBNFUU6d0jBnuKU19R0RAjzNxg5"
},
"enable_features": [
"HappinessTrackingPersonalizationWallpaper"
]
}
]
}
],
"HappinessTrackingPhotosExperience": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"params": {
"prob": "0.0174",
"survey_cycle_length": "90",
"survey_start_date_ms": "1662336000000",
"trigger_id": "TGGtMoxqP0jBnuKU19R0Vwye2rn4"
},
"enable_features": [
"HappinessTrackingPhotosExperience"
]
}
]
}
],
"HappinessTrackingSurveysForDesktopHistoryPageControl": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"HappinessTrackingSurveysForDesktopHistoryPageControl"
]
}
]
}
],
"HappinessTrackingSurveysForDesktopHistoryPageExperiment": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"HappinessTrackingSurveysForDesktopHistoryPageExperiment"
]
}
]
}
],
"HappinessTrackingSurveysForHistoryEmbeddings": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"en_site_id": "TKWU6DjUi0ugnJ3q1cK0Z69WFqDB",
"probability": "0.5"
},
"enable_features": [
"HappinessTrackingSurveysForHistoryEmbeddings"
]
}
]
}
],
"HappinessTrackingSystemBatteryLife": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"params": {
"histogram_name": "ChromeOS.HaTS.BatteryLife",
"prob": "0.02",
"survey_cycle_length": "7",
"survey_start_date_ms": "1681974000000",
"trigger_id": "1xncr1Dp20jBnuKU19R0XpozVULu"
},
"enable_features": [
"HappinessTrackingSystemBatteryLife"
]
}
]
}
],
"HappinessTrackingSystemEnt": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"params": {
"histogram_name": "ChromeOS.HaTS.GeneralWithLocaleForTest",
"prob": "0.02",
"survey_cycle_length": "7",
"survey_start_date_ms": "1478592000000",
"trigger_id": "h48muKREX0jBnuKU19R0UkKwC3pM"
},
"enable_features": [
"HappinessTrackingSystemEnt"
]
}
]
}
],
"HappinessTrackingSystemPerformance": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"params": {
"histogram_name": "ChromeOS.HaTS.Performance",
"prob": "0.02",
"survey_cycle_length": "7",
"survey_start_date_ms": "1641024000000",
"trigger_id": "d9usFbUBd0jBnuKU19R0YEKpVBkq"
},
"enable_features": [
"HappinessTrackingSystemPerformance"
]
}
]
}
],
"HappinessTrackingSystemPeripherals": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"params": {
"histogram_name": "ChromeOS.HaTS.Peripherals",
"prob": "0.02",
"survey_cycle_length": "7",
"survey_start_date_ms": "1686747998371",
"trigger_id": "f4LxbstpP0jBnuKU19R0P4FWKuAs"
},
"enable_features": [
"HappinessTrackingSystemPeripherals"
]
}
]
}
],
"HappinessTrackingSystemStability": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled_M100_2022_05_04",
"params": {
"histogram_name": "ChromeOS.HaTS.Stability",
"prob": "0.02",
"survey_cycle_length": "7",
"survey_start_date_ms": "1641024000000",
"trigger_id": "d6XgkEBLK0jBnuKU19R0VEK7mCc9"
},
"enable_features": [
"HappinessTrackingSystemStability"
]
}
]
}
],
"HappyEyeballsV2": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"HappyEyeballsV2"
]
}
]
}
],
"HatsArcGames": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"params": {
"custom_client_data": "{\"package_names\":[\"com.roblox.client\",\"com.dts.freefireth\",\"air.com.lunime.gachaclub\",\"com.devsisters.ck\",\"com.tocaboca.tocalifeworld\",\"com.innersloth.spacemafia\",\"com.microsoft.microsoftsolitairecollection\",\"com.king.candycrushsaga\",\"com.king.candycrushsodasaga\",\"air.com.lunime.gachalife\",\"com.playrix.township\",\"com.dts.freefiremax\",\"com.mobilityware.spider\",\"net.wooga.junes_journey_hidden_object_mystery_game\",\"com.mobile.legends\",\"com.ninjakiwi.bloonstd6\",\"com.lockwoodpublishing.avakinlife\",\"com.pixel.art.coloring.color.number\",\"com.playrix.homescapes\",\"com.miHoYo.GenshinImpact\",\"com.mojang.minecraftpe\"]}",
"prob": "0.005",
"survey_cycle_length": "7",
"survey_start_date_ms": "1638316800000",
"trigger_id": "rJ6AqzkxG0jBnuKU19R0UJFsCCjz"
},
"enable_features": [
"HappinessTrackingArcGames"
]
}
]
}
],
"HatsAudio": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled_20250123",
"params": {
"enabled_for_googlers": "true",
"histogram_name": "ChromeOS.HaTS.Audio",
"prob": "0.01",
"survey_cycle_length": "7",
"survey_start_date_ms": "1642608000000",
"trigger_id": "cVHSWE7RR0jBnuKU19R0ThFKQTU5"
},
"enable_features": [
"HappinessTrackingAudio"
]
}
]
}
],
"HatsBluetoothRevamp": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"params": {
"prob": "0.01",
"survey_cycle_length": "7",
"survey_start_date_ms": "1642608000000",
"trigger_id": "FvkCS2uJU0jBnuKU19R0UrXtnAdP"
},
"enable_features": [
"HappinessTrackingSystemBluetoothRevamp"
]
}
]
}
],
"HatsGeneralCamera": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "EnabledWithHistogram_20230704",
"params": {
"enabled_for_googlers": "true",
"histogram_name": "ChromeOS.HaTS.GeneralCamera",
"prob": "0.01",
"survey_cycle_length": "7",
"survey_start_date_ms": "1688472000000",
"trigger_id": "7V7wMHHeK0jBnuKU19R0YYaGnV7M"
},
"enable_features": [
"HappinessTrackingGeneralCamera"
]
}
]
}
],
"HatsOnboardingExperience": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"params": {
"prob": "0.05",
"survey_cycle_length": "2147483647",
"survey_start_date_ms": "1617260400000",
"trigger_id": "NAgJpJZhz0jBnuKU19R0UuVK5EA7"
},
"enable_features": [
"HappinessTrackingOnboardingExperience"
]
}
]
}
],
"HeatmapPalmDetectionStudy": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"EnableHeatmapPalmDetection"
]
}
]
}
],
"HeliosClientMigration": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"GeminiClientMigration"
]
}
]
}
],
"HeliosDynamicSettings": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"GeminiDynamicSettings"
]
}
]
}
],
"HeliosExplainEditMenu": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"params": {
"PositionForExplainGeminiEditMenu": "1"
},
"enable_features": [
"ExplainGeminiEditMenu"
]
}
]
}
],
"HeliosFloatyAllPages": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"GeminiFloatyAllPages"
]
}
]
}
],
"HeliosMapsRichUI": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"GeminiMapsRichUI"
]
}
]
}
],
"HeliosRichAPCExtraction": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"GeminiRichAPCExtraction"
]
}
]
}
],
"HeliosWithReaderMode": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"EnableReaderModeInUS"
],
"disable_features": [
"EnableReaderModeOmniboxEntryPointInUS"
]
}
]
}
],
"HeliosZeroStateSuggestions": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"params": {
"ZeroStateSuggestionsPlacementAskGemini": "true"
},
"enable_features": [
"ZeroStateSuggestions"
]
}
]
}
],
"HeliosgRPCMigration": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"GeminiBinaryMigration",
"GeminiUnaryMigration"
]
}
]
}
],
"HideDelegatedFrameHostMac": [
{
"platforms": [
"mac"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"HideDelegatedFrameHostMac"
]
}
]
}
],
"HideToolbarsInOverflowMenu": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"HideToolbarsInOverflowMenu"
]
}
]
}
],
"HistoryDatabaseWriteAheadLogging": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"HistoryDatabaseWriteAheadLogging"
]
}
]
}
],
"HistoryEmbeddingsV2Images": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"EnableImagesForResults": "true"
},
"enable_features": [
"HistoryEmbeddings"
]
}
]
}
],
"HistorySyncAlternativeIllustration": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"UseAlternateHistorySyncIllustration"
]
}
]
}
],
"HorizontalTabStripComboButton": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"HorizontalTabStripComboButton",
"IPH_TabSearchComboButton"
]
}
]
}
],
"HttpCacheInitializeDiskCacheBackendEarly": [
{
"platforms": [
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"params": {
"check_disk": "true"
},
"enable_features": [
"HttpCacheInitializeDiskCacheBackendEarly"
]
}
]
}
],
"HttpCacheNoVarySearch": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_NVS_HttpCache_And_Omnibox_Prefetch",
"enable_features": [
"HttpCacheNoVarySearch",
"SearchPrefetchWithNoVarySearchDiskCache"
]
}
]
}
],
"HttpsFirstBalancedModeAutoEnable": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows",
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"HttpsFirstBalancedModeAutoEnable"
]
}
]
}
],
"HttpsFirstDialogUiAndroid": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"HttpsFirstDialogUi"
]
}
]
}
],
"HttpsFirstModeV2ForTypicallySecureUsers": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"HttpsFirstModeV2ForTypicallySecureUsers"
]
}
]
}
],
"IDBDatabaseDumpOnHighConnectionCount": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"IDBDatabaseDumpOnHighConnectionCount"
]
}
]
}
],
"IDBDatabaseExternalMemoryAccounting": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"IDBDatabaseExternalMemoryAccounting"
]
}
]
}
],
"IOSAutofillReportFormSubmissionErrors": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AutofillReportFormSubmissionErrors"
]
}
]
}
],
"IOSBestOfAppFRE": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "EnabledWithInteractiveLensPromo_20260112",
"params": {
"variant": "1"
},
"enable_features": [
"BestOfAppFRE"
]
}
]
}
],
"IOSBrowserEditMenuMetrics": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"IOSBrowserEditMenuMetrics"
]
}
]
}
],
"IOSConfirmationButtonSwapOrder": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ConfirmationButtonSwapOrder"
]
}
]
}
],
"IOSCustomFileUploadMenu": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"IOSCustomFileUploadMenu"
]
}
]
}
],
"IOSDarkModeDetection": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"IOSDarkModeDetection"
]
}
]
}
],
"IOSDefaultBrowserOffCyclePromo": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"IOSDefaultBrowserOffCyclePromo"
]
}
]
}
],
"IOSDefaultBrowserPromoPropensityStudy": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"params": {
"cooldown-days": "14"
},
"enable_features": [
"DefaultBrowserPromoPropensityModel"
]
}
]
}
],
"IOSDefaultBrowserRemindMeLater": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"IPH_iOSPromoDefaultBrowserReminder"
]
}
]
}
],
"IOSDockingPromoV2": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled_Header1",
"params": {
"IOSDockingPromoV2VariationParam": "IOSDockingPromoV2VariationHeader1"
},
"enable_features": [
"IOSDockingPromoV2"
]
},
{
"name": "Enabled_Header2",
"params": {
"IOSDockingPromoV2VariationParam": "IOSDockingPromoV2VariationHeader2"
},
"enable_features": [
"IOSDockingPromoV2"
]
},
{
"name": "Enabled_Header3",
"params": {
"IOSDockingPromoV2VariationParam": "IOSDockingPromoV2VariationHeader3"
},
"enable_features": [
"IOSDockingPromoV2"
]
}
]
}
],
"IOSDownloadAutoDeletionFeatureEnabled": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"DownloadAutoDeletionFeatureEnabled"
]
}
]
}
],
"IOSDownloadNoUIUpdateInBackground": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"IOSDownloadNoUIUpdateInBackground"
]
}
]
}
],
"IOSExpandedSetupList": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled_SafariImport",
"params": {
"kIOSExpandedSetupListVariationParam": "kIOSExpandedSetupListVariationParamSafariImport"
},
"enable_features": [
"IOSExpandedSetupList"
]
},
{
"name": "Enabled_BackgroundCustomization",
"params": {
"kIOSExpandedSetupListVariationParam": "kIOSExpandedSetupListVariationParamBackgroundCustomization"
},
"enable_features": [
"IOSExpandedSetupList"
]
},
{
"name": "Enabled_AllExceptCPE",
"params": {
"kIOSExpandedSetupListVariationParam": "kIOSExpandedSetupListVariationParamAllExceptCPE"
},
"enable_features": [
"IOSExpandedSetupList"
]
},
{
"name": "Enabled_All",
"params": {
"kIOSExpandedSetupListVariationParam": "kIOSExpandedSetupListVariationParamAll"
},
"enable_features": [
"IOSExpandedSetupList"
]
}
]
}
],
"IOSExpandedTips": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"IOSExpandedTips"
]
}
]
}
],
"IOSExplicitUITraitRegistration": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"EnableTraitCollectionRegistration"
]
}
]
}
],
"IOSFRESignInSecondaryActionLabelUpdateHoldback": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "PreviousCTA",
"disable_features": [
"FRESignInSecondaryActionLabelUpdate"
]
}
]
}
],
"IOSFastApplicationWillTerminate": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"FastApplicationWillTerminate"
]
}
]
}
],
"IOSFullscreenScrollThreshold": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled10",
"params": {
"fullscreen_scroll_threshold_amount": "10"
},
"enable_features": [
"FullscreenScrollThreshold"
]
}
]
}
],
"IOSFullscreenTransitionSpeed": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "EnabledSlowSpeed",
"params": {
"FullscreenTransitionSpeed": "0"
},
"enable_features": [
"FullscreenTransitionSpeed"
]
},
{
"name": "EnabledFastSpeed",
"params": {
"FullscreenTransitionSpeed": "2"
},
"enable_features": [
"FullscreenTransitionSpeed"
]
}
]
}
],
"IOSGRPC": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"LensBlockFetchObjectsInteractionRPCsOnSeparateHandshake",
"LensPrewarmHardStickinessInInputSelection",
"LensPrewarmHardStickinessInQueryFormulation",
"LensUnaryApisWithHttpTransportEnabled",
"LensUnaryHttpTransportEnabled"
]
}
]
}
],
"IOSHelios": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AIHubNewBadge",
"PageActionMenu"
]
}
]
}
],
"IOSImageOptimizationsExperiment": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ContextMenuPreviewDownsampleImage",
"NTPBackgroundDownsampleImage",
"SnapshotCompressedJPEGQuality",
"SnapshotDownsampleImage"
]
}
]
}
],
"IOSKeepsRenderProcessAlive": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Disabled",
"disable_features": [
"KeepsRenderProcessAlive"
]
}
]
}
],
"IOSKeyboardAccessoryTwoBubble": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "EnabledWithCheckmarkIcon",
"params": {
"use_keyboard_icon": "false"
},
"enable_features": [
"IOSKeyboardAccessoryTwoBubble"
]
},
{
"name": "Disabled",
"disable_features": [
"IOSKeyboardAccessoryTwoBubble"
]
},
{
"name": "EnabledWithKeyboardIcon",
"params": {
"use_keyboard_icon": "true"
},
"enable_features": [
"IOSKeyboardAccessoryTwoBubble"
]
}
]
}
],
"IOSKeyboardWillShowSuggestionRefresh": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Throttled",
"enable_features": [
"AutofillThrottleOptionalSuggestionRefresh"
]
},
{
"name": "Suppressed",
"enable_features": [
"SuppressKeyboardWillShowSuggestionRefresh"
]
}
]
}
],
"IOSLensGestureTextSelectionDisabled": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"LensGestureTextSelectionDisabled"
]
}
]
}
],
"IOSLensStrokesAPI": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled_v1",
"enable_features": [
"LensStrokesAPIEnabled"
]
}
]
}
],
"IOSLensTripleCameraWith90Zoom": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"LensCameraNoStillOutputRequired",
"LensCameraUnbinnedCaptureFormatsPreferred",
"LensContinuousZoomEnabled",
"LensInitialLvfZoomLevel90Percent",
"LensTripleCameraEnabled"
]
}
]
}
],
"IOSLogApplicationStorageSizeMetrics": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"LogApplicationStorageSizeMetrics"
]
}
]
}
],
"IOSMagicStackRemoteTabKillSwitch": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"IOSRemoteTabResumptionKillSwitch"
]
}
]
}
],
"IOSOneTapMiniMapRestrictions": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "EnabledSectionImprovement",
"params": {
"ios-one-tap-minimap-longest-word-min-chars": "5",
"ios-one-tap-minimap-max-section": "5"
},
"enable_features": [
"IOSOneTapMiniMapRestrictions"
]
}
]
}
],
"IOSOneTimeDefaultBrowserNotification": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"params": {
"reactivation_order": ""
},
"enable_features": [
"IOSOneTimeDefaultBrowserNotification",
"IOSReactivationNotifications"
]
}
]
}
],
"IOSOpenEditGroupViewByTappingTitle": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"OpenEditGroupViewByTappingTitle"
]
}
]
}
],
"IOSPageActionMenuAuthFlow": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PageActionMenuAuthFlow"
]
}
]
}
],
"IOSPartitionAllocBackupRefPtr": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Default",
"params": {
"brp-suppress-corruption-detected-crash": "true"
},
"enable_features": [
"PartitionAllocBackupRefPtr"
]
},
{
"name": "Enabled_Without_Supression_Holdback",
"params": {
"brp-suppress-corruption-detected-crash": "false"
},
"enable_features": [
"PartitionAllocBackupRefPtr"
]
},
{
"name": "Control_Holdback",
"params": {
"brp-suppress-corruption-detected-crash": "false"
},
"disable_features": [
"PartitionAllocBackupRefPtr"
]
}
]
}
],
"IOSPasskeyConditionalLoginWithShim": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Disabled",
"disable_features": [
"IOSPasskeyConditionalLoginWithShim"
]
}
]
}
],
"IOSPasskeyModalLoginWithShim": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Disabled",
"disable_features": [
"IOSPasskeyModalLoginWithShim"
]
}
]
}
],
"IOSPersistRichExtractionTabContext": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PageContextIPCOptimization",
"PersistTabContextRichExtraction"
]
}
]
}
],
"IOSProactivePasswordGenerationBottomSheet": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"kIOSProactivePasswordGenerationBottomSheet"
]
}
]
}
],
"IOSReaderModeTriggerHeuristic": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"EnableReadabilityHeuristic",
"EnableReaderModeOptimizationGuideEligibility"
],
"disable_features": [
"ReaderModeIgnoreBadgeThreshold"
]
}
]
}
],
"IOSReaderModeWithTranslateSettings": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"EnableReaderModeTranslationWithInfobar"
]
}
]
}
],
"IOSSaveToDriveSignedOut": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"IOSSaveToDriveSignedOut"
]
}
]
}
],
"IOSScopedCriticalActionSkipOnShutdown": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ScopedCriticalActionSkipOnShutdown"
]
}
]
}
],
"IOSShowTabGroupInGridOnStart": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ShowTabGroupInGridOnStart"
]
}
]
}
],
"IOSSkipCookieCaching": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "EnabledWithCopyWorkaround",
"params": {
"caching-mode": "enabled-with-copy-workaround"
},
"enable_features": [
"SkipCookieCaching"
]
},
{
"name": "Enabled",
"params": {
"caching-mode": "enabled"
},
"enable_features": [
"SkipCookieCaching"
]
}
]
}
],
"IOSStatelessFormSuggestionController": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"IOSStatelessFillDataFlow",
"StatelessFormSuggestionController",
"StatelessFormSuggestionControllerWithRequestDeduping"
]
}
]
}
],
"IOSSyncedSetUp": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"params": {
"SyncedSetUpImpressionLimit": "1"
},
"enable_features": [
"IOSSyncedSetUp"
]
}
]
}
],
"IOSTabGroupColorOnSurface": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled_20260211",
"enable_features": [
"TabGroupColorOnSurface"
]
}
]
}
],
"IOSTabResumptionShopCard": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled_20261204",
"params": {
"ShopCardVariant": "arm_6"
},
"enable_features": [
"TabResumptionShopCard"
]
},
{
"name": "Enabled_20261204",
"params": {
"ShopCardVariant": "arm_3"
},
"enable_features": [
"TabResumptionShopCard"
]
}
]
}
],
"IOSTipsNotificationsAlternativeStrings": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled1",
"params": {
"TipsNotificationsAlternativeStringVersion": "1"
},
"enable_features": [
"IOSTipsNotificationsAlternativeStrings"
]
}
]
}
],
"IOSTrustedVaultNotification": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"IOSTrustedVaultNotification"
]
}
]
}
],
"IOSUndoAutofill": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AutofillUndoIos"
]
}
]
}
],
"IOSUpdateFirstRunSequence": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "EnabledRemoveSignInAndSync",
"params": {
"updated-first-run-sequence-param": "2"
},
"enable_features": [
"UpdatedFirstRunSequence"
]
}
]
}
],
"IOSUseDefaultAppsDestinationForPromos": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"IOSUseDefaultAppsDestinationForPromos"
]
}
]
}
],
"IOSUseUserDefaultsForExitedCleanlyBeacon": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Disabled",
"disable_features": [
"UseUserDefaultsForExitedCleanlyBeaconEnabler"
]
}
]
}
],
"IOSWebScriptMessageConversionLogging": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"IOSScriptMessageConversionDurationLogging"
]
}
]
}
],
