What's new in macOS 27.3 beta (26C5035r) · Mac17,9

Previous releasemacOS 27.226B123Mac17,9 · Released on Oct 26, 2026

This releasemacOS 27.3 beta26C5035rMac17,9 · Released on Nov 3, 2026

Compared sources8app_os, dyld_cache, exclave_cache, exclave_os, filesystem, kernelcache, rosetta_os, system_os

New and removed binaries

By firmware source. Only sources both builds index completely are compared.

102 added · 10 removed

Source	Change	Logical path	Size	Records
dyld_cache	Added	/System/Library/Frameworks/FoundationModelsCore.framework/Versions/A/FoundationModelsCore	32.5 KiB	26
dyld_cache	Added	/System/Library/Frameworks/_DataDetection_SwiftUI.framework/Versions/A/_DataDetection_SwiftUI	65.1 KiB	61
dyld_cache	Added	/System/Library/PrivateFrameworks/AccessibilityPhysicalInteraction.framework/Versions/A/AccessibilityPhysicalInteraction	386.7 KiB	1,820
dyld_cache	Added	/System/Library/PrivateFrameworks/AdEventsKit.framework/Versions/A/AdEventsKit	1.9 MiB	7,866
dyld_cache	Added	/System/Library/PrivateFrameworks/AgentManager.framework/Versions/A/AgentManager	2.0 MiB	3,792
dyld_cache	Removed	/System/Library/PrivateFrameworks/GenerativeLearningPlatformFoundation.framework/Versions/A/GenerativeLearningPlatformFoundation	32.4 KiB	24
dyld_cache	Removed	/System/Library/PrivateFrameworks/LighthouseCoreMLFeatureStore.framework/Versions/A/LighthouseCoreMLFeatureStore	190.8 KiB	704
dyld_cache	Removed	/System/Library/PrivateFrameworks/LighthouseCoreMLModelAnalysis.framework/Versions/A/LighthouseCoreMLModelAnalysis	88.3 KiB	126
dyld_cache	Removed	/System/Library/PrivateFrameworks/LighthouseCoreMLModelStore.framework/Versions/A/LighthouseCoreMLModelStore	125.6 KiB	240
dyld_cache	Removed	/System/Library/PrivateFrameworks/MusicUI_Mac.framework/Versions/A/MusicUI_Mac	6.6 MiB	8,806
exclave_cache	Added	/System/ExclaveKit/System/Library/PrivateFrameworks/TextUnderstandingExclaveKit.framework/TextUnderstandingExclaveKit	124.7 KiB	237
filesystem	Added	/System/Applications/Freeform.app/Contents/Frameworks/AppEditIn.framework/Versions/A/AppEditIn	738.6 KiB	1,497
filesystem	Added	/System/Applications/Siri AI.app/Contents/PlugIns/SiriShareExtension.appex/Contents/MacOS/SiriShareExtension	307.9 KiB	493
filesystem	Added	/System/Library/AccessibilityBundles/TouchAccommodations.axuiservice/Contents/MacOS/TouchAccommodations	604.8 KiB	1,622
filesystem	Added	/System/Library/CoreServices/AirPlay Receiver.app/Contents/MacOS/AirPlay Receiver	1.1 MiB	3,105
filesystem	Added	/System/Library/CoreServices/Applications/Archive Utility.app/Contents/XPCServices/AUExtractionService.xpc/Contents/MacOS/AUExtractionService	202.7 KiB	574
filesystem	Removed	/System/Library/Extensions/AppleGFXHDA.kext/Contents/PlugIns/AppleGFXHDAHALPlugIn.bundle/Contents/MacOS/AppleGFXHDAHALPlugIn	47.8 KiB	186
filesystem	Removed	/System/Library/PrivateFrameworks/SiriAnalytics.framework/Versions/A/XPCServices/SAExtensionOrchestrator.xpc/Contents/MacOS/SAExtensionOrchestrator	232.4 KiB	353
filesystem	Removed	/System/Library/PrivateFrameworks/SiriProcessing.framework/Versions/A/XPCServices/OLEOrchestrator.xpc/Contents/MacOS/OLEOrchestrator	248.8 KiB	368
filesystem	Removed	/usr/libexec/generativelearningd	39.6 KiB	99
kernelcache	Added	com.apple.driver.AppleSPINAND	88.7 KiB	468
rosetta_os	Added	/System/x86Support/System/x86Support/System/Library/Frameworks/AVKit.framework/Versions/A/AVKit_x86Support	44.0 KiB	254
rosetta_os	Added	/System/x86Support/System/x86Support/System/Library/Frameworks/AdSupport.framework/Versions/A/AdSupport_x86Support	32.6 KiB	85
rosetta_os	Added	/System/x86Support/System/x86Support/System/Library/Frameworks/AddressBook.framework/Versions/A/AddressBook_x86Support	79.3 KiB	699
rosetta_os	Added	/System/x86Support/System/x86Support/System/Library/Frameworks/AuthenticationServices.framework/Versions/A/AuthenticationServices_x86Support	345.0 KiB	3,392
rosetta_os	Added	/System/x86Support/System/x86Support/System/Library/Frameworks/AutomaticAssessmentConfiguration.framework/Versions/A/AutomaticAssessmentConfiguration_x86Support	71.5 KiB	635

