What's new in iOS 26.5 (23F77) · iPhone18,2

Previous releaseiOS 26.4.223E261iPhone18,2 · Released on Apr 22, 2026

This releaseiOS 26.523F77iPhone18,2 · Released on May 11, 2026

Compared sources7app_os, dyld_cache, exclave_cache, exclave_os, filesystem, kernelcache, system_os

New and removed binaries

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

11 added · 10 removed

Source	Change	Logical path	Size	Records
dyld_cache	Added	/System/Library/Frameworks/AccessoryLiveActivities.framework/AccessoryLiveActivities	487.9 KiB	1,229
dyld_cache	Added	/System/Library/PrivateFrameworks/AccessoryLiveActivitiesUI.framework/AccessoryLiveActivitiesUI	237.2 KiB	493
dyld_cache	Added	/System/Library/PrivateFrameworks/AppleAccountTransparency.framework/AppleAccountTransparency	80.4 KiB	29
dyld_cache	Added	/System/Library/PrivateFrameworks/BNNSGraphPCC.framework/BNNSGraphPCC	658.0 KiB	646
dyld_cache	Removed	/System/Library/PrivateFrameworks/SwiftUITracingSupport.framework/SwiftUITracingSupport	6.6 MiB	12,956
dyld_cache	Removed	/System/Library/PrivateFrameworks/TCCAuthorizationService.framework/TCCAuthorizationService	131.1 KiB	554
dyld_cache	Removed	/usr/lib/rdma/libccan.dylib	48.6 KiB	26
dyld_cache	Removed	/usr/lib/rdma/libibmad.dylib	123.2 KiB	439
dyld_cache	Removed	/usr/lib/rdma/libibumad.dylib	83.7 KiB	315
filesystem	Added	/Applications/AccessoryLiveActivities_AuthorizationAppSheet.app/AccessoryLiveActivities_AuthorizationAppSheet	71.1 KiB	477
filesystem	Added	/Applications/AccessoryLiveActivities_AuthorizationAppSheet.app/PlugIns/AccessoryLiveActivities_AuthorizationDialogs.appex/AccessoryLiveActivities_AuthorizationDialogs	73.6 KiB	360
filesystem	Added	/System/Library/AccessibilityBundles/NTKPride2026FaceBundle.axbundle/NTKPride2026FaceBundle	71.9 KiB	144
filesystem	Added	/System/Library/ExtensionKit/Extensions/Vermillion.appex/Vermillion	163.0 KiB	639
filesystem	Added	/System/Library/NanoTimeKit/FaceBundles/NTKPride2026FaceBundleFaceBundle.bundle/NTKPride2026FaceBundleFaceBundle	396.7 KiB	2,930
filesystem	Removed	/Applications/AuthorizationPromptService.app/AuthorizationPromptService	125.8 KiB	1,175
filesystem	Removed	/System/Library/Frameworks/LinkPresentation.framework/PlugIns/YouTubePlayer.wkbundle/YouTubePlayer	67.1 KiB	226
system_os	Added	/System/Library/PrivateFrameworks/SwiftUITracingSupport.framework/SwiftUITracingSupport	9.4 MiB	16,958

All 8 binaries removed from dyld_cache All 6 binaries added to filesystem

New frameworks and dylibs

Added framework binaries and dynamic libraries.

5 frameworks · 0 dylibs

Frameworks

Dylibs

No new dylib.

Entitlement keys

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

6 new · 1 removed

New keys

com.apple.chrono.accessoryLiveActivities.app.tool 4 holders
com.apple.chrono.accessoryLiveActivities.appSheet.selections 2 holders
com.apple.private.sharing.activity-advertiser 1 holder
com.apple.private.usernotifications.accessorynotifications.settings 3 holders
com.apple.springboard.homeScreenLayoutAvailability 1 holder
com.apple.transparencyd.aet 1 holder