"IdbInhibitCompactRange": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"IdbInhibitCompactRange"
]
}
]
}
],
"IdbSqliteBackingStoreInMemoryContexts": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"IdbSqliteBackingStoreInMemoryContexts"
]
}
]
}
],
"IdbSqliteOnDiskRollout": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "UseSqliteForNewStores",
"params": {
"stage": "UseSqliteForNewStores"
},
"enable_features": [
"IdbSqliteOnDiskRollout"
]
},
{
"name": "UseLevelDbAsControl",
"params": {
"stage": "UseLevelDbAsControl"
},
"enable_features": [
"IdbSqliteOnDiskRollout"
]
}
]
}
],
"IgnoreDiscardAttemptMarker": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"IgnoreDiscardAttemptMarker"
]
}
]
}
],
"IgnoreDuplicateNavs": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_threshold_3s",
"params": {
"duplicate_nav_threshold": "3s"
},
"enable_features": [
"IgnoreDuplicateNavs"
]
}
]
}
],
"IgnoreDuplicateNavsOnlyWithUserGesture": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"IgnoreDuplicateNavsOnlyWithUserGesture"
]
}
]
}
],
"IgnoreIPMatching": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_NOIP",
"params": {
"ignore_ip_matching_when_finding_existing_sessions": "true",
"noip_quic_option": "NOIP"
},
"enable_features": [
"IgnoreIpMatching"
]
}
]
}
],
"IgnoreInvalidGrantError": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"IgnoreInvalidGrantError"
]
}
]
}
],
"IgnoreQuicCryptoConfigMemoryPressure": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"IgnoreQuicCryptoConfigMemoryPressure"
]
}
]
}
],
"IgnoreSearchProviderOverrides": [
{
"platforms": [
"android",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_20260320",
"enable_features": [
"IgnoreSearchProviderOverrides"
]
}
]
}
],
"ImageDescriptionsAlternateRouting": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ImageDescriptionsAlternateRouting"
]
}
]
}
],
"ImmersiveReadAnything": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_WithReadability_Dogfood",
"enable_features": [
"ImmersiveReadAnything",
"ReadAnythingImagesViaAlgorithm",
"ReadAnythingReadabilitySelectText",
"ReadAnythingWithReadability"
]
}
]
}
],
"IncognitoScreenshot": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"IncognitoScreenshot"
]
}
]
}
],
"IncognitoStaticStorageQuota": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"IncognitoStaticStorageQuota"
]
}
]
}
],
"IncreaseHttp3Usage": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "EnabledWithConfigureMinimalQuicHintsWithOriginFrame",
"params": {
"quic_hints": "google.com,443,443,www.google.com,443,443",
"quic_options": "ORIG"
},
"enable_features": [
"ConfigureQuicHints",
"TryQuicByDefault"
]
},
{
"name": "EnabledDoubleForPreconnect",
"params": {
"QuicConnectionOptions": "ECCP,IW2X"
},
"enable_features": [
"SearchEnginePreconnect2"
],
"disable_features": [
"TryQuicByDefault"
]
},
{
"name": "EnabledWithIncreasedAmplificationFactor5",
"params": {
"quic_options": "5AFF"
},
"enable_features": [
"TryQuicByDefault"
]
}
]
}
],
"IncreasedCmdBufferParseSlice": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"fuchsia",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"IncreasedCmdBufferParseSlice"
]
}
]
}
],
"InhibitSQLPreload": [
{
"platforms": [
"android",
"chromeos",
"linux",
"windows",
"mac"
],
"experiments": [
{
"name": "InhibitSQLPreload",
"enable_features": [
"InhibitSQLPreload"
],
"disable_features": [
"InhibitSQLPreloadOnFixedSSD"
]
},
{
"name": "InhibitSQLPreloadOnFixedSSD",
"enable_features": [
"InhibitSQLPreloadOnFixedSSD"
],
"disable_features": [
"InhibitSQLPreload"
]
}
]
}
],
"InhibitSQLReleaseCacheMemoryIfNeeded": [
{
"platforms": [
"android",
"chromeos",
"linux",
"windows",
"mac"
],
"experiments": [
{
"name": "InhibitSQLReleaseCacheMemoryIfNeeded",
"enable_features": [
"InhibitSQLReleaseCacheMemoryIfNeeded"
]
}
]
}
],
"InitFeatureListEarly": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled_InitFeatureListEarly",
"params": {
"init_feature_list_early": "true"
},
"enable_features": [
"LoadNativeEarly"
]
},
{
"name": "Enabled_InitFeatureListLate",
"enable_features": [
"LoadNativeEarly"
]
}
]
}
],
"InlineScriptCache": [
{
"platforms": [
"android",
"chromeos",
"linux",
"windows",
"mac"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"InlineScriptCache"
]
}
]
}
],
"InsecureFormSubmissionInterstitial": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"InsecureFormSubmissionInterstitial"
]
}
]
}
],
"InstallAndroidUnwindDfm": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"InstallAndroidUnwindDfm"
]
}
]
}
],
"InstallerDownloader": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"installer_url_template": "https://dl.google.com/tag/s/appguid%3D%7B4EA16AC7-FD5A-47C3-875B-DBF4A2008C20%7D%26iid%3D%%7BIIDGUID%7D%26lang%3DLANGUAGE%26browser%3D4%26usagestats%3DSTATS%26appname%3DGoogle%2520Chrome%26needsadmin%3Dprefers%26ap%3Dx64-statsdef_1%26brand%3DLMFN%26installdataindex%3Dempty/update2/installers/ChromeSetup.exe",
"learn_more_url": "https://support.google.com/chrome/?p=win10_transition"
},
"enable_features": [
"InstallerDownloader"
]
}
]
}
],
"IosOptimizedCPEPerformance": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled_20260512",
"enable_features": [
"CredentialProviderRefactoredAddCredentials"
]
}
]
}
],
"IsolatesPriorityUseProcessPriority": [
{
"platforms": [
"android_webview",
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"IsolatesPriorityUseProcessPriority",
"UnimportantFramesPriority"
]
}
]
}
],
"JavaScriptPermissionBasedAPIMetricsEnabled": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"JavaScriptPermissionBasedAPIMetricsEnabled"
]
}
]
}
],
"JavalessRendererExperimentOn": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"params": {
"JavalessRendererEnable": "true"
},
"enable_features": [
"JavalessRendererExperimentOn"
]
}
]
}
],
"JumpStartOmnibox": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled_15",
"params": {
"jump_start_min_away_time_minutes": "15"
},
"enable_features": [
"JumpStartOmnibox",
"LocalHistoryZeroSuggestBeyondNTP"
]
},
{
"name": "Enabled_30",
"params": {
"jump_start_min_away_time_minutes": "30"
},
"enable_features": [
"JumpStartOmnibox",
"LocalHistoryZeroSuggestBeyondNTP"
]
},
{
"name": "Enabled_60",
"params": {
"jump_start_min_away_time_minutes": "60"
},
"enable_features": [
"JumpStartOmnibox",
"LocalHistoryZeroSuggestBeyondNTP"
]
}
]
}
],
"KeepChildProcessAfterIPCReset": [
{
"platforms": [
"android",
"android_webview"
],
"experiments": [
{
"name": "Enabled_20250728",
"enable_features": [
"KeepChildProcessAfterIPCReset"
]
}
]
}
],
"KeyboardAccessoryAddressIPH": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Address_IPH_Enabled",
"params": {
"availability": "any",
"event_trigger": "name:keyboard_accessory_address_filling_iph_trigger;comparator:<10;window:90;storage:360",
"event_used": "name:keyboard_accessory_address_suggestion_accepted;comparator:<2;window:90;storage:360",
"session_rate": "<1"
},
"enable_features": [
"IPH_KeyboardAccessoryAddressFilling"
],
"disable_features": []
}
]
}
],
"KeyboardAccessoryPasswordIPH": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Password_IPH_Enabled",
"params": {
"availability": "any",
"event_trigger": "name:keyboard_accessory_password_filling_iph_trigger;comparator:<10;window:90;storage:360",
"event_used": "name:keyboard_accessory_password_suggestion_accepted;comparator:<2;window:90;storage:360",
"session_rate": "<1"
},
"enable_features": [
"IPH_KeyboardAccessoryPasswordFilling"
],
"disable_features": []
}
]
}
],
"KeyboardAccessoryPaymentIPH": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Payment_IPH_Enabled",
"params": {
"availability": "any",
"event_trigger": "name:keyboard_accessory_payment_filling_iph_trigger;comparator:<10;window:90;storage:360",
"event_used": "name:keyboard_accessory_payment_suggestion_accepted;comparator:<2;window:90;storage:360",
"session_rate": "<1"
},
"enable_features": [
"IPH_KeyboardAccessoryPaymentFilling"
],
"disable_features": []
}
]
}
],
"KeyboardAccessoryPaymentOffer": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"params": {
"availability": "any",
"event_trigger": "name:keyboard_accessory_payment_offer_iph_trigger;comparator:<3;window:90;storage:360",
"event_used": "name:keyboard_accessory_payment_suggestion_accepted;comparator:<2;window:90;storage:360",
"session_rate": "any",
"session_rate_impact": "IPH_KeyboardAccessoryBarSwiping"
},
"enable_features": [
"AutofillEnableOffersInClankKeyboardAccessory",
"IPH_KeyboardAccessoryPaymentOffer"
]
}
]
}
],
"KeyboardAccessorySwipingIPH": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Swiping_IPH_Enabled",
"params": {
"availability": "any",
"event_trigger": "name:keyboard_accessory_bar_swiping_iph_trigger;comparator:<10;window:90;storage:360",
"event_used": "name:keyboard_accessory_bar_swiped;comparator:<2;window:90;storage:360",
"session_rate": "<1"
},
"enable_features": [
"IPH_KeyboardAccessoryBarSwiping"
],
"disable_features": []
}
]
}
],
"KeyboardLockPrompt": [
{
"platforms": [
"windows",
"linux",
"mac",
"chromeos"
],
"experiments": [
{
"name": "Enabled_PEPC",
"params": {
"use_pepc_ui": "true"
},
"enable_features": [
"KeyboardLockPrompt"
]
},
{
"name": "Enabled_Classic",
"params": {
"use_pepc_ui": "false"
},
"enable_features": [
"KeyboardLockPrompt"
]
}
]
}
],
"KeyboardUsedPalmSuppression": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"EnableKeyboardUsedPalmSuppression"
]
}
]
}
],
"Keychain2026CohortRollout": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_20260210",
"params": {
"cert_xml": "https://www.gstatic.com/cryptauthvault/v0/10020.cert.xml",
"sig_xml": "https://www.gstatic.com/cryptauthvault/v0/10020.cert.sig.xml"
},
"enable_features": [
"WebAuthenticationEnclaveTrustedVaultCohort"
]
}
]
}
],
"KioskHeartbeatsViaERP": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"KioskHeartbeatsViaERP"
]
},
{
"name": "Disabled",
"disable_features": [
"KioskHeartbeatsViaERP"
]
}
]
}
],
"LCPPDeferUnusedPreload": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "EnableWithPostTask_20240426",
"params": {
"load_timing": "post_task"
},
"enable_features": [
"LCPPDeferUnusedPreload"
]
},
{
"name": "EnableWithLCPTimingPredictor_20240426",
"params": {
"load_timing": "lcp_timing_predictor"
},
"enable_features": [
"LCPPDeferUnusedPreload"
]
}
]
}
],
"LCPPImageLoadingPriority": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "MediumPriority_20240418",
"params": {
"lcpp_adjust_image_load_priority": "true",
"lcpp_adjust_image_load_priority_confidence_threshold": "0.5",
"lcpp_adjust_image_load_priority_override_first_n_boost": "true",
"lcpp_enable_image_load_priority_for_htmlimageelement": "false",
"lcpp_enable_perf_improvements": "true",
"lcpp_image_load_priority": "medium",
"lcpp_max_element_locator_length": "1024",
"lcpp_max_histogram_buckets": "10",
"lcpp_max_hosts_to_track": "100",
"lcpp_recorded_lcp_element_types": "image_only",
"lcpp_sliding_window_size": "1000"
},
"enable_features": [
"LCPCriticalPathPredictor"
]
}
]
}
],
"LCPPLazyLoadImagePreload": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "EnableWithNativeLazyLoading_20231113",
"params": {
"lcpp_preload_lazy_load_image_type": "native_lazy_loading"
},
"enable_features": [
"LCPPLazyLoadImagePreload"
]
}
]
}
],
"LCPPPrefetchSubresource": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"LCPPPrefetchSubresource"
]
}
]
}
],
"LCPTimingPredictorPrerender2": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"LCPTimingPredictorPrerender2"
]
}
]
}
],
"LaunchOnStartup": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled_Foreground_OptIn",
"params": {
"default_preference": "disabled",
"mode": "foreground"
},
"enable_features": [
"LaunchOnStartup"
]
}
]
}
],
"LazyBlinkTimezoneInit": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"LazyBlinkTimezoneInit"
]
}
]
}
],
"LazyBrowserInterfaceBroker": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"LazyBrowserInterfaceBroker"
]
}
]
}
],
"LegacyKeyRepeatSynthesis": [
{
"platforms": [
"windows",
"mac",
"linux",
"chromeos"
],
"experiments": [
{
"name": "Disabled",
"disable_features": [
"LegacyKeyRepeatSynthesis"
]
}
]
}
],
"LevelDBCacheSize": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"LevelDBCacheSize"
]
}
]
}
],
"LibraryPrefetcherMadvise": [
{
"platforms": [
"android_webview"
],
"experiments": [
{
"name": "Enabled_64K",
"params": {
"fallback": "true",
"length": "65536"
},
"enable_features": [
"LibraryPrefetcherMadvise",
"WebViewPrefetchNativeLibrary"
]
},
{
"name": "AblatePrefetch",
"disable_features": [
"LibraryPrefetcherMadvise",
"WebViewPrefetchNativeLibrary"
]
}
]
}
],
"LinkCrossDeviceDogFoodFeedback": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"LinkCrossDeviceDogFoodFeedback"
]
}
]
}
],
"LinkPreview": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "EnabledAltClick",
"params": {
"trigger_type": "alt_click"
},
"enable_features": [
"LinkPreview"
]
}
]
}
],
"LinuxCupsIppPrintingBackend": [
{
"platforms": [
"linux"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"CupsIppPrintingBackend"
]
}
]
}
],
"LiveCaptionExperimentalLanguages": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"available_languages": "en-US,fr-FR,it-IT,de-DE,es-ES,ja-JP,hi-IN,pt-BR,ko-KR,pl-PL,th-TH,tr-TR,id-ID,cmn-Hans-CN,cmn-Hant-TW,vi-VN,ru-RU"
},
"enable_features": [
"LiveCaptionExperimentalLanguages"
]
}
]
}
],
"LiveCaptionWithOnDeviceTranslation": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"LiveCaptionOnDeviceTranslation"
]
}
]
}
],
"LoadAllTabsAtStartup": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"LoadAllTabsAtStartup"
]
}
]
}
],
"LoadingPredictorLimitPreconnectSocketCount": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"LoadingPredictorLimitPreconnectSocketCount"
]
}
]
}
],
"LobsterDogfood": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled_Dogfood",
"enable_features": [
"LobsterDogfood"
]
}
]
}
],
"LocalNetworkAccessChecks": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "EnabledBlocking",
"params": {
"LocalNetworkAccessChecksWarn": "false"
},
"enable_features": [
"LocalNetworkAccessChecks"
]
}
]
}
],
"LocalNetworkAccessChecksWebSockets": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"LocalNetworkAccessChecksWebSockets"
]
}
]
}
],
"LocalNetworkAccessChecksWebTransport": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"LocalNetworkAccessChecksWebTransport"
]
}
]
}
],
"LockTopControlsOnLargeTabletsV2": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"LockTopControlsOnLargeTabletsV2"
]
}
]
}
],
"LofnPermissiveUsbPassthrough": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"CrOSLateBootPermissiveUsbPassthrough"
],
"min_os_version": "15575.0.0"
}
]
}
],
"LogCrWebJavaScriptErrors": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"LogCrWebJavaScriptErrors"
]
}
]
}
],
"LogOnDeviceMetricsOnStartup": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"on_device_startup_metric_delay": "3m"
},
"enable_features": [
"LogOnDeviceMetricsOnStartup"
]
}
]
}
],
"LogicalClearHttpCache": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"LogicalClearHttpCache"
]
}
]
}
],
"LogoViewRefactor": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"LogoViewRefactor"
]
}
]
}
],
"LongAnimationFrameSourceCharPosition": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"LongAnimationFrameSourceCharPosition"
]
}
]
}
],
"MHTML_Improvements": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"MHTML_Improvements"
]
}
]
}
],
"MacAccessibilityAPIMigration": [
{
"platforms": [
"mac"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"MacAccessibilityAPIMigration"
]
}
]
}
],
"MacOptimizeCachedFirstRect": [
{
"platforms": [
"mac"
],
"experiments": [
{
"name": "EnabledAll_20260508",
"enable_features": [
"CachedFirstRectAllowInvalidSelection",
"CachedFirstRectAllowRangeOutsideSelection",
"CachedFirstRectMoreSelectionFallbacks"
]
}
]
}
],
"MainNodeAnnotationsRollout": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"MainNodeAnnotations"
]
}
]
}
],
"MaintainConnections": [
{
"platforms": [
"android",
"linux"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"MaintainConnectionsOnIpv6TempAddrChange"
]
}
]
}
],
"MaliciousApkDownloadCheck": [
{
"platforms": [
"android"
],
"experiments": [
{
"//0": "This config is the intended feature to launch.",
"name": "Enabled",
"enable_features": [
"MaliciousApkDownloadCheck"
]
},
{
"//0": "This config is an intermediate experimental state.",
"name": "EnabledTelemetryOnly",
"params": {
"sample_percentage": "1",
"telemetry_only": "true"
},
"enable_features": [
"MaliciousApkDownloadCheck"
]
}
]
}
],
"MallocDumpDoNotWalkFreeList": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Disabled",
"disable_features": [
"MallocDumpProviderPopulateDiscardableBytes",
"PartitionsDumpPopulateDiscardableBytes"
]
}
]
}
],
"ManagedProfileRequiredInterstitial": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ManagedProfileRequiredInterstitial"
]
}
]
}
],
"MapsNativePreviewUniversalLink": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Treatment",
"enable_features": [
"IOSMiniMapUniversalLink"
]
},
{
"name": "Counterfactual",
"enable_features": [
"IOSMiniMapUniversalLinkCounterfactual"
]
}
]
}
],
"MediaFoundationBatchRead": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled_200",
"params": {
"batch_read_count": "200"
},
"enable_features": [
"MediaFoundationBatchRead"
]
}
]
}
],
"MediaFoundationCameraUsageMonitoring": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"MediaFoundationCameraUsageMonitoring"
]
}
]
}
],
"MediaHardwareSecureDecryption": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"HardwareSecureDecryptionExperiment"
]
}
]
}
],
"MediaHardwareSecureDecryptionFallbackPerSite": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"per_site": "true"
},
"enable_features": [
"HardwareSecureDecryptionFallback"
]
}
]
}
],
"MeetDevicesMojoServices": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Hotlog-Experiment",
"params": {
"CommandLoggerEnabled": "true",
"CommandLoggerFrequencySeconds": "30",
"CrosHealthdProducerFrequencySeconds": "60",
"DiagnosticsLoggerEnabled": "true",
"ProcessLoggerEnabled": "true",
"SystemLoggerEnabled": "false",
"SystemLoggerFrequencySeconds": "30"
},
"enable_features": [
"EncryptedReportingPipeline",
"MeetDevicesCloudLogger",
"MeetDevicesMojoServices"
]
}
]
}
],
"MemoryConsumerForNGShapeCache": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"MemoryConsumerForNGShapeCache"
]
}
]
}
],
"MemoryCoordinatorLastResortGC": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"MemoryCoordinatorLastResortGC"
]
}
]
}
],
"MigrateAccountManagerDelegate": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"MigrateAccountManagerDelegate"
]
}
]
}
],
"MigrateAlwaysTranslateLanguagesFix": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"MigrateAlwaysTranslateLanguagesFix"
]
}
]
}
],
"MigrateAutomaticJsOptimizer": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"MigrateToBlockV8OptimizerOnUnfamiliarSites"
]
}
]
}
],
"MigrateIOSKeychainAccessibility": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"MigrateIOSKeychainAccessibility"
]
}
]
}
],
"MigrateSyncingUserToSignedInDesktop": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"MigrateSyncingUserToSignedIn"
]
}
]
}
],
"MobilePromoOnDesktop": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Reminder_ESB",
"params": {
"mobile_promo_on_desktop_notification": "true",
"mobile_promo_on_desktop_promo_type": "2"
},
"enable_features": [
"MobilePromoOnDesktopWithReminder"
]
},
{
"name": "Reminder_Passwords",
"params": {
"mobile_promo_on_desktop_notification": "true",
"mobile_promo_on_desktop_promo_type": "3"
},
"enable_features": [
"MobilePromoOnDesktopWithReminder"
]
},
{
"name": "Reminder_Passwords_and_ESB",
"params": {
"mobile_promo_on_desktop_notification": "true",
"mobile_promo_on_desktop_promo_type": "2,3"
},
"enable_features": [
"MobilePromoOnDesktopWithReminder"
]
}
]
},
{
"platforms": [
"linux",
"mac",
"windows",
"chromeos"
],
"experiments": [
{
"name": "Reminder_ESB",
"params": {
"mobile_promo_on_desktop_notification": "true",