All 33 binaries added to dyld_cache All 6 binaries removed from dyld_cache All 39 binaries added to filesystem All 28 binaries added to rosetta_os

New frameworks and dylibs

Added framework binaries and dynamic libraries.

34 frameworks · 1 dylibs

Frameworks

Every binary added inside a framework

Dylibs

/usr/lib/updaters/libVelozUpdater.dylib dyld_cache

Entitlement keys

Top-level keys no binary held before, and keys no binary holds any more. Compare entitlements

31 new · 0 removed

New keys

com.apple.Maps.MapsSync.access 1 holder
com.apple.asktod.updateMessageBubble 1 holder
com.apple.developer.ActivityKit.pushToStart 1 holder
com.apple.duetactivityscheduler.allow 1 holder
com.apple.generativeexperiencesd.externalProviders 1 holder
com.apple.intents.intents-helper 1 holder
com.apple.locationd.accessory_location 1 holder
com.apple.mediaremote.output-device-passwords.read 1 holder
com.apple.private.AUExtractionService.XPC 1 holder
com.apple.private.AUExtractionServiceUnquarantined.XPC 1 holder
com.apple.private.ArchiveServiceUnquarantined.sandboxed-client 1 holder
com.apple.private.activitykit.assetProviderBundleIdentifier 1 holder
com.apple.private.activitykit.userPreconsentAsserter 1 holder
com.apple.private.agentmanager.client.registration 1 holder
com.apple.private.corepersonalization.client.graphEmbedding 4 holders
com.apple.private.corepersonalization.client.insights 1 holder
com.apple.private.desktopservices.ImageConversionService.XPC 1 holder
com.apple.private.device-configuration.diagnostics 1 holder
com.apple.private.generativesearch.client.salientpostings 4 holders
com.apple.private.genstore.icd-fpfs-migration 1 holder
com.apple.private.healthkit.key-value.local.read-write 1 holder
com.apple.private.menubar.allow-av-module-association 1 holder
com.apple.private.menubar.associatedavbundleid 1 holder
com.apple.private.menubar.can-hide-attached-av-module 1 holder
com.apple.private.menubar.disable-user-hiding 1 holder

All 31 new keys

Removed keys

No removed key.

New Objective-C classes

The binaries gaining the most classes, compared exactly. Every binary whose classes changed