"mobile_promo_on_desktop_promo_type": "2"
},
"enable_features": [
"EnableCrossDevicePrefTracker",
"MobilePromoOnDesktopWithReminder"
]
},
{
"name": "Reminder_Passwords",
"params": {
"mobile_promo_on_desktop_notification": "true",
"mobile_promo_on_desktop_promo_type": "3"
},
"enable_features": [
"EnableCrossDevicePrefTracker",
"MobilePromoOnDesktopWithReminder"
]
},
{
"name": "Reminder_Passwords_and_ESB",
"params": {
"mobile_promo_on_desktop_notification": "true",
"mobile_promo_on_desktop_promo_type": "2,3"
},
"enable_features": [
"EnableCrossDevicePrefTracker",
"MobilePromoOnDesktopWithReminder"
]
},
{
"name": "QRCode_ESB",
"params": {
"mobile_promo_on_desktop_promo_type": "2"
},
"enable_features": [
"EnableCrossDevicePrefTracker",
"MobilePromoOnDesktopWithQRCode"
]
},
{
"name": "QRCode_Passwords",
"params": {
"mobile_promo_on_desktop_promo_type": "3"
},
"enable_features": [
"EnableCrossDevicePrefTracker",
"MobilePromoOnDesktopWithQRCode"
]
},
{
"name": "QRCode_Passwords_and_ESB",
"params": {
"mobile_promo_on_desktop_promo_type": "2,3"
},
"enable_features": [
"EnableCrossDevicePrefTracker",
"MobilePromoOnDesktopWithQRCode"
]
}
]
}
],
"ModelBasedPageClassification": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"params": {
"execution_rate": "25"
},
"enable_features": [
"ModelBasedPageClassification"
]
}
]
}
],
"MojoChannelAssociatedSendUsesRunOrPostTask": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"MojoChannelAssociatedSendUsesRunOrPostTask"
]
}
]
}
],
"MoveToFrontInLaunchIntentDispatcher": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"MoveToFrontInLaunchIntentDispatcher"
]
}
]
}
],
"MultipleSpareRPHs": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled2",
"params": {
"count": "2"
},
"enable_features": [
"KillSpareRenderOnMemoryPressure",
"MultipleSpareRPHs",
"SpareRPHUseCriticalMemoryPressure",
"kSpareRPHKeepOneAliveOnMemoryPressure"
]
},
{
"name": "Enabled5",
"params": {
"count": "5"
},
"enable_features": [
"KillSpareRenderOnMemoryPressure",
"MultipleSpareRPHs",
"SpareRPHUseCriticalMemoryPressure",
"kSpareRPHKeepOneAliveOnMemoryPressure"
]
}
]
}
],
"NTPBackgroundImageCache": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"EnableNTPBackgroundImageCache"
]
}
]
}
],
"NavigationThrottleRegistryAttributeCache": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"NavigationThrottleRegistryAttributeCache"
]
}
]
}
],
"NdkVideoEncodeAcceleratorBitrateLayering": [
{
"platforms": [
"android",
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"NdkVideoEncodeAcceleratorBitrateLayering"
]
}
]
}
],
"NdkVideoEncodeAcceleratorNativeSvc": [
{
"platforms": [
"android",
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"NdkVideoEncodeAcceleratorNativeSvc"
]
}
]
}
],
"NearbySharingRemoveRestrictToContacts": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"disable_features": [
"NearbySharingRestrictToContacts"
]
}
]
}
],
"NetworkContextDirectReceiver": [
{
"platforms": [
"android",
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"NetworkContextDirectReceiver"
]
}
]
}
],
"NetworkQualityEstimatorAsyncNotifyHeadersReceived": [
{
"platforms": [
"android_webview",
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Experiment",
"params": {
"defer_notify_headers_until_next_step": "true",
"defer_until_next_step": "true"
},
"enable_features": [
"NetworkQualityEstimatorAsyncNotifyHeadersReceived",
"NetworkQualityEstimatorAsyncNotifyStartTransaction"
]
}
]
}
],
"NetworkQualityEstimatorIsPrivateHostCache": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"NetworkQualityEstimatorIsPrivateHostCache"
]
}
]
}
],
"NetworkQualityEstimatorParameterTuning": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Experiment",
"params": {
"HalfLifeSeconds": "15",
"RecentEndToEndThresholdInSeconds": "60",
"RecentHTTPThresholdInSeconds": "60",
"RecentTransportThresholdInSeconds": "60"
},
"enable_features": [
"NetworkQualityEstimator"
]
}
]
}
],
"NetworkServicePerPriorityTaskQueues": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"NetworkServicePerPriorityTaskQueues"
]
}
]
}
],
"NetworkServiceSandboxLinuxAndChromeOS": [
{
"platforms": [
"linux",
"chromeos"
],
"experiments": [
{
"name": "EnabledWithMitigation",
"enable_features": [
"NetworkServiceFileAllowlist",
"NetworkServiceSandbox",
"NetworkServiceSyscallFilter"
]
}
]
}
],
"NetworkServiceSandboxWindows": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled_20231025",
"enable_features": [
"NetworkServiceSandbox"
]
}
]
}
],
"NetworkServiceTaskScheduler2": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"http_cache": "true",
"http_cache_transaction": "true"
},
"enable_features": [
"NetTaskScheduler2"
]
}
]
}
],
"NetworkServiceThreadIncreasedPriorityV2": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "WhileLoadingAndDuringStartup",
"enable_features": [
"NetworkServiceIncreasedPriorityDuringStartup",
"NetworkServiceIncreasedPriorityWhileLoading"
]
}
]
}
],
"NeuralPalmRejectionModelForRedrix": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled_20220622",
"enable_features": [
"EnableNeuralPalmDetectionFilter"
]
}
]
}
],
"NeuralResidualEchoEstimation": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_Fishfood",
"enable_features": [
"WebRtcAudioNeuralResidualEchoEstimation"
]
}
]
}
],
"NewContentForCheckerboardedScrollsPerFrame": [
{
"platforms": [
"android_webview",
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"mode": "per_frame"
},
"enable_features": [
"NewContentForCheckerboardedScrolls"
]
}
]
}
],
"NewOhttpGateway": [
{
"platforms": [
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "EnabledNew_20260127",
"params": {
"SafeBrowsingHashPrefixRealTimeLookupsKeyFetchUrl": "https://sbc.keys.ohttp.prod.via.google/.well-known/ohttp-gateway",
"SafeBrowsingHashPrefixRealTimeLookupsRelayUrl": "https://ohttp-relay-safebrowsing-chrome.google.fastly-edge.com/"
},
"enable_features": [
"SafeBrowsingHashPrefixRealTimeLookups"
]
}
]
}
],
"NewTabPageCustomizationV2": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"params": {
"show_logo_and_search_box": "true",
"show_promo": "true"
},
"enable_features": [
"NewTabPageCustomizationV2"
]
}
]
}
],
"NimbleCollisionAvoidanceV1": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"NotificationCollisionManagement"
]
}
]
}
],
"NoAccountsWebSignin": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled_20260414",
"enable_features": [
"NoAccountWebSignin"
]
}
]
}
],
"NoOpParentalControlsV2": [
{
"platforms": [
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SupervisedUserEmitLogRecordSeparately",
"SupervisedUserMergeDeviceParentalControlsAndFamilyLinkPrefs",
"SupervisedUserUseUrlFilteringService"
]
}
]
}
],
"NoPasswordSuggestionFiltering": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"NoPasswordSuggestionFiltering"
]
}
]
}
],
"NoPreReadMainDllStartup": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"NoPreReadMainDllStartup"
]
}
]
}
],
"NoSelectionMenuCaching": [
{
"platforms": [
"android",
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"NoSelectionMenuCaching"
]
}
]
}
],
"NoSequenceForLevelDBCleanupTasks": [
{
"platforms": [
"android_webview",
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"NoSequenceForLevelDBCleanupTasks"
]
}
]
}
],
"NoThrottlingVisibleAgent": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"NoThrottlingVisibleAgent"
]
}
]
}
],
"NonStandardAppearanceValueSliderVertical": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Disabled",
"disable_features": [
"NonStandardAppearanceValueSliderVertical"
]
}
]
}
],
"NotificationTrampolineNoNewTask": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"NotificationTrampolineNoNewTask"
]
}
]
}
],
"NotificationsIgnoreRequireInteraction": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"NotificationsIgnoreRequireInteraction"
]
}
]
}
],
"NtpBrowserPromos": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"max-terms": "3",
"promo-type": "simple",
"session-rotation": "2"
},
"enable_features": [
"EnableNtpBrowserPromos"
]
}
]
}
],
"NtpComposeboxDesktop": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"ConfigParam": "CgIIAxI8CAEQARoXCAAQ4MZbGMAMIMAMKCgyB2ltYWdlLyoiGwiAhK9fEhQucGRmLGFwcGxpY2F0aW9uL3BkZigB",
"ShowComposeboxZps": "true",
"ShowContextMenu": "true"
},
"enable_features": [
"ComposeboxUsesChromeComposeClient",
"NtpComposebox"
]
}
]
}
],
"NtpMicrosoftFilesCard": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_NonInsights",
"params": {
"NtpSharepointModuleDataParam": "non-insights"
},
"enable_features": [
"NtpSharepointModule"
]
},
{
"name": "Enabled_Combination",
"params": {
"NtpSharepointModuleDataParam": "combined"
},
"enable_features": [
"NtpSharepointModule"
]
}
]
}
],
"NtpRealboxNextDesktop": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"NtpComposeboxContextMenuEnableMultiTabSelection": "true",
"NtpNextShowStaticRecentTabChipParam": "false",
"NtpNextShowStaticTextParam": "true"
},
"enable_features": [
"NtpNextFeatures",
"NtpRealboxNext"
]
},
{
"name": "Enabled_Compact_Multiline",
"params": {
"CyclingPlaceholders": "true",
"MultiLineEnabled": "true"
},
"enable_features": [
"NtpRealboxNext"
]
}
]
}
],
"OSCryptAsyncAvailabilityInfoBar": [
{
"platforms": [
"mac"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"OSCryptAsyncAvailabilityInfoBar"
]
}
]
}
],
"OcclusionCullingQuadSplitLimit": [
{
"platforms": [
"android",
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "quad_split_limit_8",
"params": {
"num_of_splits": "8"
},
"enable_features": [
"DrawQuadSplitLimit"
]
},
{
"name": "quad_split_limit_6",
"params": {
"num_of_splits": "6"
},
"enable_features": [
"DrawQuadSplitLimit"
]
},
{
"name": "quad_split_limit_7",
"params": {
"num_of_splits": "7"
},
"enable_features": [
"DrawQuadSplitLimit"
]
},
{
"name": "quad_split_limit_10",
"params": {
"num_of_splits": "10"
},
"enable_features": [
"DrawQuadSplitLimit"
]
},
{
"name": "quad_split_limit_12",
"params": {
"num_of_splits": "12"
},
"enable_features": [
"DrawQuadSplitLimit"
]
},
{
"name": "quad_split_limit_14",
"params": {
"num_of_splits": "14"
},
"enable_features": [
"DrawQuadSplitLimit"
]
}
]
}
],
"OffloadAcceptCHFrameCheck": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"OffloadAcceptCHFrameCheck"
]
},
{
"name": "EnabledWithRedirect",
"params": {
"AcceptCHOffloadWithRedirect": "true"
},
"enable_features": [
"OffloadAcceptCHFrameCheck"
]
},
{
"name": "EnabledWithRedirectAndSubframe",
"params": {
"AcceptCHOffloadForSubframe": "true",
"AcceptCHOffloadWithRedirect": "true"
},
"enable_features": [
"OffloadAcceptCHFrameCheck"
]
}
]
}
],
"OmahaMinSdkVersionAndroid": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"params": {
"min_sdk_version": "29"
},
"enable_features": [
"OmahaMinSdkVersionAndroid"
]
}
]
}
],
"OmitBlurEventOnElementRemoval": [
{
"platforms": [
"android",
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled"
}
]
}
],
"OmniboxAsyncViewInflation": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"OmniboxAsyncViewInflation"
]
}
]
}
],
"OmniboxBundledExperimentV1": [
{
"platforms": [
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "DesktopExperiments",
"enable_features": [
"OmniboxRemoveSuggestionsFromClipboard",
"OmniboxUIExperimentMaxAutocompleteMatches"
],
"disable_features": []
}
]
},
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "IOSExperiments",
"params": {},
"enable_features": []
}
]
}
],
"OmniboxDefaultTypedNavigationsToHttps": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"OmniboxDefaultTypedNavigationsToHttps"
]
}
]
}
],
"OmniboxItemDecoration": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"OmniboxItemDecoration"
]
}
]
}
],
"OmniboxLogURLScoringSignals": [
{
"platforms": [
"android",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"enable_scoring_signals_annotators": "true"
},
"enable_features": [
"LogUrlScoringSignals"
]
}
]
}
],
"OmniboxMlUrlScoringAndroid": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"MlUrlScoreCaching",
"MlUrlScoring",
"UrlScoringModel"
]
}
]
}
],
"OmniboxMobileParityUpdate": [
{
"platforms": [
"android",
"ios"
],
"experiments": [
{
"name": "Enabled",
"params": {
"enable_feed_for_google_only": "true"
},
"enable_features": [
"OmniboxMobileParityUpdate"
]
}
]
}
],
"OmniboxMultimodalInput": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"params": {
"compact_fusebox": "true"
},
"enable_features": [
"ComposeboxUsesChromeComposeClient",
"OmniboxMultilineEditField",
"OmniboxMultimodalInput"
]
}
]
}
],
"OmniboxOnDeviceBrainModel": [
{
"platforms": [
"android",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"OmniboxOnDeviceTailModel"
]
}
]
}
],
"OmniboxOnDeviceHeadModelSelectionFix": [
{
"platforms": [
"android",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Fix",
"params": {
"SelectionFix ": "true"
},
"enable_features": [
"OmniboxOnDeviceHeadProviderNonIncognito"
]
}
]
}
],
"OmniboxSiteSearchAndroid": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"OmniboxSiteSearch"
]
}
]
}
],
"OmniboxStarterPackIPH": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"StarterPackIPH"
]
}
]
}
],
"OnDeviceCategoryClassiferAndroid": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"OnDeviceCategoryClassifer",
"PassageEmbedder"
]
}
]
}
],
"OnDeviceModelBackgroundDownload": [
{
"platforms": [
"windows",
"mac",
"linux"
],
"experiments": [
{
"name": "Enabled",
"params": {
"allowed_features": "PromptApi,WritingAssistanceApi,Summarize",
"on_device_model_free_space_mb_required_to_background_install": "50000"
},
"enable_features": [
"OnDeviceModelBackgroundDownload",
"ShowOnDeviceAiSettings"
]
}
]
}
],
"OnDeviceModelConstrainedDecodingHint": [
{
"platforms": [
"chromeos",
"windows",
"mac",
"linux"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"OnDeviceModelConstrainedDecodingHint"
]
}
]
}
],
"OnDeviceModelLitertLmBackend": [
{
"platforms": [
"chromeos",
"windows",
"mac",
"linux"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"OnDeviceModelLitertLmBackend"
]
}
]
}
],
"OnStartupWindowPolicy": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"OnStartupWindowPolicy"
]
}
]
}
],
"OnTaskStatusCheck": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"params": {
"OnTaskStatusCheckInterval": "60s"
},
"enable_features": [
"OnTaskStatusCheck"
]
}
]
}
],
"OnlyUseWindowResizeHelperOnResize": [
{
"platforms": [
"mac"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"OnlyUseWindowResizeHelperOnResize"
]
}
]
}
],
"OpenDownloadInFilesAppIfNoHandlerFound": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"OpenDownloadInFilesAppIfNoHandlerFound"
]
}
]
}
],
"OptGuideBatchSRPTuning": [
{
"platforms": [
"android",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_20240624",
"params": {
"max_urls_for_srp_fetch": "10"
},
"enable_features": [
"OptimizationHintsFetchingSRP"
]
}
]
}
],
"OptGuideURLCacheSize": [
{
"platforms": [
"android",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_20240625",
"params": {
"max_url_keyed_hint_cache_size": "50"
},
"enable_features": [
"OptimizationHints"
]
}
]
}
],
"OptimizeAssociateWindowsAndroid": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"OptimizeAssociateWindowsAndroid"
]
}
]
}
],
"OptimizeWebRequestProxy": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"OptimizeWebRequestProxy"
]
}
]
}
],
"OptimizeWebRequestProxyForServiceWorkerAutoPreload": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"OptimizeWebRequestProxyForServiceWorkerAutoPreload"
]
}
]
}
],
"OrcaEnabled": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled_i18n_p0_p1_langs_from_128_Dogfood",
"params": {
"ime_allowlist": "[\"xkb:es::spa\"]"
},
"enable_features": [
"OrcaDanish",
"OrcaDogfood",
"OrcaDutch",
"OrcaFinnish",
"OrcaItalian",
"OrcaNorwegian",
"OrcaPortugese",
"OrcaSpanish",
"OrcaSwedish"
]
},
{
"name": "Enabled_i18n_p0_langs_pre_128_Dogfood",
"params": {
"ime_allowlist": "[\"xkb:es::spa\"]"
},
"enable_features": [
"OrcaDogfood",
"OrcaInternationalize",
"OrcaUseL10nStrings"
]
},
{
"name": "Pre_I18n_Launch_Disablement",
"disable_features": [
"OrcaFrench",
"OrcaGerman",
"OrcaJapanese"
]
},
{
"name": "Enabled_From_121_Dogfood",
"params": {
"ime_allowlist": "[\"xkb:es::spa\"]"
},
"enable_features": [
"OrcaDogfood",
"OrcaOnWorkspace"
]
},
{
"name": "Enabled_Pre_121_Dogfood",
"enable_features": [
"OrcaDogfood"
]
}
]
}
],
"OutOfProcessPrintDriversPrint": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_20230912",
"params": {
"EarlyStart": "false",
"JobPrint": "true",
"Sandbox": "false"
},
"enable_features": [
"EnableOopPrintDrivers"
]
}
]
}
],
"OverridePrefetchOnSingleton": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"OverridePrefetchOnSingleton"
]
}
]
}
],
"OverscrollBehaviorRespectedOnAllScrollContainers": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"OverscrollBehaviorRespectedOnAllScrollContainers"
]
}
]
}
],
"PageActionsMigration": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"ai_mode": "true",
"autofill_address": "true",
"bookmark_star": "true",
"click_to_call": "true",
"collaboration_messaging": "true",
"cookie_controls": "true",
"discounts": "true",
"file_system_access": "true",
"filled_card_information": "true",
"find": "true",
"intent_picker": "true",
"lens_overlay": "true",
"lens_overlay_homework": "true",
"manage_passwords": "true",
"mandatory_reauth": "true",
"memory_saver": "true",
"offer_notification": "true",
"price_insights": "true",
"price_tracking": "true",
"pwa_install": "true",
"reading_mode": "true",
"save_payments": "true",
"sharing_hub": "true",
"translate": "true",
"virtual_card": "true",
"zoom": "true"
},
"enable_features": [
"PageActionsMigration"
]
}
]
}
],
"PageActionsPrioritySelector": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PageActionsPrioritySelector"
]
}
]
}
],
"PageInfoAboutThisSite40Langs": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_231129",
"enable_features": [
"PageInfoAboutThisSiteMoreLangs"
]
}
]
}
],
"PageInfoIPH": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"params": {
"availability": ">=0",
"event_1": "name:permission_request_shown;comparator:>=3;window:90;storage:90",
"event_trigger": "name:page_info_iph_triggered;comparator:==0;window:90;storage:90",
"event_used": "name:page_info_opened;comparator:==0;window:90;storage:90",
"session_rate": "<1"
},
"enable_features": [
"IPH_PageInfo"
],
"disable_features": []
}
]
}
],
"PaintHoldingOOPIF": [
{
"platforms": [
"android_webview",
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PaintHoldingForIframes"
]
}
]
}
],
"PartialPageZeroing": [
{
"platforms": [
"android",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "EnabledPAAndV8_20241106",
"enable_features": [
"PartitionAllocEventuallyZeroFreedMemory",
"V8Flag_zero_unused_memory"
]
}
]
}
],
"PartitionAllocBackupRefPtr": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"enabled-processes": "all-processes"
},
"enable_features": [
"PartitionAllocBackupRefPtr"
]
}
]
}
],
"PartitionAllocFreeWithSize": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "enabled_without_strict_check_20260227",
"params": {
"strict-free-size-check": "false"
},
"enable_features": [
"PartitionAllocFreeWithSize"
]
}
]
}
],
"PartitionAllocLockTuneSpin": [
{
"platforms": [
"android",
"android_webview"
],
"experiments": [
{
"name": "Enabled2048_20260302",
"params": {
"spin_count": "2048"
},
"enable_features": [
"PartitionAllocLockTuneSpin"
]
}
]
}
],
"PartitionAllocMemoryReclaimer": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Interval_8sec",
"params": {
"interval": "8s",
"mode": "only-when-unprovisioning"
},
"enable_features": [
"PartitionAllocMemoryReclaimer",
"PartitionAllocSortSmallerSlotSpanFreeLists",
"PartitionAllocStraightenLargerSlotSpanFreeLists"
],
"disable_features": [
"PartitionAllocSortActiveSlotSpans"
]
},
{
"name": "SortActiveSlotSpans",
"params": {
"interval": "4s",
"mode": "only-when-unprovisioning"
},
"enable_features": [
"PartitionAllocMemoryReclaimer",
"PartitionAllocSortActiveSlotSpans",
"PartitionAllocSortSmallerSlotSpanFreeLists",
"PartitionAllocStraightenLargerSlotSpanFreeLists"
]
},
{
"name": "DontSortSmallerSlotSpanFreeLists",
"params": {
"interval": "4s",
"mode": "only-when-unprovisioning"
},
"enable_features": [
"PartitionAllocMemoryReclaimer",
"PartitionAllocStraightenLargerSlotSpanFreeLists"
],
"disable_features": [
"PartitionAllocSortActiveSlotSpans",
"PartitionAllocSortSmallerSlotSpanFreeLists"
]
},
{
"name": "AlwaysStraightenLargerSlotSpanFreeLists",
"params": {
"interval": "4s",
"mode": "always"
},
"enable_features": [
"PartitionAllocMemoryReclaimer",
"PartitionAllocSortSmallerSlotSpanFreeLists",
"PartitionAllocStraightenLargerSlotSpanFreeLists"
],
"disable_features": [
"PartitionAllocSortActiveSlotSpans"
]
},
{
"name": "DontStraightenLargerSlotSpanFreeLists_v2",
"params": {
"interval": "4s"
},
"enable_features": [
"PartitionAllocMemoryReclaimer",
"PartitionAllocSortSmallerSlotSpanFreeLists"
],
"disable_features": [
"PartitionAllocSortActiveSlotSpans",
"PartitionAllocStraightenLargerSlotSpanFreeLists"
]
}
]
}
],
"PartitionAllocMemoryTagging": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"params": {
"enabled-processes": "all-processes",
"memtag-mode": "sync",
"retag-mode": "random"
},
"enable_features": [
"PartitionAllocMemoryTagging"
]
}
]
}
],
"PartitionAllocMiracleObject": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "enabled_512K_20260420",
"params": {
"PartitionAllocSchedulerLoopQuarantineConfig": "{\"*\":{\"main\":{\"branch-capacity-in-bytes\":524288,\"enable-quarantine\":true,\"enable-zapping\":true,\"leak-on-destruction\":false},\"amsc\":{\"branch-capacity-in-bytes\":524288,\"enable-quarantine\":true,\"enable-zapping\":true,\"leak-on-destruction\":false}}}",
"enabled-processes": "browser-only"
},
"enable_features": [
"PartitionAllocSchedulerLoopQuarantine",
"PartitionAllocSchedulerLoopQuarantineTaskObserverForBrowserUIThread",
"PartitionAllocWithAdvancedChecks"
],
"disable_features": [
"ScreenAIPartitionAllocAdvancedChecksEnabled"
]
}
]
}
],
"PartitionAllocParameterTuning": [
{
"platforms": [
"android_webview",
"chromeos",
"fuchsia",
"linux"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"BlinkUseLargeEmptySlotSpanRingForBufferRoot",
"PartitionAllocAdjustSizeWhenInForeground",
"PartitionAllocLargeEmptySlotSpanRing"
]
}
]
}
],
"PartitionAllocParameterTuningAndroid": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled_20250305",
"enable_features": [
"BlinkUseLargeEmptySlotSpanRingForBufferRoot",
"PartitionAllocAdjustSizeWhenInForeground",
"PartitionAllocLargeEmptySlotSpanRing"
]
}
]
}
],
"PartitionAllocParameterTuningWin": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"BlinkUseLargeEmptySlotSpanRingForBufferRoot",
"PartitionAllocAdjustSizeWhenInForeground",
"PartitionAllocLargeEmptySlotSpanRing"
]
}
]
}
],
"PartitionAllocPermissiveMte": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PartitionAllocPermissiveMte"
]
}
]
}
],
"PartitionAllocUnretainedDanglingPtr": [
{
"platforms": [
"android",
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"mode": "dump_without_crashing"
},
"enable_features": [
"PartitionAllocUnretainedDanglingPtr"
]
}
]
}
],
"PartitionNetworkStateByNetworkAnonymizationKey": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"//0": "This feature has shipped for Chrome but not for ",
"//1": "Chromium embedders, so the corresponding feature ",
"//2": "flag value is false but we rely on this entry to ",
"//3": "enable the feature for most types of tests",
"name": "EnableFeatureForTests",
"enable_features": [
"PartitionConnectionsByNetworkIsolationKey"
],
"disable_features": []
}
]
}
],
"PassHistogramSharedMemoryOnLaunch": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PassHistogramSharedMemoryOnLaunch"
]
}
]
}
],
"PassageEmbeddingsPerformance": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Disabled",
"disable_features": [
"PassageEmbedder"
]
}
]
}
],
"PasskeyUnlockErrorUi": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_with_unlock_wording_20260212",
"params": {
"passkey_unlock_ui_experiment_arm": "text_with_unlock_wording"
},
"enable_features": [
"PasskeyUnlockErrorUi"
]
}
]
}
],
"PasswordFormGroupedAffiliations": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "LimitedManualOverridesChromeOn",
"enable_features": [
"PasswordFormGroupedAffiliations"
]
}
]
}
],
"PasswordInfobarDisplayLength": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Sixteen_Seconds",
"params": {
"duration-seconds": "16"
},
"enable_features": [
"PasswordInfobarDisplayLength"
]
}
]
}
],
"PasswordRemovalFromDeleteBrowsingData": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PasswordRemovalFromDeleteBrowsingData"
]
}
]
}
],
"PasswordUploadUiUpdate": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PasswordUploadUiUpdate"
]
}
]
}
],
"PasswordsSyncErrorMessageAlternatives": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled_SyncEnablePasswordsSyncErrorMessageAlternative",
"params": {
"version": "3"
},
"enable_features": [
"SyncEnablePasswordsSyncErrorMessageAlternative"
]
}
]
}
],
"Path2DPaintCache": [
{
"platforms": [
"android",
"android_webview",
"windows",
"mac",
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"Path2DPaintCache"
]
}
]
}
],
"PauseMediaOnSystemSleepAndroid": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PauseMediaOnSystemSleepAndroid"
]
}
]
}
],
"PaymentHandlerDialogUseInitiatorInUrlLoad": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PaymentHandlerDialogUseInitiatorInUrlLoad"
]
}
]
}
],
"PaymentRequestRejectTooSmallWindows": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PaymentRequestRejectTooSmallWindows"
]
}
]
}
],
"PaymentRequestUseRendererUrlLoader": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PaymentRequestUseRendererUrlLoader"
]
}
]
}
],
"PdfBufferedPaintManager": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PdfBufferedPaintManager"
]
}
]
}
],
"PdfGetSaveDataInBlocks": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PdfGetSaveDataInBlocks"
]
}
]
}
],
"PdfInfoBar": [
{
"platforms": [
"mac",
"windows"
],
"experiments": [
{
"name": "MostlyLaunched",
"params": {
"trigger": "startup"
},
"enable_features": [
"PdfInfoBar"
]
}
]
}
],
"PdfOutOfProcessIframe": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PdfOopif"
]
}
]
}
],
"PdfSaveToDriveSurvey": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"consumer-trigger-id": "E6hRdJzmG0ugnJ3q1cK0WrDN8qfv",
"enterprise-trigger-id": "NYK9PbTYD0ugnJ3q1cK0Twvu4X5v",
"probability": "1.0"
},
"enable_features": [
"PdfSaveToDriveSurvey"
]
}
]
}
],
"PdfSaveToDrive_ChromeOS": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PdfSaveToDrive"
]
}
]
}
],
"PdfUseShowSaveFilePicker": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PdfUseShowSaveFilePicker"
]
}
]
}
],
"PdfUseSkiaRenderer": [
{
"platforms": [
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"premultiplied-alpha": "true"
},
"enable_features": [
"PdfUseSkiaRenderer"
]
}
]
}
],
"PerProcessReclaim": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "EnabledGroupA_08222019",
"params": {
"GraphWalkBackoffTimeSec": "60",
"NodeInvisibleTimeSec": "360",
"NodeTrimBackoffTimeSec": "1200"
},
"enable_features": [
"TrimOnMemoryPressure"
]
},
{
"name": "EnabledGroupB_08222019",
"params": {
"GraphWalkBackoffTimeSec": "180",
"NodeInvisibleTimeSec": "900",
"NodeTrimBackoffTimeSec": "1800"
},
"enable_features": [
"TrimOnMemoryPressure"
]
},
{
"name": "EnabledGroupC_08222019",
"params": {
"GraphWalkBackoffTimeSec": "180",
"NodeInvisibleTimeSec": "3600",
"NodeTrimBackoffTimeSec": "7200"
},
"enable_features": [
"TrimOnMemoryPressure"
]
}
]
}
],
"PerfCombined2025": [
{
"platforms": [
"android_webview"
],
"experiments": [
{
"name": "EnabledConservative",
"enable_features": [
"AsyncSetCookie",
"AvoidCloneArgsOnExtensionFunctionDispatch",
"AvoidUnnecessaryGetMinimizeButtonOffset",
"AvoidUnnecessaryShouldRenderRichAnimation",
"GCOnArrayBufferAllocationFailure",
"MvcUpdateViewWhenModelChanged",
"ReducePPMs",
"ReleaseResourceDecodedDataOnMemoryPressure",
"ReleaseResourceStrongReferencesOnMemoryPressure",
"ReloadTabUiResourcesIfChanged",
"RemoveCancelledScriptedIdleTasks",
"SlimDirectReceiverIpc"
],
"disable_features": [
"MemoryCacheChangeStrongReferencePruneDelay",
"MemoryCacheStrongReference",
"SuppressMemoryListeners"
]
}
]
}
],
"PerformanceControlsPPMSurvey": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled_Uniform_20250603",
"params": {
"en_site_id": "N5wFxEDQr0ugnJ3q1cK0SNopqcEc",
"hats_histogram_name": "Feedback.HappinessTrackingSurvey.PerformanceControlsPPMSurvey",
"hats_survey_ukm_id": "1027171324",
"ppm_survey_segment_name1": "ChromeOS",
"ppm_survey_uniform_sample": "true",
"probability": "1.0",
"survey": "performance-ppm"
},
"enable_features": [
"PerformanceControlsPPMSurvey"
]
}
]
},
{
"platforms": [
"linux"
],
"experiments": [
{
"name": "Enabled_Uniform_20250603",
"params": {
"en_site_id": "N5wFxEDQr0ugnJ3q1cK0SNopqcEc",
"hats_histogram_name": "Feedback.HappinessTrackingSurvey.PerformanceControlsPPMSurvey",
"hats_survey_ukm_id": "1027171324",
"ppm_survey_segment_name1": "Linux",
"ppm_survey_uniform_sample": "true",
"probability": "1.0",
"survey": "performance-ppm"
},
"enable_features": [
"PerformanceControlsPPMSurvey"
]
}
]
}
],
"PermissionElementPromptPositioning": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "NearElement",
"params": {
"PermissionElementPromptPositioningParam": "near_element"
},
"enable_features": [
"PermissionElementPromptPositioning"
]
},
{
"name": "WindowMiddle",
"params": {
"PermissionElementPromptPositioningParam": "window_middle"
},
"enable_features": [
"PermissionElementPromptPositioning"
]
},
{
"name": "LegacyPrompt",
"params": {
"PermissionElementPromptPositioningParam": "legacy_prompt"
},
"enable_features": [
"PermissionElementPromptPositioning"
]
}
]
}
],
"PermissionPromiseLifetimeModulationAndroid": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PermissionPromiseLifetimeModulationAndroid"
]
}
]
}
],
"PermissionsAIv4": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PermissionsAIv4"
]
}
]
}
],
"PermissionsAndroidClapperLoud": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PermissionsAndroidClapperLoud"
]
}
]
}
],
"PermissionsGestureGatedPrompts": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "MuteNotifications",
"params": {
"mute_notifications": "true"
},
"enable_features": [
"PermissionsGestureGatedPrompts"
]
},
{
"name": "MuteGeolocation",
"params": {
"mute_geolocation": "true"
},
"enable_features": [
"PermissionsGestureGatedPrompts"
]
}
]
}
],
"PersistentDefaultBrowserPromo": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PersistentDefaultBrowserPromo"
]
}
]
}
],
"PinTimeoutMigration": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"CrOSLateBootMigrateToModernPin"
]
}
]
}
],
"PinweaverPasswords": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"CrOSLateBootPinweaverForPassword"
]
}
]
}
],
"PlatformExperienceHelper": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "InstallPlatformExperienceHelper",
"enable_features": [
"InstallPlatformExperienceHelperWin"
]
}
]
}
],
"PlatformExperienceHelperNotificationText": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled_5",
"params": {
"UseNotificationTextIndex": "5"
},
"enable_features": [
"ShouldUseSpecificPEHNotificationText"
]
}
]
}
],
"PointerLockOnAndroid": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PointerLockOnAndroid"
]
}
]
}
],
"PolicyBlocklistProceedUntilResponse": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Holdback",
"disable_features": [
"PolicyBlocklistProceedUntilResponse"
]
}
]
}
],
"PolicyDataCollectionEnabled": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PolicyDataCollectionEnabled"
]
}
]
}
],
"PopularSitesRefreshUs": [
{
"platforms": [
"android",
"ios"
],
"experiments": [
{
"name": "Arm1",
"params": {
"arm": "1"
},
"enable_features": [
"PopularSitesRefreshUs"
]
}
]
}
],
"PostDelayedTaskFocusTab": [
{
"platforms": [
"android",
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"params": {
"post_delayed_task_focus_tab_time_millis": "25"
},
"enable_features": [
"PostDelayedTaskFocusTab"
]
}
]
}
],
"PreconnectCreateNewTab": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled_Nonstable_20230531",
"enable_features": [
"PreconnectOnTabCreation"
]
}
]
}
],
"PreconnectFromKeyedService": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "EnabledWithOTRtrue_20250724_Stable",
"params": {
"IdleTimeoutInSeconds": "30",
"MaxPreconnectRetryInterval": "30",
"MaxShortSessionThreshold": "30s",
"PingIntervalInSeconds": "27",
"QuicConnectionOptions": "ECCP",
"run_on_otr": "true"
},
"enable_features": [
"PreconnectFromKeyedService"
]
},
{
"name": "EnabledWithOTRfalse_20250319",
"params": {
"run_on_otr": "false"
},
"enable_features": [
"PreconnectFromKeyedService"
]
}
]
}
],
"PreconnectToSearchDesktop": [
{
"platforms": [
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "EnabledWithStartupDelayForegroundOnly",
"params": {
"skip_in_background": "true",
"startup_delay_ms": "5000"
},
"enable_features": [
"PreconnectToSearch"
]
}
]
}
],
"PreemptiveSodaDownload": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PreemptiveSodaDownload"
]
}
]
}
],
"PrefetchBlockUntilHeadTimeoutForWebViewPrefetch": [
{
"platforms": [
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"params": {
"block_until_head_timeout_embedder_prefetch": "0"
},
"enable_features": [
"PrefetchUseContentRefactor"
]
}
]
}
],
"PrefetchBookmarkBarTrigger": [
{
"platforms": [
"linux",
"mac",
"windows",
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"BookmarkTriggerForPrefetch"
]
}
]
}
],
"PrefetchManagerUseNetworkContextPrefetch": [
{
"platforms": [
"android"
],
"experiments": [
{
"//0": "Required features LoadingPredictorPrefetch and ",
"//1": "LoadingPredictorUseOptimizationGuide are enabled by ",
"//2": "default on Android.",
"name": "Enabled",
"enable_features": [
"NetworkContextPrefetch",
"PrefetchManagerUseNetworkContextPrefetch"
]
}
]
}
],
"PrefetchMultipleActiveSetSizeLimitForBase": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_2",
"params": {
"prefetch_multiple_active_set_size_limit_for_base_value": "2"
},
"enable_features": [
"PrefetchMultipleActiveSetSizeLimitForBase"
]
}
]
}
],
"PrefetchNewTabPageTrigger": [
{
"platforms": [
"linux",
"mac",
"windows",
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"NewTabPageTriggerForPrefetch"
]
}
]
}
],
"PrefetchPrerenderIntegration": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows",
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PrefetchPrerenderIntegration"
]
}
]
}
],
"PrefetchRequestStatusListenerAsync": [
{
"platforms": [
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PrefetchRequestStatusListenerAsync"
]
}
]
}
],
"PreloadMediaEngagementData": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PreloadMediaEngagementData"
]
}
]
}
],
"PreloadTopChromeWebUILessNavigations": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PreloadTopChromeWebUILessNavigations"
]
}
]
}
],
"PreloadingEligibilityCheckOnRenderer": [
{
"platforms": [
"windows",
"linux",
"chromeos",
"mac",
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PreloadingEligibilityCheckOnRenderer"
]
}
]
}
],
"PreloadingRespectUserAgentOverride": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PreloadingRespectUserAgentOverride",
"RespectUserAgentOverrideInSearchPrefetch"
]
}
]
}
],
"PrepopulatedEnginesMigration": [
{
"platforms": [
"android",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_20260320",
"enable_features": [
"PrepopulatedEnginesMigration"
]
}
]
}
],
"Prerender2EarlyDocumentLifecycleUpdateV2": [
{
"platforms": [
"linux",
"mac",
"windows",
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"Prerender2EarlyDocumentLifecycleUpdate"
]
}
]
}
],
"Prerender2FallbackPrefetchSpecRules": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_NoTimeout_Burst",
"params": {
"kPrerender2FallbackPrefetchSchedulerPolicy": "Burst",
"kPrerender2FallbackPrefetchUseBlockUntilHeadTimetout": "false"
},
"enable_features": [
"Prerender2FallbackPrefetchSpecRules"
]
}
]
}
],
"Prerender2WarmUpCompositorForBookmarkBar": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"Prerender2WarmUpCompositorForBookmarkBar"
]
}
]
}
],
"Prerender2WarmUpCompositorForNewTabPage": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"Prerender2WarmUpCompositorForNewTabPage"
]
}
]
}
],
"Prerender2WarmUpCompositorForSpeculationRules": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"Prerender2WarmUpCompositorForImmediate",
"Prerender2WarmUpCompositorForNonImmediate"
]
}
]
}
],
"Prerender2WarmUpCompositorForWebView": [
{
"platforms": [
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"Prerender2WarmUpCompositorForWebView"
]
}
]
}
],
"PreserveDiscardableImageMapQuality": [
{
"platforms": [
"android_webview",
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PreserveDiscardableImageMapQuality"
]
}
]
}
],
"PreventPasswordUiOnFederatedLogin": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "PreventPasswordManager",
"enable_features": [
"PreventPasswordManagerOnFederatedLogin"
]
}
]
}
],
"PreventSvgFilterPaint": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"PreventSvgFilterPaintOnRemoteFrame": "true",
"PreventSvgFilterPaintOnWebPlugin": "true"
},
"enable_features": [
"PreventSvgFilterPaint"
]
}
]
}
],
"PreviewHandwritingGesture": [
{
"platforms": [
"android",
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PreviewHandwritingGesture"
]
}
]
}
],
"PriceInsightsDesktopExpansionStudy": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_20250617_EN",
"enable_features": [
"IPH_PriceInsightsPageActionIconLabelFeature",
"PriceInsights"
]
}
]
}
],
"PriceTrackingDesktopExpansionStudy": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PriceTrackingSubscriptionServiceLocaleKey",
"ShoppingList"
]
}
]
}
],
"PriceTrackingPageActionIconLabelFeatureIPH": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"availability": "any",
"event_trigger": "name:price_tracking_page_action_icon_label_in_trigger;comparator:==0;window:1;storage:365",
"event_used": "name:used;comparator:any;window:365;storage:365",
"session_rate": "any"
},
"enable_features": [
"IPH_PriceTrackingPageActionIconLabelFeature"
],
"disable_features": []
}
]
}
],
"PrintWithPostScriptType42Fonts": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PrintWithPostScriptType42Fonts"
]
}
]
}
],
"PrintWithReducedRasterization": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PrintWithReducedRasterization"
]
}
]
}
],
"PrivacySandboxActivityTypeStorage": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "EnabledWithSkipPreFirstTab",
"params": {
"skip-pre-first-tab": "true"
},
"enable_features": [
"PrivacySandboxActivityTypeStorage"
]
},
{
"name": "EnabledWithoutSkipPreFirstTab",
"params": {
"skip-pre-first-tab": "false"
},
"enable_features": [
"PrivacySandboxActivityTypeStorage"
]
}
]
}
],
"PrivacySandboxAdPrivacyUxDeprecation": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PrivacySandboxAdPrivacyUxDeprecation"
]
}
]
}
],
"PrivacySandboxInternalsDevUI": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_Dogfood",
"enable_features": [
"PrivacySandboxInternalsDevUI"
]
}
]
}
],
"PrivateAI": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ZeroStateSuggestionsUsePrivateAi"
]
}
]
}
],
"PrivateAggregationApiErrorReporting": [
{
"platforms": [
"android",
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PrivateAggregationApiErrorReporting"
]
}
]
}
],
"PrivateStateTokens": [
{
"platforms": [
"android",
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PrivateStateTokens"
]
}
]
}
],
"PrivateUserMetricsForRegionalCapabilities": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PrivateMetricsPuma",
"PrivateMetricsPumaRc"
]
}
]
}
],
"ProactivePasswordProtection": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"CsdProactivePasswordProtectionSampleRate": "1.0"
},
"enable_features": [
"ProactivePasswordProtection"
]
}
]
}
],
"ProcessHtmlDataImmediately": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "AllChunks",
"params": {
"first": "true",
"main": "true",