577 binaries changed

Binary	New	Removed	Classes
exclave_cache /System/ExclaveKit/System/Library/PrivateFrameworks/AppleCameraT8160_ExclaveISPSharedLib_exclavekit.framework/AppleCameraT8160_ExclaveISPSharedLib_exclavekit	1,989	0	`AppleCameraT8160_ExclaveISPSharedLib_exclavekit.apiodmaCfgFieldAppleCameraT8160_ExclaveISPSharedLib_exclavekit.apiodmaIrqFieldAppleCameraT8160_ExclaveISPSharedLib_exclavekit.apiodmaVerFieldAppleCameraT8160_ExclaveISPSharedLib_exclavekit.apiodmaIrqEnFieldAppleCameraT8160_ExclaveISPSharedLib_exclavekit.apiodmaSpareFieldAppleCameraT8160_ExclaveISPSharedLib_exclavekit.apiodmaStatusFieldAppleCameraT8160_ExclaveISPSharedLib_exclavekit.apiodmaCommandFieldAppleCameraT8160_ExclaveISPSharedLib_exclavekit.apiodmaExclaveFieldAppleCameraT8160_ExclaveISPSharedLib_exclavekit.apiodmaPerfCntFieldAppleCameraT8160_ExclaveISPSharedLib_exclavekit.apiodmaBaseAddrFieldAppleCameraT8160_ExclaveISPSharedLib_exclavekit.apiodmaCommand2FieldAppleCameraT8160_ExclaveISPSharedLib_exclavekit.apiodmaDstAddrHiField`1,989 in all
filesystem /usr/libexec/uarppersonalizationd	217	0	`UARPAppleConnectTokenFetcherUARPComponentConfigurationUARPComponentTagUARPComponentVersionUARPDeploymentRulesUARPEndpointUARPEndpointConfigurationUARPEndpointLayer3UARPEndpointManagerUARPEndpointOptionsUARPEndpointPacketCaptureUARPEndpointPacketDumper`217 in all
filesystem /System/Library/CoreServices/MenuBarAgent.app/Contents/MacOS/MenuBarAgent	111	0	`MenuBarCore.CenterHUDComponentMenuBarCore.CampoGlassComponentMenuBarCore.CAContentIntersectorBoxMenuBarCore.SystemGesturesControllerMenuBarCore.CenterHUDSettlingComponentMenuBarCore.CenterHUDContextMenuComponentMenuBarCore.CenterHUDGainMapSwapComponentMenuBarCore.SceneHostLiveContentComponentMenuBarCore.CenterHUDVariableBlurComponentMenuBarCore.SystemCursorIntersectorProviderMenuBarCore.CenterHUDDirectSettlingComponentMenuBarCore.CenterHUDMulti_ZoneViewsComponent`111 in all
rosetta_os /System/x86Support/System/x86Support/System/Library/Frameworks/Vision.framework/Versions/A/Vision_x86Support New binary	91	0	`VNAnimalBodyPoseObservationVNBarcodeObservationVNCalculateImageAestheticsScoresRequestVNCircleVNClassificationObservationVNClassifyImageRequestVNContourVNContoursObservationVNCoreMLFeatureValueObservationVNCoreMLModelVNCoreMLRequestVNDetectAnimalBodyPoseRequest`91 in all
rosetta_os /System/x86Support/System/x86Support/System/Library/Frameworks/CloudKit.framework/Versions/A/CloudKit_x86Support New binary	89	0	`CKAcceptSharesOperationCKAllowedSharingOptionsCKAssetCKContainerCKDatabaseCKDatabaseNotificationCKDatabaseOperationCKDatabaseSubscriptionCKDiscoverAllUserIdentitiesOperationCKDiscoverUserIdentitiesOperationCKFetchDatabaseChangesOperationCKFetchNotificationChangesOperation`89 in all
dyld_cache /System/Library/PrivateFrameworks/IMDaemonCore.framework/Versions/A/IMDaemonCore	80	2	`IMDCKAbstractSyncControllerDependencyProviderIMDCKAttachmentSyncCKOperationFactoryDependencyProviderIMDCKAttachmentSyncControllerDependencyProviderIMDCKBackupControllerProxyDependencyProviderIMDCKCacheDeleteManagerDependencyProviderIMDCKDatabaseManagerDependencyProviderIMDCKExitManagerDependencyProviderIMDCKLiveContainerProviderIMDCKLivePCSReporterIMDCKLivePrimaryAppleAccountReaderIMDCKLiveiCloudSettingsSwitchWriterIMDCKRampManagerDependencyProvider`80 in all
rosetta_os /System/x86Support/System/x86Support/System/Library/Frameworks/AuthenticationServices.framework/Versions/A/AuthenticationServices_x86Support New binary	69	0	`ASAuthorizationASAuthorizationAppleIDButtonASAuthorizationAppleIDCredentialASAuthorizationAppleIDProviderASAuthorizationAppleIDRequestASAuthorizationControllerASAuthorizationOpenIDRequestASAuthorizationPasswordProviderASAuthorizationPasswordRequestASAuthorizationPlatformPublicKeyCredentialAssertionASAuthorizationPlatformPublicKeyCredentialAssertionRequestASAuthorizationPlatformPublicKeyCredentialDescriptor`69 in all
dyld_cache /System/Library/PrivateFrameworks/IntelligenceFlowPlannerSupport.framework/Versions/A/IntelligenceFlowPlannerSupport	59	0	`IntelligenceFlowPlannerSupport.TurnScopedStateIntelligenceFlowPlannerSupport.AdvertisedAppSkillsIntelligenceFlowPlannerSupport.EnigmaCompiledAssetIntelligenceFlowPlannerSupport.HealthOverviewStoreIntelligenceFlowPlannerSupport.UserRestrictionsStoreIntelligenceFlowPlannerSupport.IntercomRecordingCacheIntelligenceFlowPlannerSupport.SbertE5RTCachableModelIntelligenceFlowPlannerSupport.DiscoveredAppIntentStoreIntelligenceFlowPlannerSupport.SiriEntityMatcherSceneLookupIntelligenceFlowPlannerSupport.SiriHealthAuthorizationCheckIntelligenceFlowPlannerSupport.(ControlsTargetResolver in _94F0A7B014B04F4213F68053085244C9)IntelligenceFlowPlannerSupport.(ResumeOnce in _B85002321AACA9DE55E2A34F280E910C)`59 in all