"rest": "true"
},
"enable_features": [
"ProcessHtmlDataImmediately"
]
}
]
}
],
"ProcessIsolationForFencedFrames": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"IsolateFencedFrames"
]
}
]
}
],
"ProcessReuseOnPrerenderCOOPSwapAndroid": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ProcessReuseOnPrerenderCOOPSwap"
]
}
]
}
],
"ProfileDiscOnAllPages": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ProfileDiscOnAllPages"
]
}
]
}
],
"ProfileExperimentsM0": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Control",
"disable_features": [
"ShowProfilePickerToAllUsersExperiment"
]
}
]
}
],
"ProfileManagerDeferAsyncLoading": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ProfileManagerDeferAsyncLoading"
]
}
]
}
],
"ProfilesReordering": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ProfilesReordering"
]
}
]
}
],
"ProgressiveAccessibilityPhase2": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ProgressiveAccessibilityPhase2"
]
}
]
}
],
"ProjectsPanel": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"include_threads_in_projects_panel": "true"
},
"enable_features": [
"IPH_ResumptionRail",
"ProjectsPanel",
"SyncAIThreads",
"SyncGeminiThreads"
]
}
]
}
],
"ProvisionalNotificationAlert": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ProvisionalNotificationAlert"
]
}
]
}
],
"PruneOldTransferCacheEntries": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PruneOldTransferCacheEntries"
]
}
]
}
],
"PsDualWritePrefsToNoticeStorage": [
{
"platforms": [
"linux",
"windows",
"android",
"mac",
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PsDualWritePrefsToNoticeStorage"
]
}
]
}
],
"PumpPeekMessageWithObserver": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PumpPeekMessageWithObserver"
]
}
]
}
],
"PushMessagingDisallowSenderIDs": [
{
"platforms": [
"android",
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PushMessagingDisallowSenderIDs"
]
}
]
}
],
"PushMessagingGcmEndpointWebpushPath": [
{
"platforms": [
"android",
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_Dogfood",
"enable_features": [
"PushMessagingGcmEndpointWebpushPath"
]
}
]
}
],
"QuicLongerIdleConnectionTimeout": [
{
"platforms": [
"android",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"QuicLongerIdleConnectionTimeout"
]
}
]
}
],
"RazeOldHistoryDatabase": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"RazeOldHistoryDatabase"
]
}
]
}
],
"ReactivePrefetchAndroidDiscardBody": [
{
"platforms": [
"android"
],
"experiments": [
{
"//0": "This experiment is only enabled on Android,",
"//1": "because only android has the",
"//2": "LoadingPredictorPrefetch feature enabled by",
"//3": "default. On other platforms it would conflict",
"//4": "with the ReactivePrefetchDesktop experiment.",
"name": "Enabled",
"enable_features": [
"LoadingPredictorPrefetchUseReadAndDiscardBody"
]
}
]
}
],
"ReadAloudAppMenuIPH": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "ReadAloudAppMenuIPHEnabled",
"params": {
"availability": "any",
"event_trigger": "name:read_aloud_app_menu_iph_trigger;comparator:==0;window:30;storage:90",
"event_used": "name:read_aloud_app_menu_pressed;comparator:==0;window:30;storage:90",
"session_rate": "any"
},
"enable_features": [
"IPH_ReadAloudAppMenuFeature"
]
}
]
}
],
"ReadAnythingIPHRollout": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"availability": "any",
"distillable_urls": "support.google.com,docs.google.com",
"event_trigger": "name:iph_reading_mode_side_panel_trigger;comparator:<=3;window:360;storage:360",
"event_used": "name:reading_mode_side_panel_shown;comparator:==0;window:360;storage:360",
"session_rate": "==0"
},
"enable_features": [
"IPH_ReadingModeSidePanel"
]
}
]
}
],
"ReadAnythingLineFocusExperiment": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ReadAnythingLineFocus"
]
},
{
"name": "Enabled_Dogfood",
"enable_features": [
"ReadAnythingLineFocus"
]
},
{
"name": "Disabled",
"disable_features": [
"ReadAnythingLineFocus"
]
}
]
}
],
"ReadAnythingMenuShuffleExperiment": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "EnabledWithSeparation",
"params": {
"read_anything_menu_shuffle_group_name": "MenuShuffleSeparation"
},
"enable_features": [
"ReadAnythingMenuShuffleExperiment"
]
}
]
}
],
"ReadAnythingOmnibox": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"IPH_ReadingModePageActionLabel",
"ReadAnythingOmniboxChip"
]
},
{
"name": "Disabled",
"disable_features": [
"IPH_ReadingModePageActionLabel",
"ReadAnythingOmniboxChip"
]
}
]
}
],
"ReadAnythingReadAloudPhraseHighlighting": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ReadAnythingReadAloudPhraseHighlighting"
]
},
{
"name": "Disabled",
"disable_features": [
"ReadAnythingReadAloudPhraseHighlighting"
]
}
]
}
],
"ReadClipboardDataOnClipboardItemGetType": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ReadClipboardDataOnClipboardItemGetType"
]
}
]
}
],
"RebindServiceBatchApi": [
{
"platforms": [
"android",
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"RebindServiceBatchApi",
"RebindingChildServiceConnectionController"
]
}
]
}
],
"RedWarningSurvey": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "RedInterstitial_20241212",
"params": {
"RedWarningSurveyDidProceedFilter": "TRUE,FALSE",
"RedWarningSurveyTriggerId": "ZdMdCoDc50ugnJ3q1cK0VwqVnKb6",
"probability": "1.0"
},
"enable_features": [
"RedWarningSurvey"
]
}
]
}
],
"ReduceAcceptLanguage": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ReduceAcceptLanguage"
]
}
]
}
],
"ReduceAcceptLanguageHTTP": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ReduceAcceptLanguageHTTP"
]
}
]
}
],
"ReduceIPCCombined": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "EnabledUkmReduceAddEntryIPC",
"enable_features": [
"UkmReduceAddEntryIPC"
],
"disable_features": [
"ReduceSubresourceResponseStartedIPC"
]
},
{
"name": "EnabledReduceSubresourceResponseStartedIPC",
"enable_features": [
"ReduceSubresourceResponseStartedIPC"
],
"disable_features": [
"UkmReduceAddEntryIPC"
]
},
{
"name": "EnabledReduceIPCCombined",
"enable_features": [
"ReduceSubresourceResponseStartedIPC",
"UkmReduceAddEntryIPC"
]
}
]
}
],
"RemoveDataUrlInSvgUse": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"RemoveDataUrlInSvgUse"
]
}
]
}
],
"RemoveFontLinkFallbacks": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled_20230210",
"enable_features": [
"RemoveFontLinkFallbacks"
]
}
]
}
],
"RemoveGreySnapshot": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"RemoveGreySnapshot"
]
}
]
}
],
"RenderArcNotificationsByChrome": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled_20230913_Dogfood",
"enable_features": [
"RenderArcNotificationsByChrome"
]
},
{
"name": "Enabled_20230913",
"enable_features": [
"RenderArcNotificationsByChrome"
]
}
]
}
],
"RenderBlockingFullFrameRate": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"throttle-frame-rate-on-initialization": "true"
},
"enable_features": [
"RenderBlockingFullFrameRate"
]
}
]
}
],
"RendererProcessLimitOnAndroid": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"params": {
"count": "42"
},
"enable_features": [
"RendererProcessLimitOnAndroid"
]
}
]
}
],
"RendererSideContentDecoding": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"RendererSideContentDecodingForNavigation": "true"
},
"enable_features": [
"RendererSideContentDecoding"
]
}
]
}
],
"ReportUnsafeSite": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ReportUnsafeSite"
]
}
]
}
],
"ReportingApiEnableVariationsHeaders": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_20260417",
"enable_features": [
"ReportingApiEnableVariationsHeaders"
]
}
]
}
],
"RequestMainFrameAfterFirstVideoFrame": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"RequestMainFrameAfterFirstVideoFrame"
]
}
]
}
],
"ResampleScrollEventsForFling": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ResampleScrollEventsForFling"
]
}
]
}
],
"ResamplingScrollEvents": [
{
"platforms": [
"android",
"chromeos",
"windows"
],
"experiments": [
{
"name": "Latency250",
"params": {
"latency": "0.25",
"mode": "frames"
},
"enable_features": [
"ResamplingScrollEventsExperimentalPrediction"
]
},
{
"name": "Latency375",
"params": {
"latency": "0.375",
"mode": "frames"
},
"enable_features": [
"ResamplingScrollEventsExperimentalPrediction"
]
},
{
"name": "Latency500",
"params": {
"latency": "0.5",
"mode": "frames"
},
"enable_features": [
"ResamplingScrollEventsExperimentalPrediction"
]
}
]
}
],
"ResetBrowsingInstanceSwapResultOnSameDocument": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ResetBrowsingInstanceSwapResultOnSameDocument"
]
}
]
}
],
"RestrictAbusePorts": [
{
"platforms": [
"android",
"android_webview"
],
"experiments": [
{
"name": "RestrictAbusePorts",
"params": {
"monitor_ports": "30987,30988,30989",
"restrict_ports": "30985,30986,30987"
},
"enable_features": [
"RestrictAbusePorts"
]
}
]
}
],
"RestrictAbusePortsOnLocalhost": [
{
"platforms": [
"android",
"android_webview"
],
"experiments": [
{
"name": "RestrictAbusePortsOnLocalhost",
"params": {
"localhost_restrict_ports": "30987,30988,30989"
},
"enable_features": [
"RestrictAbusePortsOnLocalhost"
]
}
]
}
],
"RestrictPendingInputEventTypeToBlockMainThread": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"RestrictPendingInputEventType"
]
}
]
}
],
"ResumeNavigationWithSpeculativeRFHProcessGone": [
{
"platforms": [
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ReportStuckThrottle",
"ResumeNavigationWithSpeculativeRFHProcessGone"
]
}
]
}
],
"RetryCreateFileMappingOnCommitLimit": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"RetryCreateFileMappingOnCommitLimit"
]
}
]
}
],
"RetryGetVideoCaptureDeviceInfos": [
{
"platforms": [
"mac"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"RetryGetVideoCaptureDeviceInfos"
]
}
]
}
],
"RichInlineAutocompleteIOS": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"params": {
"RichAutocompletionAutocompleteShortcutTextMinChar": "3",
"RichAutocompletionAutocompleteTitlesMinChar": "3",
"RichAutocompletionParam": "TextField"
},
"enable_features": [
"OmniboxRichAutocompletion"
]
}
]
}
],
"RoundedWindows": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "RoundedWindowsEnabled",
"enable_features": [
"ArcRoundedWindowCompat",
"FeatureManagementRoundedWindows",
"RoundedWindows"
]
}
]
}
],
"RustyBmpFeature": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "RustyBmpExperimentForTests",
"enable_features": [
"RustyBmpFeature"
]
}
]
}
],
"SQLitePersistentCookieStoreEarlyInit": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"check_disk": "true"
},
"enable_features": [
"SQLitePersistentCookieStoreEarlyInit"
]
}
]
}
],
"SafeBrowsingDailyPhishingReportsLimit": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"kMaxReportsPerIntervalESB": "10"
},
"enable_features": [
"SafeBrowsingDailyPhishingReportsLimit"
]
}
]
}
],
"SafeBrowsingExtensionTelemetrySearchHijackingSignal": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"HeuristicCheckIntervalSeconds": "28800",
"HeuristicThreshold": "2"
},
"enable_features": [
"SafeBrowsingExtensionTelemetrySearchHijackingSignal"
]
}
]
}
],
"SafeBrowsingExternalAppRedirectTelemetry": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SafeBrowsingExternalAppRedirectTelemetry"
]
}
]
}
],
"SafeBrowsingSyncCheckerCheckAllowlist": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SafeBrowsingSyncCheckerCheckAllowlist"
]
}
]
}
],
"SafetyCheckMagicStackWithCaching": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SegmentationPlatformIosModuleRankerSplitBySurface"
]
}
]
}
],
"SafetyCheckUnusedSitePermissions": [
{
"platforms": [
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SafetyCheckUnusedSitePermissions"
]
}
]
}
],
"SafetyHubIncreasePasswordCheckFrequencyV2": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows",
"ios"
],
"experiments": [
{
"name": "Enabled",
"params": {
"background-password-check-interval": "2d",
"password-check-mon-weight": "5",
"password-check-sat-weight": "9",
"password-check-sun-weight": "9"
},
"enable_features": [
"SafetyHub"
]
}
]
}
],
"SafetyHubUnusedPermissionRevocationForAllSurfaces": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SafetyHubUnusedPermissionRevocationForAllSurfaces"
]
}
]
}
],
"SandboxedProcessServiceLimitOnAndroid": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"params": {
"count": "98"
},
"enable_features": [
"SandboxedProcessServiceLimitOnAndroid"
]
}
]
}
],
"ScaleScrollbarAnimationTiming": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"params": {
"fade_duration_scaling_factor": "0.0001"
},
"enable_features": [
"ScaleScrollbarAnimationTiming"
]
}
]
}
],
"SchedQoS": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled_M131_20241107",
"enable_features": [
"SchedQoSOnResourcedForChrome"
],
"min_os_version": "16060.0.0"
}
]
},
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled_M132_20241107",
"enable_features": [
"SchedQoSOnResourcedForChrome"
],
"min_os_version": "16088.0.0"
}
]
},
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled_M132_20241107",
"enable_features": [
"SchedQoSOnResourcedForChrome"
],
"disable_features": [
"CrOSLateBootInitDLServer",
"CrOSLateBootSetRtForDisplayThreads",
"SetRtForDisplayThreads",
"SetThreadBgForBgProcess"
],
"min_os_version": "16088.0.0"
},
{
"name": "EnabledRTForDisplay_M132_20241107",
"enable_features": [
"CrOSLateBootInitDLServer",
"SetRtForDisplayThreads",
"SetThreadBgForBgProcess"
],
"disable_features": [
"CrOSLateBootSetRtForDisplayThreads",
"SchedQoSOnResourcedForChrome"
],
"min_os_version": "16088.0.0"
},
{
"name": "EnabledRTForDisplayQoS_M132_20241107",
"enable_features": [
"CrOSLateBootInitDLServer",
"CrOSLateBootSetRtForDisplayThreads",
"SchedQoSOnResourcedForChrome"
],
"disable_features": [
"SetRtForDisplayThreads",
"SetThreadBgForBgProcess"
],
"min_os_version": "16088.0.0"
}
]
}
],
"SchoolToolsBocaPollingInterval": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled_0",
"params": {
"InSessionPollingIntervalInSeconds": "0",
"IndefinitePollingIntervalInSeconds": "0"
},
"enable_features": [
"BocaCustomPolling"
]
},
{
"name": "Enabled_10",
"params": {
"InSessionPollingIntervalInSeconds": "10",
"IndefinitePollingIntervalInSeconds": "10"
},
"enable_features": [
"BocaCustomPolling"
]
},
{
"name": "Enabled_60",
"params": {
"InSessionPollingIntervalInSeconds": "60",
"IndefinitePollingIntervalInSeconds": "60"
},
"enable_features": [
"BocaCustomPolling"
]
},
{
"name": "Enabled_300",
"params": {
"InSessionPollingIntervalInSeconds": "300",
"IndefinitePollingIntervalInSeconds": "300"
},
"enable_features": [
"BocaCustomPolling"
]
}
]
}
],
"ScreencastForceEnableServerSideSpeechRecognition": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ForceEnableServerSideSpeechRecognition"
]
}
]
}
],
"ScreencastServerBasedUSMLocales": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled_Dogfood",
"enable_features": [
"InternalServerSideSpeechRecognitionByFinch"
]
}
]
}
],
"ScrollJankV4SlowPathScrollHandling": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_Both",
"enable_features": [
"ScrollEndRepaintFollowsScrollUpdate",
"UseScrollIdToCalculateScrollJankV4FrameStages"
]
},
{
"name": "Enabled_ScrollEndRepaintFollowsScrollUpdateOnly",
"enable_features": [
"ScrollEndRepaintFollowsScrollUpdate"
]
},
{
"name": "Enabled_UseScrollIdToCalculateScrollJankV4FrameStagesOnly",
"enable_features": [
"UseScrollIdToCalculateScrollJankV4FrameStages"
]
}
]
}
],
"ScrollPredictorEnhancements": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "KalmanBypassOneEuroFilter_20260311",
"enable_features": [
"ResamplingScrollEvents",
"ScrollPredictorFilteringBypassOnSynthetic",
"ScrollPredictorRefinedHasPrediction",
"ScrollPredictorSyntheticKalman"
]
},
{
"name": "KalmanRetainOneEuroFilter_20260311",
"enable_features": [
"ResamplingScrollEvents",
"ScrollPredictorRefinedHasPrediction",
"ScrollPredictorSyntheticKalman"
],
"disable_features": [
"ScrollPredictorFilteringBypassOnSynthetic"
]
},
{
"name": "RefinedPredictionOnly_20260311",
"enable_features": [
"ResamplingScrollEvents",
"ScrollPredictorRefinedHasPrediction"
],
"disable_features": [
"ScrollPredictorFilteringBypassOnSynthetic",
"ScrollPredictorSyntheticKalman"
]
},
{
"name": "ResampleLimit25ms_20260311",
"params": {
"max_resample_time": "25ms"
},
"enable_features": [
"ResamplingScrollEvents",
"ScrollPredictorRefinedHasPrediction"
],
"disable_features": [
"ScrollPredictorFilteringBypassOnSynthetic",
"ScrollPredictorSyntheticKalman"
]
},
{
"name": "ResampleLimit30ms_20260311",
"params": {
"max_resample_time": "30ms"
},
"enable_features": [
"ResamplingScrollEvents",
"ScrollPredictorRefinedHasPrediction"
],
"disable_features": [
"ScrollPredictorFilteringBypassOnSynthetic",
"ScrollPredictorSyntheticKalman"
]
},
{
"name": "ResampleLimit35ms_20260311",
"params": {
"max_resample_time": "35ms"
},
"enable_features": [
"ResamplingScrollEvents",
"ScrollPredictorRefinedHasPrediction"
],
"disable_features": [
"ScrollPredictorFilteringBypassOnSynthetic",
"ScrollPredictorSyntheticKalman"
]
}
]
}
],
"SeaPenUseExptTemplate": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SeaPenUseExptTemplate"
]
}
]
}
],
"SearchEngineExplicitChoiceDialog": [
{
"platforms": [
"windows",
"mac"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"HappinessTrackingSurveysForDesktopSEHijacking",
"SearchEngineExplicitChoiceDialog",
"SearchEngineUnconditionalDialog"
]
}
]
}
],
"SearchEnginePreconnectInterval": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "EnabledWith50_20250114",
"params": {
"preconnect_interval": "50"
},
"enable_features": [
"SearchEnginePreconnectInterval"
]
},
{
"name": "EnabledWith40_20250114",
"params": {
"preconnect_interval": "40"
},
"enable_features": [
"SearchEnginePreconnectInterval"
]
},
{
"name": "EnabledWith30_20250114",
"params": {
"preconnect_interval": "30"
},
"enable_features": [
"SearchEnginePreconnectInterval"
]
},
{
"name": "EnabledWith20_20250114",
"params": {
"preconnect_interval": "20"
},
"enable_features": [
"SearchEnginePreconnectInterval"
]
}
]
}
],
"SearchInCCT": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"params": {
"omnibox_allowed_package_names": "org.chromium.customtabsclient"
},
"enable_features": [
"SearchInCCT"
]
}
]
}
],
"SearchPrefetchBeaconLogging": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SearchPrefetchBeaconLogging"
]
}
]
}
],
"SearchPrefetchHighPriorityPrefetches": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "EnabledHighPriorityBothTriggers_20230721",
"params": {
"mouse_down": "true",
"navigation_prefetch_param": "op",
"up_or_down": "true"
},
"enable_features": [
"SearchNavigationPrefetch"
]
}
]
}
],
"SearchPrefetchIgnoreSaverModesOnPressAndroid": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SearchPrefetchIgnoreSaverModesOnPress"
]
}
]
}
],
"SearchSettingsUpdate": [
{
"platforms": [
"linux",
"mac",
"windows",
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SearchSettingsUpdate"
]
}
]
}
],
"SecurityPageHats": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"probability": "1",
"security-page-time": "15s",
"security-page-trigger-id": "c4dvJ3Sz70ugnJ3q1cK0SkwJZodD"
},
"enable_features": [
"HappinessTrackingSurveysForSecurityPage"
]
}
]
}
],
"SegmentationPlatformURLVisitResumptionRanker": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"params": {
"use_random_score": "true"
},
"enable_features": [
"SegmentationPlatformURLVisitResumptionRanker"
]
}
]
}
],
"SegmentationPlatformUmaFromSqlDbiOS": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SegmentationPlatformUmaFromSqlDb"
]
}
]
}
],
"SensitiveContent": [
{
"platforms": [
"android",
"android_webview"
],
"experiments": [
{
"name": "Enabled_WithTabSwitchingAndPwmHeuristics",
"params": {
"sensitive_content_use_pwm_heuristics": "true"
},
"enable_features": [
"SensitiveContent",
"SensitiveContentWhileSwitchingTabs"
]
},
{
"name": "Enabled_WithTabSwitching",
"params": {
"sensitive_content_use_pwm_heuristics": "false"
},
"enable_features": [
"SensitiveContent",
"SensitiveContentWhileSwitchingTabs"
]
},
{
"name": "Enabled_WithPwmHeuristics",
"params": {
"sensitive_content_use_pwm_heuristics": "true"
},
"enable_features": [
"SensitiveContent"
],
"disable_features": [
"SensitiveContentWhileSwitchingTabs"
]
},
{
"name": "Enabled",
"params": {
"sensitive_content_use_pwm_heuristics": "false"
},
"enable_features": [
"SensitiveContent"
],
"disable_features": [
"SensitiveContentWhileSwitchingTabs"
]
}
]
}
],
"SeparateDefaultAndPinPrompt": [
{
"platforms": [
"mac",
"windows"
],
"experiments": [
{
"name": "PinFlow_AggressiveLimits_Message1_Arm",
"params": {
"message_version": "1",
"pin_cooldown_days": "7",
"pin_max_count": "10",
"random_seed": "3"
},
"enable_features": [
"SeparateDefaultAndPinPrompt"
]
},
{
"name": "DefaultBrowserFlow_Arm",
"params": {
"random_seed": "2"
},
"enable_features": [
"SeparateDefaultAndPinPrompt"
]
},
{
"name": "ModeratePinLimits_Arm",
"params": {
"pin_cooldown_days": "14",
"pin_max_count": "5",
"random_seed": "3"
},
"enable_features": [
"SeparateDefaultAndPinPrompt"
]
},
{
"name": "LenientPinLimits_Arm",
"params": {
"pin_cooldown_days": "30",
"pin_max_count": "3",
"random_seed": "3"
},
"enable_features": [
"SeparateDefaultAndPinPrompt"
]
},
{
"name": "MessageVersion2_Arm",
"params": {
"message_version": "2",
"random_seed": "3"
},
"enable_features": [
"SeparateDefaultAndPinPrompt"
]
},
{
"name": "MessageVersion3_Arm",
"params": {
"message_version": "3",
"random_seed": "3"
},
"enable_features": [
"SeparateDefaultAndPinPrompt"
]
},
{
"name": "MessageVersion4_Arm",
"params": {
"message_version": "4",
"random_seed": "3"
},
"enable_features": [
"SeparateDefaultAndPinPrompt"
]
},
{
"name": "MessageVersion5_Arm",
"params": {
"message_version": "5",
"random_seed": "3"
},
"enable_features": [
"SeparateDefaultAndPinPrompt"
]
},
{
"name": "MessageVersion6_Arm",
"params": {
"message_version": "6",
"random_seed": "3"
},
"enable_features": [
"SeparateDefaultAndPinPrompt"
]
},
{
"name": "MessageVersion7_Arm",
"params": {
"message_version": "7",
"random_seed": "3"
},
"enable_features": [
"SeparateDefaultAndPinPrompt"
]
},
{
"name": "MessageVersion8_Arm",
"params": {
"message_version": "8",
"random_seed": "3"
},
"enable_features": [
"SeparateDefaultAndPinPrompt"
]
},
{
"name": "MessageVersion9_Arm",
"params": {
"message_version": "9",
"random_seed": "3"
},
"enable_features": [
"SeparateDefaultAndPinPrompt"
]
},
{
"name": "MessageVersion10_Arm",
"params": {
"message_version": "10",
"random_seed": "3"
},
"enable_features": [
"SeparateDefaultAndPinPrompt"
]
}
]
}
],
"ServiceWorkerBackgroundUpdate": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PrewarmServiceWorkerRegistrationForDSE",
"ServiceWorkerBackgroundUpdateForFindRegistrationForClientUrl",
"ServiceWorkerBackgroundUpdateForServiceWorkerScopeCache"
],
"disable_features": [
"ServiceWorkerMergeFindRegistrationForClientUrl"
]
}
]
}
],
"ServiceWorkerSyntheticResponse": [
{
"platforms": [
"android",
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "EnabledWithNetworkServiceDelegation",
"params": {
"off_main_thread": "network_service"
},
"enable_features": [
"ServiceWorkerSyntheticResponse",
"URLLoaderUseProvidedResponseBodyStream"
]
}
]
}
],
"SessionRestoreAfterCrash": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SessionRestoreAfterCrash"
]
}
]
}
],
"SessionRestoreInfobar": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_ContinueDefault",
"params": {
"continue_session": "true"
},
"enable_features": [
"SessionRestoreInfobar"
]
}
]
}
],
"SettingSearchExplorationHaTS": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"en_site_id": "JcjxgSDnh0ugnJ3q1cK0UVkwDj1o",
"probability": "1.0",
"settings-time": "10s",
"survey": "settings"
},
"enable_features": [
"HappinessTrackingSurveysForDesktopSettings"
]
}
]
}
],
"SettingsMultiColumn": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SettingsMultiColumn"
]
}
]
}
],
"SettingsSingleActivity": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SettingsSingleActivity"
]
}
]
}
],
"ShareCustomActionsInCCT": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ShareCustomActionsInCCT"
]
}
]
}
],
"SharedHighlightingIphClank": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"params": {
"availability": "any",
"event_1": "name:iph_shared_highlighting_receiver_trigger;comparator:==0;window:7;storage:360",
"event_trigger": "name:iph_shared_highlighting_receiver_trigger;comparator:<5;window:360;storage:360",
"event_used": "name:iph_shared_highlighting_used;comparator:<2;window:360;storage:360",
"session_rate": "any"
},
"enable_features": [
"IPH_SharedHighlightingBuilder",
"IPH_SharedHighlightingReceiver"
]
}
]
}
],
"SharedHighlightingIphDesktop": [
{
"platforms": [
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"availability": "any",
"event_1": "name:iph_desktop_shared_highlighting_trigger;comparator:==0;window:7;storage:360",
"event_trigger": "name:iph_desktop_shared_highlighting_trigger;comparator:<5;window:360;storage:360",
"event_used": "name:iph_desktop_shared_highlighting_used;comparator:<2;window:360;storage:360",
"session_rate": "any"
},
"enable_features": [
"IPH_DesktopSharedHighlighting"
]
}
]
}
],
"SharedStorageWorkletThreadImplementation": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "SharedBackingThread",
"enable_features": [
"SharedStorageWorkletSharedBackingThreadImplementation"
]
}
]
}
],
"SharedTabGroups": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "JoinOnlyEnabled",
"enable_features": [
"DataSharingJoinOnly"
]
},
{
"name": "DataSharingEnabled",
"params": {
"show_send_feedback": "true"
},
"enable_features": [
"DataSharing",
"DataSharingJoinOnly"
]
}
]
}
],
"SharedTabGroupsIOS": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"DataSharing",
"DataSharingJoinOnly"
]
}
]
}
],
"SharingHubDesktopScreenshots": [
{
"platforms": [
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"DesktopScreenshots"
]
}
]
}
],
"ShopCardIOS": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled_20250321",
"params": {
"ShopCardVariant": "arm_3"
},
"enable_features": [
"ShopCard",
"ShopCardImpressionLimits"
]
}
]
}
],
"ShoppingAlternateServer": [
{
"platforms": [
"android",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ShoppingAlternateServer"
]
}
]
}
],
"ShortCircuitUnfocusAnimation": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ShortCircuitUnfocusAnimation"
]
}
]
}
],
"ShowSearchEngineChoiceScreenAfterWiping": [
{
"platforms": [
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"WipeChoicePrefsOnMissingDefaultSearchEngine"
]
}
]
}
],
"ShowSuggestionsOnAutofocus": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ShowSuggestionsOnAutofocus"
]
}
]
}
],
"ShutdownPreNativeThreadPoolAfterStartup": [
{
"platforms": [
"android",
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ShutdownPreNativeThreadPoolAfterStartup"
]
}
]
}
],
"SigninLevelUpButton": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SigninLevelUpButton"
]
}
]
}
],
"SigninPromoLimitsExperiment": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Control",
"disable_features": [
"SigninPromoLimitsExperiment"
]
}
]
}
],
"SigninPromoOnAvatarPill": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SigninPromoOnAvatarPill"
]
}
]
}
],
"SigninSurveyAndroidBookmarkPromo": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"params": {
"en_site_id": "o2YBX3ZJc0tK1KeaPYj0UveLWhmf",
"probability": "1.0"
},
"enable_features": [
"ChromeAndroidIdentitySurveyBookmarkPromo"
]
}
]
}
],
"SigninSurveyAndroidFirstRun": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"params": {
"en_site_id": "HhgAhQYhw0tK1KeaPYj0NeTaRKBh",
"probability": "1.0"
},
"enable_features": [
"ChromeAndroidIdentitySurveyFirstRun"
]
}
]
}
],
"SigninSurveyAndroidNtpAccountAvatarTap": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"params": {
"en_site_id": "DujcsCGkZ0tK1KeaPYj0RGm9FgKX",
"probability": "1.0"
},
"enable_features": [
"ChromeAndroidIdentitySurveyNtpAccountAvatarTap"
]
}
]
}
],
"SigninSurveyAndroidNtpPromo": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"params": {
"en_site_id": "15CWgMniG0tK1KeaPYj0RkWoZ4B9",
"probability": "1.0"
},
"enable_features": [
"ChromeAndroidIdentitySurveyNtpPromo"
]
}
]
}
],
"SigninSurveyAndroidNtpSigninButton": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"params": {
"en_site_id": "yirfCKnhD0tK1KeaPYj0P9BTzPNw",
"probability": "1.0"
},
"enable_features": [
"ChromeAndroidIdentitySurveyNtpSigninButton"
]
}
]
}
],
"SigninSurveyAndroidWeb": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"params": {
"en_site_id": "36F2N72TP0tK1KeaPYj0SdXcHEJ4",
"probability": "1.0"
},
"enable_features": [
"ChromeAndroidIdentitySurveyWeb"
]
}
]
}
],
"SimdutfBase64Encode": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SimdutfBase64Encode"
]
}
]
}
],
"SimplifiedHindiModel": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_20260413",
"enable_features": [
"TranslateSimplifiedHindi"
]
}
]
}
],
"SingleVideoFrameRateThrottling": [
{
"platforms": [
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SingleVideoFrameRateThrottling"
]
}
]
}
],
"SkiaGraphite": [
{
"platforms": [
"mac"
],
"experiments": [
{
"name": "Enabled",
"params": {
"dawn_backend_validation": "false",
"dawn_skip_validation": "true"
},
"enable_features": [
"SkiaGraphite"
]
}
]
},
{
"platforms": [
"android",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"dawn_backend_validation": "false",
"dawn_skip_validation": "true",
"dawn_use_persistent_cache": "true"
},
"enable_features": [
"SkiaGraphite"
]
}
]
}
],
"SkiaGraphiteSmallPathAtlas": [
{
"platforms": [
"mac"
],
"experiments": [
{
"name": "Enabled",
"params": {
"min_path_size_for_msaa": "32"
},
"enable_features": [
"SkiaGraphiteSmallPathAtlas"
]
}
]
}
],
"Skills": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SkillsEnabled"
]
}
]
}
],
"SkillsAutocomplete": [
{
"platforms": [
"chromeos",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_20260401",
"enable_features": [
"SkillsAutocomplete"
]
}
]
}
],
"SkipDefaultBrowserPromoInFirstRun": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SkipDefaultBrowserPromoInFirstRun"
]
}
]
}
],
"SkipImageClassificationScoringForNonPageLoadTriggers": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SkipImageClassificationScoringForNonPageLoadTriggers"
]
}
]
}
],
"SkipMediaCodecReallocation": [
{
"platforms": [
"android",
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SkipMediaCodecReallocation"
]
}
]
}
],
"SkipModerateMemoryPressureLevelMac": [
{
"platforms": [
"mac"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SkipModerateMemoryPressureLevelMac"
]
}
]
}
],
"SkipPagehideInCommitForDSENavigation": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"delay": "100ms"
},
"enable_features": [
"SkipPagehideInCommitForDSENavigation"
]
}
]
}
],
"SlopBucket": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "EnabledExcludeCacheResponses",
"params": {
"enabled_for_cache_response": "false"
},
"enable_features": [
"SlopBucket"
]
}
]
}
],
"SmartRestart": [
{
"platforms": [
"mac"
],
"experiments": [
{
"name": "Delay_1min",
"params": {
"restart_delay": "1m"
},
"enable_features": [
"SmartRestart"
]
},
{
"name": "Delay_2min",
"params": {
"restart_delay": "2m"
},
"enable_features": [
"SmartRestart"
]
},
{
"name": "Delay_5min",
"params": {
"restart_delay": "5m"
},
"enable_features": [
"SmartRestart"
]
},
{
"name": "Delay_15min",
"params": {
"restart_delay": "15m"
},
"enable_features": [
"SmartRestart"
]
}
]
}
],
"SmartRestartLockScreen": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"disruption_threshold": "2",
"restart_delay": "5m",
"tab_threshold": "-1"
},
"enable_features": [
"SmartRestartLockScreen"
]
}
]
}
],
"SmartTabSharing_Desktop": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"ContextualTasksContextSmartTabSharing": "true"
},
"enable_features": [
"ContextualTasksContext"
]
}
]
}
],
"SmartZoom": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SmartZoom"
]
}
]
}
],
"SmoothBrowserControlsScrollAnimation": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled_20260106",
"enable_features": [
"BrowserControlsSmoothScroll"
]
}
]
}
],
"SmoothScrollingUseDelegate": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SmoothScrollingUseDelegate"
]
}
]
}
],
"SnapshotInSwift": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SnapshotInSwift"
]
}
]
}
],
"SonomaAccessibilityActivationRefinements": [
{
"platforms": [
"mac"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SonomaAccessibilityActivationRefinements"
]
}
]
}
],
"SpdyHeadersToHttpResponseUseBuilder": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SpdyHeadersToHttpResponseUseBuilder"
]
}
]
}
],
"SpeculativeFixForServiceWorkerDataInDidStartServiceWorkerContext": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SpeculativeFixForServiceWorkerDataInDidStartServiceWorkerContext"
]
}
]
}
],
"SpeculativeImageDecodes": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PreventDuplicateImageDecodes",
"SpeculativeImageDecodes"
]
}
]
}
],
"SpeculativeServiceWorkerWarmUp": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_05m_05c_20250214",
"params": {
"sw_warm_up_duration": "5m",
"sw_warm_up_max_count": "5",
"sw_warm_up_on_idle_timeout": "false",
"sw_warm_up_request_queue_length": "100"
},
"enable_features": [
"SpeculativeServiceWorkerWarmUp"
]
}
]
}
],
"SplitCacheByNetworkIsolationKey": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"//0": "This feature has shipped for Chrome but not for ",
"//1": "Chromium embedders, so the corresponding feature ",
"//2": "flag value is false but we rely on this entry to ",
"//3": "enable the feature for most types of tests",
"name": "EnableFeatureForTests",
"enable_features": [
"SplitCacheByNetworkIsolationKey"
]
}
]
}
],
"SplitViewLinkOpen": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SplitViewLinkOpen"
]
}
]
}
],
"SplitscreenVersusFullScreenForNewWindows": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"params": {
"open_adjacently": "false"
},
"enable_features": [
"RobustWindowManagementExperimental"
]
}
]
}
],
"SqlScopedTransactionWebDatabase": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"fuchsia",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SqlScopedTransactionWebDatabase"
]
}
]
}
],
"StandardizedBrowserZoom": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"StandardizedBrowserZoom"
]
}
]
}
],
"StatefulMemoryPressure": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"StatefulMemoryPressure"
]
}
]
}
],
"StickyActivationTest3": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ReportingServiceAlwaysFlush"
]
}
]
}
],
"StorageBuckets": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"StorageBuckets"
]
}
]
}
],
"StreamlineRendererInit": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"StreamlineRendererInit"
]
}
]
}
],
"StructuredCloningForMessaging": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"StructuredCloningForMessaging"
]
}
]
}
],
"SupportForcedSigninPolicy": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SupportForcedSigninPolicy"
]
}
]
}
],
"SupportOpeningDraggedLinksInSameTab": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SupportOpeningDraggedLinksInSameTab"
]
}
]
}
],
"SuppressesNetworkActivitiesOnSlowNetwork": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "SuppressesAll",
"params": {
"slow_network_threshold": "208ms",
"slow_network_threshold_for_prerendering": "208ms",
"slow_network_threshold_for_search_prefetch": "208ms"
},
"enable_features": [
"SuppressesLoadingPredictorOnSlowNetwork",
"SuppressesPrerenderingOnSlowNetwork",
"SuppressesSearchPrefetchOnSlowNetwork"
]
}
]
}
],
"SwiftShaderDeprecation": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "WarpDisabledForWindowsTests",
"disable_features": [
"AllowD3D11WarpFallback"
]
}
]
}
],
"SymphoniaAudioDecoding": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SymphoniaAudioDecoding"
]
}
]
}
],
"SymphoniaMp3Decoding": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SymphoniaMp3Decoding"
]
}
]
}
],
"SymphoniaPcmDecoding": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SymphoniaPcmDecoding"
]
}
]
}
],
"SymphoniaVorbisDecoding": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SymphoniaVorbisDecoding"
]
}
]
}
],
"SyncIncreaseNudgeDelayForSingleClient": [
{
"platforms": [
"android",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "EnabledFactor2",
"params": {
"SyncIncreaseNudgeDelayForSingleClientFactor": "2.0"
},
"enable_features": [
"SyncIncreaseNudgeDelayForSingleClient"
]
}
]
}
],
"SyncInvalidationsBypassScheduler": [
{
"platforms": [
"android",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SyncInvalidationsBypassScheduler"
]
}
]
}
],
"SyncThemesIos": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SyncThemesIos"
]
}
]
}
],
"SyncTrustedVaultErrorMessageDuration": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SyncTrustedVaultErrorMessageDuration"
]
}
]
}
],
"SyncValidateAccessToken": [
{
"platforms": [
"android",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SyncValidateAccessToken"
]
}
]
}
],
"SystemEmojiPickerGIFSupportByDefault": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SystemEmojiPickerGIFSupport"
]
}
]
}
],
"SystemPdhMetrics": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"system_pdh_metrics_downsampling_factor": "20",
"system_pdh_metrics_sampling_period": "30s"
},
"enable_features": [
"SystemPdhMetrics"
]
}
]
}
],
"TLSTrustAnchorIDs": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows",
"android"
],
"experiments": [
{
"name": "Enabled_VerifyMTCs",
"enable_features": [
"TLSTrustAnchorIDs",
"VerifyMTCs"
]
},
{
"name": "Enabled_TrustAnchorIDs",
"enable_features": [
"TLSTrustAnchorIDs"
]
}
]
}
],
"TabGroupHoverCards": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"TabGroupHoverCards"
]
}
]
}
],
"TabGroupInteractionsDesktop2": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_NewTabsAddToActiveGroup",
"enable_features": [
"NewTabAddsToActiveGroup"
]
},
{
"name": "Enabled_TabGroupMenuChanges",
"enable_features": [
"BookmarkTabGroupConversion",
"CreateNewTabGroupAppMenuTopLevel",
"ShowTabGroupsMacSystemMenu",
"TabGroupMenuMoreEntryPoints"
]
}
]
}
],
"TabGroupSuggestions": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"params": {
"consecutive_computation_delay_sec": "0",
"create_suggestions_promotion_ui": "false",
"group_suggestion_enable_similar_source": "true",
"group_suggestion_enable_switch_between": "true",
"group_suggestion_enable_tab_switcher_only": "false",
"group_suggestion_trigger_calculation_on_page_load": "false",
"show_when_not_clicked_in_last_day": "false",
"throttle_on_new_tab": "false"
},
"enable_features": [
"ContextualPageActionTabGrouping",
"GroupSuggestionService",
"TabSwitcherGroupSuggestionsAndroid"
]
}
]
}
],
"TabGroupsCollapseFreezing": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Disabled",
"disable_features": [
"TabGroupsCollapseFreezing"
]
}
]
}
],
"TabHoverCardImagesMacArm": [
{
"platforms": [
"mac"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"TabHoverCardImages"
]
}
]
}
],
"TabStorageSqlitePrototype": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"TabStorageSqlitePrototype"
]
}
]
}
],
"TabstripDeclutter": [
{
"platforms": [
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"TabstripDeclutter"
]
}
]
}
],
"TaiyakiAllUsers": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled_20260216",
"enable_features": [
"TaiyakiAllSurfaces"
]
}
]
}
],
"TcpSocketPoolLimitRandomizationForProxy": [
{
"platforms": [
"android",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"TcpSocketPoolLimitRandomizationForProxy"
]
}
]
}
],
"TextInputHostMojoCapabilityControlWorkaround": [
{
"platforms": [
"mac"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"TextInputHostMojoCapabilityControlWorkaround"
]
}
]
}
],
"TextSafetyScanLanguageDetection": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"TextSafetyScanLanguageDetection"
]
}
]
}
],
"TextSelectionTopCue": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_20260420",
"params": {
"use_widget": "false"
},
"enable_features": [
"GlicSelectionPrompt"
]
}
]
}
],