Sandbox operations and profiles

Operations the sandbox checks and the compiled profiles it ships. Compare sandbox records

1 binary changed

Binary	Collection	Changes
kernelcache com.apple.security.sandbox	Sandbox profiles	6 updated`collectioncollection/com.apple.corebrightnessdplatformplatform/platformprotoboxprotobox/autobox-tests-allow`

Largest API-surface changes

Binaries whose exported interface changed, by record delta. Every API-surface change

8,599 binaries

Binary	Records	Changed collections
filesystem /System/Library/PrivateFrameworks/CoreMLOdie.framework/Versions/A/XPCServices/E5MLCompiler.xpc/Contents/MacOS/E5MLCompiler	-43,644	Exports -24,091Chained imports -14,649C strings -4,687Undefined imports -213Sections -4Code identities changedLinked libraries changed
dyld_cache /System/Library/PrivateFrameworks/IntelligenceSimulation.framework/Versions/A/IntelligenceSimulation	-39,108	Exports -37,392C strings -1,448Objective-C ivars -255Objective-C classes -26Linked libraries +7Undefined imports +4Objective-C methods +1Sections +1
exclave_cache /System/ExclaveKit/System/Library/PrivateFrameworks/AppleCameraT8160_ExclaveISPSharedLib_exclavekit.framework/AppleCameraT8160_ExclaveISPSharedLib_exclavekit	+28,196	Objective-C ivars +14,257Exports +9,953C strings +1,997Objective-C classes +1,989Linked libraries changedSections changed
dyld_cache /System/Library/PrivateFrameworks/IntelligenceFlowPlannerSupport.framework/Versions/A/IntelligenceFlowPlannerSupport	+7,487	Exports +5,571C strings +1,640Undefined imports +166Objective-C classes +59Objective-C ivars +35Linked libraries +10Objective-C methods +2Objective-C properties +2Objective-C categories +1Sections +1Dylib identities changed
dyld_cache /System/Library/PrivateFrameworks/ActionKit.framework/Versions/A/ActionKit	+7,199	C strings +6,812Objective-C methods +318Undefined imports +48Exports +18Objective-C classes +2Objective-C ivars +2Objective-C properties -2Objective-C categories +1Linked libraries changedSections changed
dyld_cache /System/iOSSupport/System/Library/PrivateFrameworks/ActionKit.framework/Versions/A/ActionKit	+7,161	C strings +6,788Objective-C methods +319Undefined imports +40Exports +11Objective-C classes +2Objective-C ivars +2Objective-C properties -2Objective-C categories +1Linked libraries changedSections changed
filesystem /usr/libexec/uarppersonalizationd	+7,111	C strings +3,215Objective-C methods +2,284Objective-C ivars +680Objective-C properties +552Objective-C classes +217Undefined imports +69Chained imports +62Objective-C protocol adoptions +13Linked libraries +7Sections +6Objective-C protocols +5Objective-C categories +1Code identities changedPlist properties changed
dyld_cache /System/Library/PrivateFrameworks/WorkflowKit.framework/Versions/A/WorkflowKit	-6,829	C strings -6,805Objective-C methods -265Exports +220Objective-C ivars +10Objective-C properties +7Objective-C classes +2Undefined imports +2Linked libraries changedSections changed
dyld_cache /System/iOSSupport/System/Library/PrivateFrameworks/WorkflowKit.framework/Versions/A/WorkflowKit	-6,805	C strings -6,785Objective-C methods -262Exports +221Objective-C ivars +10Objective-C properties +7Objective-C classes +3Undefined imports +1Linked libraries changedSections changed
dyld_cache /System/Library/PrivateFrameworks/GameStoreKit.framework/Versions/A/GameStoreKit	-6,384	Exports -5,839Objective-C ivars -274C strings -96Objective-C classes -76Objective-C methods -51Objective-C properties -21Objective-C protocol adoptions -13Objective-C protocols -8Undefined imports -5Linked libraries -1Sections changed