"ThreadPoolForegroundBlockingTimeouts": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_Moderate",
"params": {
"BlockedWorkersPoll": "600ms",
"MayBlockThreshold": "500ms"
},
"enable_features": [
"ThreadPoolForegroundBlockingTimeouts"
]
},
{
"name": "Enabled_Aggressive",
"params": {
"BlockedWorkersPoll": "200ms",
"MayBlockThreshold": "100ms"
},
"enable_features": [
"ThreadPoolForegroundBlockingTimeouts"
]
}
]
}
],
"ThreeButtonPasswordSaveDialog": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "ThreeButtonPasswordSaveDialog",
"enable_features": [
"IPH_PasswordsSavePrimingPromo",
"IPH_PasswordsSaveRecoveryPromo",
"ThreeButtonPasswordSaveDialog"
]
}
]
}
],
"ThrottleFrameSinksOnInteractionExperiment": [
{
"platforms": [
"chromeos",
"android",
"android_webview",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ThrottleFrameSinksOnInteraction"
]
}
]
}
],
"ThrottleMainFrameTo60HzMacV3": [
{
"platforms": [
"mac"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"HighFramerateRequestFromClient",
"ThrottleMainFrameTo60Hz",
"UrgentMainFrameForInput"
]
}
]
}
],
"ThrottleMainFrameTo60HzWebView": [
{
"platforms": [
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ThrottleMainFrameTo60HzWebView"
]
}
]
}
],
"ThrottleSendingCustomUserTimings": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ThrottleSendingCustomUserTimings"
]
}
]
}
],
"TokenHandleRefactoring": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"UseTokenHandleStore"
]
}
]
}
],
"ToolbarCaptureFixForSPAs": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ToolbarCaptureFixForSPAs"
]
}
]
}
],
"ToolbarSnapshotRefactor": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ToolbarSnapshotRefactor"
]
}
]
}
],
"TouchToSearchCallout": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"params": {
"text_variant": "true"
},
"enable_features": [
"TouchToSearchCallout"
]
}
]
}
],
"TouchpadFastClickStudy": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"EnableFastTouchpadClick"
]
}
]
}
],
"TraceSiteInstanceGetProcessCreation": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "EnabledAndCrash",
"params": {
"crash_on_creation": "true"
},
"enable_features": [
"TraceSiteInstanceGetProcessCreation"
]
},
{
"name": "Enabled",
"params": {
"crash_on_creation": "false"
},
"enable_features": [
"TraceSiteInstanceGetProcessCreation"
]
}
]
}
],
"TranslateBubbleOpenSettings": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "TranslateBubbleOpenSettings",
"enable_features": [
"TranslateOpenSettings"
]
}
]
}
],
"TranslateElementExperimentDynamicFeatures": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_20260417",
"enable_features": [
"TranslateElementExperimentFeatures"
]
}
]
}
],
"TranslateToastStudy": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_20260209",
"enable_features": [
"TranslateToast"
]
}
]
}
],
"TransportSecurityFileWriterScheduleAndroid": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled1Minute_20241105",
"params": {
"commit_interval": "1m"
},
"enable_features": [
"TransportSecurityFileWriterSchedule"
]
}
]
}
],
"TreesInViz": [
{
"platforms": [
"linux"
],
"experiments": [
{
"name": "Disabled",
"disable_features": [
"TreesInViz"
]
}
]
},
{
"platforms": [
"android",
"chromeos",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"TreesInViz"
]
}
]
}
],
"TriggerPasswordResyncWhenUndecryptablePasswordsDetected": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"TriggerPasswordResyncWhenUndecryptablePasswordsDetected"
]
}
]
}
],
"TrimImperceptibleProcess": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"TrimImperceptibleProcess"
]
}
]
}
],
"TrustSafetySentimentSurvey": [
{
"platforms": [
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"max-time-to-prompt": "60m",
"min-time-to-prompt": "2m",
"ntp-visits-max-range": "4",
"ntp-visits-min-range": "2",
"privacy-sandbox-3-consent-accept-probability": "0.2",
"privacy-sandbox-3-consent-accept-trigger-id": "5t9KNsR4e0ugnJ3q1cK0RPfRpsbm",
"privacy-sandbox-3-consent-decline-probability": "0.2",
"privacy-sandbox-3-consent-decline-trigger-id": "P5svv2BbH0ugnJ3q1cK0YhTWZkiM",
"privacy-sandbox-3-notice-dismiss-probability": "0.2",
"privacy-sandbox-3-notice-dismiss-trigger-id": "2gMg6iHpn0ugnJ3q1cK0XyL2C2EX",
"privacy-sandbox-3-notice-ok-probability": "0.2",
"privacy-sandbox-3-notice-ok-trigger-id": "vBraRD9GZ0ugnJ3q1cK0T1owvGGa",
"privacy-sandbox-3-notice-settings-probability": "0.2",
"privacy-sandbox-3-notice-settings-trigger-id": "WZpnNehvi0ugnJ3q1cK0Nsdcf1Vf",
"privacy-settings-probability": "0.0",
"probability": "1.0",
"transactions-probability": "0.0",
"trusted-surface-probability": "0.0"
},
"enable_features": [
"TrustSafetySentimentSurvey"
]
}
]
}
],
"TrustSafetySentimentSurveyV2": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_20240212",
"params": {
"browsing-data-probability": "0.0",
"browsing-data-trigger-id": "1iSgej9Tq0ugnJ3q1cK0QwXZ12oo",
"control-group-probability": "0.0",
"control-group-trigger-id": "CXMbsBddw0ugnJ3q1cK0QJM1Hu8m",
"download-warning-ui-probability": "0.0",
"download-warning-ui-trigger-id": "7SS4sg4oR0ugnJ3q1cK0TNvCvd8U",
"max-time-to-prompt": "60m",
"min-session-time": "30s",
"min-time-to-prompt": "2m",
"ntp-visits-max-range": "4",
"ntp-visits-min-range": "2",
"password-check-probability": "0.0",
"password-check-trigger-id": "Xd54YDVNJ0ugnJ3q1cK0UYBRruNH",
"password-protection-ui-probability": "0.0",
"password-protection-ui-trigger-id": "bQBRghu5w0ugnJ3q1cK0RrqdqVRP",
"privacy-guide-probability": "0.0",
"privacy-guide-trigger-id": "tqR1rjeDu0ugnJ3q1cK0P9yJEq7Z",
"probability": "0.0",
"safe-browsing-interstitial-probability": "0.0",
"safe-browsing-interstitial-trigger-id": "Z9pSWP53n0ugnJ3q1cK0Y6YkGRpU",
"safety-check-probability": "0.0",
"safety-check-trigger-id": "YSDfPVMnX0ugnJ3q1cK0RxEhwkay",
"safety-hub-interaction-probability": "0.0",
"safety-hub-interaction-trigger-id": "TZq2S4frt0ugnJ3q1cK0Q5Yd4YJM",
"safety-hub-notification-probability": "0.0",
"safety-hub-notification-trigger-id": "kJV17f8Lv0ugnJ3q1cK0Nptk37ct",
"trusted-surface-probability": "0.0",
"trusted-surface-time": "5s",
"trusted-surface-trigger-id": "CMniDmzgE0ugnJ3q1cK0U6PaEn1f"
},
"enable_features": [
"TrustSafetySentimentSurveyV2"
]
}
]
}
],
"UMA-Pseudo-Metrics-Effect-Injection-25-Percent": [
{
"platforms": [
"android",
"ios",
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "BigEffect_01",
"params": {
"multiplicative_factor": "1.05"
},
"enable_features": [
"UMAPseudoMetricsEffect"
]
}
]
}
],
"USSMigrationEnabled": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"CrOSLateBootMigrateToUserSecretStash"
]
}
]
}
],
"UiaDisconnectRootProviders": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"UiaDisconnectRootProviders"
]
}
]
}
],
"UmaSessionCorrectnessFixes": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"UmaSessionCorrectnessFixes"
]
}
]
}
],
"UnifiedAutoplay": [
{
"platforms": [
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PreloadMediaEngagementData"
]
}
]
}
],
"UnoPhase2Desktop": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"IPH_SignInBenefits",
"ReplaceSyncPromosWithSignInPromos",
"SyncEnableContactInfoDataTypeForCustomPassphraseUsers"
]
}
]
}
],
"UnoPhase2DesktopNewSignin": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"IPH_SignInBenefitsNewSignin",
"ReplaceSyncPromosWithSigninPromosNewSignin"
]
}
]
}
],
"UnoPhase2FollowUpDesktop": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SpellcheckSeparateLocalAndAccountDictionaries",
"UnoPhase2FollowUp"
]
}
]
}
],
"UnthrottleAsyncTouchMoves": [
{
"platforms": [
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_UnthrottledAlways",
"params": {
"policy": "unthrottled_always"
},
"enable_features": [
"UnthrottleAsyncTouchMoves"
]
},
{
"name": "Enabled_UnthrottledWhenGsuUnconsumed",
"params": {
"policy": "unthrottled_when_gsu_unconsumed"
},
"enable_features": [
"UnthrottleAsyncTouchMoves"
]
}
]
}
],
"UpdateIsMainFrameOriginRecentlyAccessedStudy": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"UpdateIsMainFrameOriginRecentlyAccessed"
]
}
]
}
],
"UpdateScrollPredictorInputMapping": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "InputPredictorInputMappingEnabled_20251031",
"params": {
"mode": "UseScrollPredictorForEmptyQueue"
},
"enable_features": [
"UpdateScrollPredictorInputMapping",
"WaitForLateScrollEvents"
]
}
]
}
],
"UpdateTabGroupColors": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"UpdateTabGroupColors"
]
}
]
}
],
"UseAppTaskForCustomTabActivation": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"UseAppTaskForCustomTabActivation"
]
}
]
}
],
"UseBoringSSLForRandBytes": [
{
"platforms": [
"android",
"chromeos",
"fuchsia",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"UseBoringSSLForRandBytes"
]
}
]
}
],
"UseCompositorClockVSyncInterval": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"UseCompositorClockVSyncInterval"
]
}
]
}
],
"UseCursorEventHook": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"UseCursorEventHook"
]
}
]
}
],
"UseDHCPCD10": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"UseDHCPCD10"
]
}
]
}
],
"UseDMSAAForTiles": [
{
"platforms": [
"android",
"android_webview",
"fuchsia",
"ios",
"linux",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"UseDMSAAForTiles"
]
}
]
}
],
"UseDynamicBackingAllocations": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"UseDynamicBackingAllocations"
]
}
]
}
],
"UseLockFreeX509Verification": [
{
"platforms": [
"android",
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"UseLockFreeX509Verification"
]
}
]
}
],
"UsePersistentCacheForCodeCache": [
{
"platforms": [
"android",
"chromeos",
"linux",
"windows",
"mac"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PersistentCacheCollectionWalMode",
"UsePersistentCacheForCodeCache"
]
}
]
}
],
"UseSCContentSharingPicker": [
{
"platforms": [
"mac"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"UseSCContentSharingPicker"
]
}
]
}
],
"UseSceneViewController": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"UseSceneViewController"
]
}
]
}
],
"UseSimpleScheduler": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"UseSimpleScheduler"
]
}
]
}
],
"UseSmartRefForGPUFenceHandle": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"UseSmartRefForGPUFenceHandle"
]
}
]
}
],
"UseSnappyForParkableStrings": [
{
"platforms": [
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"UseSnappyForParkableStrings"
]
}
]
}
],
"UseStrongRefToSharedImageInterface": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"UseStrongRefToSharedImageInterface"
]
}
]
}
],
"UseSurfaceViewForThinWebView": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"UseSurfaceViewForThinWebView"
]
}
]
}
],
"UseUIGraphicsImageRendererForFallbackIconsIOS": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"UseUIGraphicsImageRendererForFallbackIcons"
]
}
]
}
],
"UserBypassUI": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"expiration": "90d"
},
"enable_features": [
"UserBypassUI"
]
}
]
}
],
"UserValueDefaultBrowserStrings": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"UserValueDefaultBrowserStrings"
]
}
]
}
],
"V8BytecodeVerification": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"V8Flag_verify_bytecode_light"
]
}
]
}
],
"V8CodeFlushing": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Time180",
"params": {
"bytecode_old_time": "180"
},
"enable_features": [
"V8Flag_flush_code_based_on_time",
"V8Flag_ineffective_gcs_forces_last_resort"
]
}
]
}
],
"V8CompactionOnRegularGCs": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Disabled",
"disable_features": [
"V8Flag_compaction_on_regular_gcs"
]
}
]
}
],
"V8DisableEagerAllocationFailures": [
{
"platforms": [
"android",
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Disabled",
"disable_features": [
"V8Flag_enable_allocation_failures_optimize_memory",
"V8Flag_enable_allocation_failures_optimize_memory_ignoring_priority"
]
}
]
}
],
"V8HighEndAndroid": [
{
"platforms": [
"android",
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"params": {
"V8HighEndAndroidMemoryThreshold": "8"
},
"enable_features": [
"V8HighEndAndroid"
]
}
]
}
],
"V8InputHandlingLongerWindow": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_100_2026_04_20",
"params": {
"use_case_longer_input_window_extension_ms": "100ms"
},
"enable_features": [
"UseCaseLongerInputWindow"
],
"disable_benchmarking": true
}
]
}
],
"V8ManagedZoneMemory": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"V8Flag_managed_zone_memory"
]
}
]
}
],
"V8MaxValidPolymorphicMapCount": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"V8MaxValidPolymorphicMapCount"
]
}
]
}
],
"V8MemoryPoolReleaseOnMallocFailures": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"V8MemoryPoolReleaseOnMallocFailures"
]
}
]
}
],
"V8MemoryReducerDelay": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "30",
"params": {
"V8MemoryReducerDelayInSeconds": "30"
},
"enable_features": [
"V8MemoryReducerDelay"
]
}
]
}
],
"V8ParserAblation": [
{
"platforms": [
"android",
"mac",
"windows"
],
"experiments": [
{
"name": "Disabled"
},
{
"name": "V8EnableBytecodeCompilerAblation",
"enable_features": [
"V8Flag_enable_bytecode_compiler_ablation"
]
},
{
"name": "V8EnablePreparserAblation",
"enable_features": [
"V8Flag_enable_preparser_ablation"
]
},
{
"name": "V8EnableParserAblation",
"enable_features": [
"V8Flag_enable_parser_ablation"
]
}
]
}
],
"V8PreconfigureOldGen": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"V8PreconfigureOldGenSize": "16"
},
"enable_features": [
"V8PreconfigureOldGen"
]
}
]
}
],
"V8SideStepTransitions": [
{
"platforms": [
"chromeos",
"fuchsia",
"linux",
"mac",
"windows",
"android",
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"V8SideStepTransitions"
]
},
{
"name": "Disabled",
"disable_features": [
"V8SideStepTransitions"
]
}
]
}
],
"V8SingleThreadedGCInBackgroundVariants": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"V8SingleThreadedGCInBackground"
],
"disable_features": [
"V8SingleThreadedGCInBackgroundNoIncrementalMarking",
"V8SingleThreadedGCInBackgroundParallelPause"
]
},
{
"name": "ParallelPause",
"enable_features": [
"V8SingleThreadedGCInBackground",
"V8SingleThreadedGCInBackgroundParallelPause"
],
"disable_features": [
"V8SingleThreadedGCInBackgroundNoIncrementalMarking"
]
},
{
"name": "NoIncrementalMarking",
"enable_features": [
"V8SingleThreadedGCInBackground",
"V8SingleThreadedGCInBackgroundNoIncrementalMarking"
],
"disable_features": [
"V8SingleThreadedGCInBackgroundParallelPause"
]
}
]
}
],
"V8SlowHistograms": [
{
"platforms": [
"android",
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Control",
"disable_features": [
"V8SlowHistograms"
]
},
{
"name": "Enabled",
"enable_features": [
"V8SlowHistograms"
]
}
]
}
],
"V8Sparkplug-Android": [
{
"platforms": [
"android",
"android_webview"
],
"experiments": [
{
"name": "DefaultX"
},
{
"name": "Disabled",
"disable_features": [
"V8SlowHistogramsSparkplugAndroid",
"V8Sparkplug"
]
},
{
"name": "Enabled",
"enable_features": [
"V8SlowHistogramsSparkplugAndroid",
"V8Sparkplug"
]
}
]
}
],
"V8Turbolev": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Disabled",
"disable_features": [
"V8Flag_turbolev"
]
},
{
"name": "Enabled",
"enable_features": [
"V8Flag_turbolev"
],
"disable_benchmarking": true
}
]
}
],
"VSyncDecoding": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"VSyncDecoding"
]
}
]
}
],
"VariationsStickyNoopTest": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"VariationsStickyNoopTest"
]
}
]
}
],
"VerifyDidCommitParams": [
{
"platforms": [
"windows",
"mac",
"chromeos",
"fuchsia",
"linux",
"ios",
"android",
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"params": {
"gesture": "true",
"http_status_code": "true",
"intended_as_new_entry": "true",
"is_overriding_user_agent": "true",
"method": "true",
"origin": "true",
"post_id": "true",
"should_replace_current_entry": "true",
"should_update_history": "true",
"url": "true",
"url_is_unreachable": "true"
},
"enable_features": [
"VerifyDidCommitParams"
],
"disable_features": []
},
{
"name": "EnabledWithoutShouldReplace",
"params": {
"gesture": "true",
"http_status_code": "true",
"intended_as_new_entry": "true",
"is_overriding_user_agent": "true",
"method": "true",
"origin": "true",
"post_id": "true",
"should_replace_current_entry": "false",
"should_update_history": "true",
"url": "true",
"url_is_unreachable": "true"
},
"enable_features": [
"VerifyDidCommitParams"
],
"disable_features": []
},
{
"name": "EnabledWithoutShouldReplaceAndURLIsUnreachable",
"params": {
"gesture": "true",
"http_status_code": "true",
"intended_as_new_entry": "true",
"is_overriding_user_agent": "true",
"method": "true",
"origin": "true",
"post_id": "true",
"should_replace_current_entry": "false",
"should_update_history": "true",
"url": "true",
"url_is_unreachable": "false"
},
"enable_features": [
"VerifyDidCommitParams"
],
"disable_features": []
}
]
}
],
"VerifyQWACsRollout": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"VerifyQWACs"
]
}
]
}
],
"VerticalTabs": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"VerticalTabs",
"VerticalTabsPreviewBadge"
]
}
]
}
],
"VerticalTabsExpandOnHover": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"expand_on_hover_default_enabled": "true",
"expand_on_hover_use_velocity_heuristic": "true",
"expand_on_hover_velocity_heuristic_min_samples": "3",
"expand_on_hover_velocity_heuristic_threshold": "0.25"
},
"enable_features": [
"IPH_VerticalTabsExpandOnHoverFeature",
"VerticalTabsExpandOnHover"
]
}
]
}
],
"VerticalTabsLaunch": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"IPH_VerticalTabstripTutorialFeature",
"VerticalTabsLaunch",
"VerticalTabsNewBadge"
]
}
]
}
],
"VideoConferenceRollout": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "BackgroundReplaceEnabled",
"enable_features": [
"CrOSLateBootAudioAPNoiseCancellation",
"FeatureManagementVideoConference",
"VCBackgroundReplace"
]
},
{
"name": "BackgroundReplaceOnlyEnabled",
"enable_features": [
"VCBackgroundReplace"
]
}
]
}
],
"VisitedURLRankingService": [
{
"platforms": [
"android",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "VisitedURLRankingService",
"params": {
"VisitedURLRankingFetchDurationInHoursParam": "168"
},
"enable_features": [
"VisitedURLRankingService"
]
}
]
}
],
"VizWithIoMessagePump": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "EnabledFSM",
"enable_features": [
"VizDirectCompositorThreadIpcFrameSinkManager"
],
"disable_features": [
"VizDirectCompositorThreadIpcNonRoot",
"VizWithIoMessagePump"
]
}
]
}
],
"WalletApiPrivatePassesConsent": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"WalletApiPrivatePassesConsent"
]
}
]
}
],
"WebApkBackupAndRestore": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PwaRestoreUi",
"WebApkBackupAndRestoreBackend"
]
},
{
"name": "BackendOnly",
"enable_features": [
"WebApkBackupAndRestoreBackend"
],
"disable_features": [
"PwaRestoreUi"
]
}
]
}
],
"WebApkShellUpdate": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled_WebApkShellUpdate",
"params": {
"version": "166"
},
"enable_features": [
"WebApkShellUpdate"
]
}
]
}
],
"WebAuthenticationNewRefreshFlow": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"WebAuthenticationNewRefreshFlow"
]
}
]
}
],
"WebAuthnOpportunisticRetrieval": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"WebAuthnOpportunisticRetrieval"
]
}
]
}
],
"WebContentsDiscard": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "EnabledIgnoreWorkers",
"params": {
"urgent_discard_ignore_workers": "true"
},
"enable_features": [
"WebContentsDiscard"
]
},
{
"name": "Enabled",
"params": {
"urgent_discard_ignore_workers": "false"
},
"enable_features": [
"WebContentsDiscard"
]
},
{
"name": "Disabled",
"params": {
"urgent_discard_ignore_workers": "false"
},
"disable_features": [
"WebContentsDiscard"
]
}
]
}
],
"WebGPUEnableRangeAnalysisForRobustness": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"WebGPUEnableRangeAnalysisForRobustness"
]
}
]
}
],
"WebGPUSupportMetrics": [
{
"platforms": [
"android",
"android_webview",
"linux",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"CollectWebGPUSupportMetrics"
]
}
]
}
],
"WebGPUUseHLSL2021": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"WebGPUUseHLSL2021"
]
}
]
}
],
"WebGPUUseSpirv14": [
{
"platforms": [
"android",
"android_webview",
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"WebGPUUseSpirv14"
]
}
]
}
],
"WebHistoryUseNewApi": [
{
"platforms": [
"android",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"WebHistoryUseNewApi"
]
}
]
}
],
"WebMCP": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"WebMCP"
]
}
]
}
],
"WebOtpBackendAuto": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"WebOtpBackendAuto"
]
}
]
}
],
"WebRTC-Aec3BufferingMaxAllowedExcessRenderBlocksOverride": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "1"
}
]
}
],
"WebRTC-Aec3DelayEstimateSmoothingDelayFoundOverride": [
{
"platforms": [
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "0.1"
},
{
"name": "0.3"
},
{
"name": "0.7"
}
]
}
],
"WebRTC-Aec3TransparentModeHmm": [
{
"platforms": [
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled"
}
]
}
],
"WebRTC-Agc2MaxSpeechLevelExperimental": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled"
}
]
}
],
"WebRTC-Agc2SpeechLevelEstimatorExperimental": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled"
}
]
}
],
"WebRTC-Audio-GainController2": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled,switch_to_agc2:true,target_range_min_dbfs:-50,target_range_max_dbfs:-30,max_gain_db:50,initial_gain_db:15,max_gain_change_db_per_second:6,headroom_db:5,enable_clipping_predictor:true,disallow_transient_suppressor_usage:true,_20230614"
}
]
}
],
"WebRTC-Audio-NetEqDecisionLogicConfig": [
{
"platforms": [
"windows",
"mac",
"chromeos",
"fuchsia",
"linux",
"ios",
"android",
"android_webview"
],
"experiments": [
{
"name": "enable_stable_playout_delay:true,reinit_after_expands:1000"
}
]
}
],
"WebRTC-Audio-OpusAvoidNoisePumpingDuringDtx": [
{
"platforms": [
"android",
"chromeos",
"fuchsia",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled"
}
]
}
],
"WebRTC-BurstyPacer": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "burst:20ms,_V1"
},
{
"name": "burst:40ms,_V1"
}
]
}
],
"WebRTC-Bwe-LossBasedBweV2": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled:true,InstantUpperBoundBwBalance:100kbps,InherentLossUpperBoundBwBalance:100kbps,LossThresholdOfHighBandwidthPreference:0.2,UseByteLossRate:true,ObservationWindowSize:15,BwRampupUpperBoundFactor:1.5,BwRampupUpperBoundInHoldFactor:1.2,BwRampupUpperBoundHoldThreshold:1.3,BoundBestCandidate:true,UseInStartPhase:true,LowerBoundByAckedRateFactor:1.0,HoldDurationFactor:2.0,PaddingDuration:2000ms,PaceAtLossBasedEstimate:true"
}
]
}
],
"WebRTC-Bwe-ProbingConfiguration": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "network_state_probe_duration:200ms,network_state_interval:10s,min_probe_delta:20ms,est_lower_than_network_ratio:0.7,skip_if_est_larger_than_fraction_of_max:0.9,alr_scale:1.5,step_size:1.5"
}
]
}
],
"WebRTC-Bwe-ReceiverLimitCapsOnly": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"fuchsia",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled"
}
]
}
],
"WebRTC-Bwe-RobustThroughputEstimatorSettings": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "enabled:true,_V1"
}
]
}
],
"WebRTC-CorruptionDetectionFrameSelector": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "enabled:true,low_overhead_lower_bound:500ms,low_overhead_upper_bound:1500ms,high_overhead_lower_bound:500ms,high_overhead_upper_bound:1500ms,asynchronous_evaluation:true"
}
]
}
],
"WebRTC-EncoderSpeed": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "dynamic_speed:true,av1_camera:higher"
}
]
}
],
"WebRTC-IPv6NetworkResolutionFixes": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled,ResolveStunHostnameForFamily:true,PreferGlobalIPv6Address:true,DiversifyIpv6Interfaces:true,_20220929"
}
]
}
],
"WebRTC-JitterEstimatorConfig": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "num_stddev_delay_clamp:5,num_stddev_delay_outlier:2,num_stddev_size_outlier:2,estimate_noise_when_congested:false,_20230118_BETA"
}
]
}
],
"WebRTC-LibaomAv1Encoder-DropRepeatFramesOnEnhancementLayers": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled"
}
]
}
],
"WebRTC-MediaTaskQueuePriorities": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"fuchsia",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AomVpxUsePresentationThreadType",
"IOThreadInteractiveThreadType",
"UseHighPriorityThreadGroup",
"WebRtcUseMediaThreadTypes"
]
}
]
}
],
"WebRTC-NoSdpMangleUfragRestrictedAddresses": [
{
"platforms": [
"android",
"android_webview"
],
"experiments": [
{
"name": "127.0.0.1:12345|127.0.0.1:23456|127.0.0.1:34567|127.0.0.1:45678|127.0.0.1:56789"
}
]
}
],
"WebRTC-Pacer-KeyframeFlushing": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled"
}
]
}
],
"WebRTC-RFC8888CongestionControlFeedback": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled,_20251209"
}
]
}
],
"WebRTC-SendBufferSizeBytes": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "262144,_V1"
}
]
}
],
"WebRTC-SendPacketsOnWorkerThread": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled,_20221205"
}
]
}
],
"WebRTC-SlackedTaskQueuePacedSender": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled,max_queue_time:75ms,_V4"
}
]
}
],
"WebRTC-UseAbsCapTimeForG2gMetric": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_20250408"
}
]
}
],
"WebRTC-VP8ConferenceTemporalLayers": [
{
"platforms": [
"windows",
"mac",
"chromeos",
"fuchsia",
"linux",
"android",
"android_webview"
],
"experiments": [
{
"name": "2_V1"
}
]
}
],
"WebRTC-Video-AV1EvenPayloadSizes": [
{
"platforms": [
"windows",
"mac",
"chromeos",
"fuchsia",
"linux",
"android",
"android_webview"
],
"experiments": [
{
"name": "Enabled"
}
]
}
],
"WebRTC-Video-CalculatePsnr": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled,sampling_interval:1000ms"
}
]
}
],
"WebRTC-Video-EnableRetransmitAllLayers": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled,_20230607_BETA"
}
]
}
],
"WebRTC-Vp9ExternalRefCtrl": [
{
"platforms": [
"windows",
"mac",
"chromeos",
"fuchsia",
"linux",
"ios",
"android"
],
"experiments": [
{
"name": "Enabled"
}
]
}
],
"WebRTC-ZeroPlayoutDelay": [
{
"platforms": [
"windows",
"mac",
"chromeos",
"fuchsia",
"linux",
"android",
"android_webview"
],
"experiments": [
{
"name": "min_pacing:0ms,max_decode_queue_size:8,",
"params": {
"max_post_decode_queue_size": "10",
"reduce_steady_state_queue_size_threshold": "20"
}
}
]
}
],
"WebRTCColorAccuracy": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"WebRTCColorAccuracy"
]
}
]
}
],
"WebRtcAudioSinkUseTimestampAligner": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"WebRtcAudioSinkUseTimestampAligner"
]
}
]
}
],
"WebRtcHWDecodingDisabledCfM": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Disabled_webrtc-hw-decoding",
"disable_features": [
"webrtc-hw-decoding"
]
}
]
}
],
"WebSigninLoadingDialog": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled_20260430",
"enable_features": [
"EnableWebSigninLoadingDialog"
]
}
]
}
],
"WebUIBundledCodeCache": [
{
"platforms": [
"linux",
"windows"
],
"experiments": [
{
"name": "EnabledSyncFetch",
"params": {
"WebUIBundledCodeCacheGenerateResourceMap": "true"
},
"enable_features": [
"WebUIBundledCodeCache"
],
"disable_features": [
"WebUIBundledCodeCacheAsyncFetch"
]
},
{
"name": "EnabledAsyncFetch",
"params": {
"WebUIBundledCodeCacheGenerateResourceMap": "true"
},
"enable_features": [
"WebUIBundledCodeCache",
"WebUIBundledCodeCacheAsyncFetch"
]
},
{
"name": "EnvironmentControl",
"params": {
"WebUIBundledCodeCacheGenerateResourceMap": "false"
},
"enable_features": [
"WebUIBundledCodeCache"
],
"disable_features": [
"WebUIBundledCodeCacheAsyncFetch"
]
},
{
"name": "FeatureControl",
"params": {
"WebUIBundledCodeCacheGenerateResourceMap": "false"
},
"disable_features": [
"WebUIBundledCodeCache",
"WebUIBundledCodeCacheAsyncFetch"
]
}
]
}
],
"WebUIInProcessResourceLoading": [
{
"platforms": [
"linux",
"windows",
"mac",
"chromeos"
],
"experiments": [
{
"name": "Enabled_WithScriptStreaming",
"enable_features": [
"ScriptStreamingForNonHTTP",
"WebUIInProcessResourceLoading"
]
},
{
"name": "Enabled_NoScriptStreaming",
"enable_features": [
"WebUIInProcessResourceLoading"
],
"disable_features": [
"ScriptStreamingForNonHTTP"
]
}
]
}
],
"WebUIReloadButtonStudy": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Control_20260420",
"params": {
"WebUIReloadButtonDeferBrowserViewShow": "true",
"WebUIReloadButtonKeepVisibleUntilPaint": "true",
"config": "",
"high_stream_priority": "true",
"without_spellcheck": "true"
},
"enable_features": [
"InitialWebUI",
"InitialWebUISyncNavStartToCommit",
"InitialWebUIWithoutExtensions",
"SendGPUChannelEarly",
"SkipIPCChannelPausingForNonGuests",
"WebUIInProcessResourceLoadingV2",
"WebUIReloadButton",
"WebiumMetricsMapping"
]
}
]
}
],
"WebViewBypassProvisionalCookieManager": [
{
"platforms": [
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"WebViewBypassProvisionalCookieManager"
]
}
]
}
],
"WebViewEarlyStartupTracing": [
{
"platforms": [
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"WebViewEarlyStartupTracing"
]
}
]
}
],
"WebViewEarlyTracingInit": [
{
"platforms": [
"android_webview"
],
"experiments": [
{
"name": "BackgroundInit",
"enable_features": [
"WebViewBackgroundTracingInit"
],
"disable_features": [
"WebViewEarlyTracingInit"
]
},
{
"name": "EarlyInit",
"enable_features": [
"WebViewEarlyTracingInit"
],
"disable_features": [
"WebViewBackgroundTracingInit"
]
}
]
}
],
"WebViewEnableApiCallUserActions": [
{
"platforms": [
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"WebViewEnableApiCallUserActions"
]
}
]
}
],
"WebViewEnableDnsPlatform": [
{
"platforms": [
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"WebViewEnableDnsPlatform"
]
}
]
}
],
"WebViewFasterGetDefaultUserAgent": [
{
"platforms": [
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"WebViewFasterGetDefaultUserAgent"
]
}
]
}
],
"WebViewFileSystemAccessDirectoryIterationBlocklistCheckReenable": [
{
"platforms": [
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"FileSystemAccessDirectoryIterationBlocklistCheck"
]
}
]
}
],
"WebViewInterceptedCookieHeader": [
{
"platforms": [
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"WebViewInterceptedCookieHeader"
]
}
]
}
],
"WebViewLatchedCookiePolicy": [
{
"platforms": [
"android_webview"
],
"experiments": [
{
"name": "Enabled_20260116",
"enable_features": [
"WebViewLatchedCookiePolicy"
]
}
]
}
],
"WebViewLazyFetchHandWritingIcon": [
{
"platforms": [
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"WebViewLazyFetchHandWritingIcon"
]
}
]
}
],
"WebViewMoveWorkToProviderInit": [
{
"platforms": [
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"WebViewMoveWorkToProviderInit"
]
}
]
}
],
"WebViewNoOp": [
{
"platforms": [
"android_webview"
],
"experiments": [
{
"name": "Enabled"
}
]
}
],
"WebViewNonBlockingCookieStoreHandoff": [
{
"platforms": [
"android_webview"
],
"experiments": [
{
"name": "Enabled_20260326",
"enable_features": [
"WebViewNonBlockingCookieStoreHandoff"
]
}
]
}
],
"WebViewOptInToGmsBindServiceOptimization": [
{
"platforms": [
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"WebViewOptInToGmsBindServiceOptimization"
]
}
]
}
],
"WebViewPassNullFaviconToOnPageStarted": [
{
"platforms": [
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"WebViewPassNullFaviconToOnPageStarted"
]
}
]
}
],
"WebViewPersistHttpServerProperties": [
{
"platforms": [
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"WebViewPersistHttpServerProperties"
]
}
]
}
],
"WebViewPersistentMetricsInNoBackupDir": [
{
"platforms": [
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"WebViewPersistentMetricsInNoBackupDir"
]
}
]
}
],
"WebViewPrefetchHighestPrefetchPriority": [
{
"platforms": [
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"params": {
"WebViewPrefetchHighestPrefetchPriorityBurstLimit": "10"
},
"enable_features": [
"WebViewPrefetchHighestPrefetchPriority"
]
}
]
}
],
"WebViewPrefetchOffTheMainThread": [
{
"platforms": [
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PrefetchOffTheMainThread",
"WebViewPrefetchOffTheMainThread"
]
}
]
}
],
"WebViewPrefetchOnRendererReuse": [
{
"platforms": [
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"WebViewPrefetchOnRendererReuse"
]
}
]
}
],
"WebViewRecordAppCacheHistograms": [
{
"platforms": [
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"WebViewRecordAppCacheHistograms"
]
}
]
}
],
"WebViewReducedFinchTime": [
{
"platforms": [
"android_webview"
],
"experiments": [
{
"name": "BothEnabled",
"enable_features": [
"WebViewReducedSeedExpiration",
"WebViewReducedSeedRequestPeriod"
]
},
{
"name": "ReducedSeedExpiration",
"enable_features": [
"WebViewReducedSeedExpiration"
]
},
{
"name": "ReducedSeedRequestPeriod",
"enable_features": [
"WebViewReducedSeedRequestPeriod"
]
}
]
}
],
"WebViewRendererKeepAlive": [
{
"platforms": [
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"params": {
"webview_renderer_keep_alive_duration": "30s"
},
"enable_features": [
"WebViewRendererKeepAlive"
]
}
]
}
],
"WebViewSaveStateIncludeHeaders": [
{
"platforms": [
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"WebViewSaveStateIncludeHeaders"
]
}
]
}
],
"WebViewSharedStorageAPI": [
{
"platforms": [
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"FencedFrames",
"FencedFramesAPIChanges",
"SharedStorageAPI"
]
}
]
}
],
"WebViewSkipFaviconJavaCopyUntilNeeded": [
{
"platforms": [
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"WebViewSkipFaviconJavaCopyUntilNeeded"
]
}
]
}
],
"WebViewSpareRendererProcessPriority": [
{
"platforms": [
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"params": {
"not-perceptible-binding": "true"
},
"enable_features": [
"SpareRendererProcessPriority"
]
}
]
}
],
"WebViewStartupNonBlockingWebViewConstructor": [
{
"platforms": [
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"StartupNonBlockingWebViewConstructor"
]
}
]
}
],
"WebViewSurfaceControlV2": [
{
"platforms": [
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"WebViewSurfaceControl"
]
}
]
}
],
"WebViewSurfaceControlV2ForTV": [
{
"platforms": [
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"params": {
"RelaxLimitAImageReaderMaxSizeToOneManufacturerBlocklist": "*Broadcom*|*Google*",
"RelaxLimitAImageReaderMaxSizeToOneSoCBlocklist": "*Broadcom*"
},
"enable_features": [
"RelaxLimitAImageReaderMaxSizeToOne",
"WebViewSurfaceControlForTV"
]
}
]
}
],
"WebViewTestNonembeddedLowEntropySource": [
{
"platforms": [
"android_webview"
],
"experiments": [
{
"name": "Enabled_20260209",
"enable_features": [
"WebViewTestNonembeddedLowEntropySource"
]
}
]
}
],
"WebViewThreadReduction": [
{
"platforms": [
"android_webview"
],
"experiments": [
{
"name": "ReduceAllThreads",
"params": {
"BrowserThreadPoolCoresMultiplierFor16GBAndAbove": "0.4",
"BrowserThreadPoolCoresMultiplierFor1GBTo2GB": "0.4",
"BrowserThreadPoolCoresMultiplierFor2GBTo4GB": "0.4",
"BrowserThreadPoolCoresMultiplierFor4GBTo8GB": "0.4",
"BrowserThreadPoolCoresMultiplierFor512MBTo1GB": "0.4",
"BrowserThreadPoolCoresMultiplierFor8GBTo16GB": "0.4",
"BrowserThreadPoolCoresMultiplierForLessThan512MB": "0.4",
"BrowserThreadPoolMinFor16GBAndAbove": "2",
"BrowserThreadPoolMinFor1GBTo2GB": "2",
"BrowserThreadPoolMinFor2GBTo4GB": "2",
"BrowserThreadPoolMinFor4GBTo8GB": "2",
"BrowserThreadPoolMinFor512MBTo1GB": "2",
"BrowserThreadPoolMinFor8GBTo16GB": "2",
"BrowserThreadPoolMinForLessThan512MB": "2"
},
"enable_features": [
"BrowserThreadPoolAdjustment",
"InProcessGpuUseIOThread",
"NetworkServiceDedicatedThread"
]
}
]
}
],
"WebViewUseMetricsUploadServiceOnlySdkRuntime": [
{
"platforms": [
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"WebViewUseMetricsUploadServiceOnlySdkRuntime"
]
}
]
}
],
"WebViewVizDirectCompositorThreadIpcFrameSinkManager": [
{
"platforms": [
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"WebViewVizDirectCompositorThreadIpcFrameSinkManager"
]
}
]
}
],
"WebrtcEncodeReadbackOptimization": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows",
"android",
"ios"
],
"experiments": [
{
"name": "Enabled_acc_scaling",
"enable_features": [
"WebrtcAcceleratedScaling"
],
"disable_features": [
"BreakoutBoxConversionWithoutSinkSignal",
"MediaFoundationD3DVideoProcessing",
"MediaFoundationSharedImageEncode"
]
},
{
"name": "Enabled_si_encoding",
"enable_features": [
"MediaFoundationD3DVideoProcessing",
"MediaFoundationSharedImageEncode"
],
"disable_features": [
"BreakoutBoxConversionWithoutSinkSignal",
"WebrtcAcceleratedScaling"
]
},
{
"name": "Enabled_acc_scaling_and_si_encoding",
"enable_features": [
"MediaFoundationD3DVideoProcessing",
"MediaFoundationSharedImageEncode",
"WebrtcAcceleratedScaling"
],
"disable_features": [
"BreakoutBoxConversionWithoutSinkSignal"
]
}
]
}
],
"WelcomeBack": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"params": {
"WelcomeBackParam": "1"
},
"enable_features": [
"WelcomeBack"
],
"disable_features": [
"BestFeaturesScreenInFirstRunExperience"
]
}
]
}
],
"WhatsNewHats": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_en_20241016",
"params": {
"en_site_id": "6bnVh68QF0ugnJ3q1cK0NQxjpCFS",
"probability": "0.01"
},
"enable_features": [
"HappinessTrackingSurveysForDesktopWhatsNew"
]
},
{
"name": "Enabled_de_20241016",
"params": {
"en_site_id": "6bnVh68QF0ugnJ3q1cK0NQxjpCFS",
"probability": "1.0"
},
"enable_features": [
"HappinessTrackingSurveysForDesktopWhatsNew"
]
},
{
"name": "Enabled_ja_20241016",
"params": {
"en_site_id": "6bnVh68QF0ugnJ3q1cK0NQxjpCFS",
"probability": "0.8"
},
"enable_features": [
"HappinessTrackingSurveysForDesktopWhatsNew"
]
}
]
}
],
"WidevinePersistentLicenseSupport": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Disabled_M140",
"disable_features": [
"WidevinePersistentLicenseSupport"
]
}
]
}
],
"WinSboxCsrssLockdown": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled_with_locale_proxy",
"enable_features": [
"EnableCsrssLockdown",
"WinSboxProxyLocale"
]
}
]
}
],
"WinSboxHighGPUJobMemoryLimits": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"WinSboxHighGPUJobMemoryLimits"
]
}
]
}
],
"WinSboxModuleTamperingProtection": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"WinSboxModuleTamperingProtection"
]
}
]
}
],
"WinSboxNoFakeGdiInit": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"WinSboxNoFakeGdiInit"
]
}
]
}
],
"XMLParsingRustNonXslt": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"XMLRustForNonXslt"
]
}
]
}
],
"XSLTSpecialTrial": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Disabled",
"enable_features": [
"XSLTSpecialTrial"
],
"disable_features": [
"XSLT"
]
}
]
}
],
"YieldWithInputHint": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "EnabledThrottling0ms",
"params": {
"poll_interval_ms": "1"
},
"enable_features": [
"YieldWithInputHint"
]
}
]
}
],
"ZPSPrefetchDebouncingDesktop": [
{
"platforms": [
"windows",
"mac",
"linux",
"chromeos"
],
"experiments": [
{
"name": "Enabled_300ms_FromLastRun",
"params": {
"ZeroSuggestPrefetchDebounceDelay": "300",
"ZeroSuggestPrefetchDebounceFromLastRun": "true"
},
"enable_features": [
"ZeroSuggestPrefetchDebouncing"
]
}
]
}
],
"ZPSPrefetchDebouncingIOS": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled_300ms_FromLastRun",
"params": {
"ZeroSuggestPrefetchDebounceDelay": "300",
"ZeroSuggestPrefetchDebounceFromLastRun": "true"
},
"enable_features": [
"ZeroSuggestPrefetchDebouncing"
]
}
]
}
],
"ZPSPrefetchOnSRPWithAblationAndroid": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled_PrefetchingOnSRP_Warmup_Ablation",
"enable_features": [
"AblateSearchProviderWarmup",
"ZeroSuggestPrefetchingOnSRP"
],
"disable_features": [
"ZeroSuggestPrefetchDebouncing",
"ZeroSuggestPrefetchingOnWeb"
]
}
]
}
],
"ZeroSuggestPrefetchingForComposeboxDesktop": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ZeroSuggestPrefetchingForComposebox"
]
}
]
}
],
"ZstdForCrossSiteSpeculationRulesPrefetch": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ZstdForCrossSiteSpeculationRulesPrefetch"
]
}
]
}
]
}