Removed keys

com.apple.tcc.remote-authorization-prompt 1 holder before

New Objective-C classes

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

202 binaries changed

Binary	New	Removed	Classes
dyld_cache /System/Library/PrivateFrameworks/ChronoCore.framework/ChronoCore	27	0	`AuthorizationPromptIconPathGeneratorChronoCore.WaitConditionChronoCore.DeviceAccessInterfaceChronoCore.CFUserNotificationWrapperChronoCore.AccessoryActivitiesServiceChronoCore.AccessoryRegistrationStoreChronoCore.DefaultEligibilityResolverChronoCore.AccessoryAppActivitiesServerChronoCore.AccessoryActivityActionsStoreChronoCore.AccessoryAuthorizationManagerChronoCore.DefaultLiveActivityAppProviderChronoCore.AccessoryDeviceActivitiesServer`27 in all
dyld_cache /System/Library/PrivateFrameworks/AdPlatformsCommon.framework/AdPlatformsCommon	30	4	`AdMetricsEventPayloadAdMetricsReceiverBridgeAdMetricsReceiverObjCAdPlatformsCommon.EventProducerAdPlatformsCommon.ClientDatabaseAdPlatformsCommon.AdMetricsReceiverAdPlatformsCommon.ClientDatabasePathAdPlatformsCommon.BucketIdXPCInjectorAdPlatformsCommon.CappingDatabasePathAdPlatformsCommon.DatabaseBackingStoreAdPlatformsCommon.AdEventEnvelopeBridgeAdPlatformsCommon.CappingDatabaseHelper`30 in all
dyld_cache /System/Library/PrivateFrameworks/AppSubscriptions.framework/AppSubscriptions	26	2	`AppSubscriptions.AnyCallbackAppSubscriptions.AppContainerAppSubscriptions.AnyDefinitionAppSubscriptions.ContainerLockAppSubscriptions.ContainerGraphAppSubscriptions.ContainerStoreAppSubscriptions.ContainerFactoryAppSubscriptions.ContainerManagerAppSubscriptions.StoreKitObserverAppSubscriptions.AnyContainerObjectAppSubscriptions.DynamicPageBuilderAppSubscriptions.ContainerObjectStore`26 in all
dyld_cache /System/Library/PrivateFrameworks/Morpheus.framework/Morpheus	25	1	`Morpheus.MathModuleMorpheus.MultiIndexMorpheus.PyTime_ZoneMorpheus.SeriesILocMorpheus.PandasIndexMorpheus.DataFrameLocMorpheus.PandasModuleMorpheus.DataFrameILocMorpheus.SeriesGroupByMorpheus.SeriesRollingMorpheus.MorpheusModuleMorpheus.PyTime_ZoneInfo`25 in all
filesystem /private/var/staged_system_apps/Maps.app/Maps	24	0	`RNGEOAPMapsSearchHomeAnalyticsHandlerRNGEOAPMapsSearchResultListAnalyticsHandlerRNGEOAPMapsSearchResultMapViewAnalyticsHandlerRNGEOAPMapsSearchResultOrbAnalyticsHandlerMaps.SearchHomePlacesViewMaps.SearchEnrichmentManagerMaps.SearchEnrichmentRequestMaps.AppLaunchEnrichmentAlertMaps.SearchEnrichmentResponseMaps.CarTargetFpsAuxiliaryTaskMaps.SearchEnrichmentConstantsMaps.SearchEnrichmentEligibility`24 in all
system_os /System/Library/PrivateFrameworks/SwiftUITracingSupport.framework/SwiftUITracingSupport New binary	24	0	`SwiftUITracingSupport.ChangelistSwiftUITracingSupport.KtraceFileSwiftUITracingSupport.InterpreterSwiftUITracingSupport.SwiftUITraceSwiftUITracingSupport.FileCompressorSwiftUITracingSupport._Chunk_StorageSwiftUITracingSupport.AggregateContainerSwiftUITracingSupport.ViewTreeDisplayOrderSwiftUITracingSupport.CLISwiftUITracingSupport.HostSwiftUITracingSupport.ChunkSwiftUITracingSupport.BitSet`24 in all
dyld_cache /System/Library/PrivateFrameworks/GeoServices.framework/GeoServices	23	0	`GEOBrowseCategorySuggestionResultGEOCandidateFilterReasonGEOEnrichmentTriggerGEOLogMsgStateSearchHomeGEOPDEnrichmentTriggerGEOPDMapsSearchHomeSectionTapMetadataGEOPDMapsSearchHomeSectionTapTypeAllGuidesMetadataGEOPDMapsSearchHomeSectionTapTypeCitySelectorMetadataGEOPDMapsSearchHomeSectionTapTypeGuidesHomeMetadataGEOPDMapsSearchHomeSectionTapTypeSearchMetadataGEOPDPlaceSummaryLayoutUnitEnrichmentMarkerGEOPDPlaceSummaryLayoutUnitUserLibUserNoteClientFix`23 in all
dyld_cache /System/Library/PrivateFrameworks/PromotedContentUI.framework/PromotedContentUI	24	2	`PromotedContentUI.AdEventsViewPromotedContentUI.AdCardImageViewPromotedContentUI.AdCardVideoViewPromotedContentUI.AdMetricsHelperPromotedContentUI.KeyboardObserverPromotedContentUI.RankedApplePOIAdPromotedContentUI.OcclusionDetectorPromotedContentUI.RankableApplePOIAdPromotedContentUI.ModalAdViewScrimViewPromotedContentUI.POIAdRankingStrategyPromotedContentUI.FilteredPOIAdReceiverPromotedContentUI.NewsAdPrefetchManager`24 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	2 added`collection/apple-cloud-enhanced-securityprotobox/Photos`1,226 updated`collection/AGXCompilerServicecollection/ANECompilerServicecollection/APSCarryLogcollection/AVKitSharedPreferencescollection/AirTrafficcollection/AnnotationKit.MigratorServicecollection/ArchiveServicecollection/AudioConverterServicecollection/AutoFillHelpercollection/BTServercollection/BackgroundShortcutRunnercollection/BlueTool`

Largest API-surface changes

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

7,619 binaries

Binary	Records	Changed collections
filesystem /System/Library/Frameworks/CoreTelephony.framework/Support/CommCenter	-7,682	Exports -7,955C strings +146Undefined imports +97Chained imports +23Linked libraries +2Objective-C classes +2Objective-C methods +1Sections +1Segments +1Code identities changedObjective-C ivars changedPlist properties changed
dyld_cache /System/Library/PrivateFrameworks/AdPlatformsCommon.framework/AdPlatformsCommon	+2,654	Exports +2,209C strings +270Objective-C ivars +66Objective-C methods +59Objective-C classes +26Objective-C properties +18Undefined imports +3Linked libraries +2Objective-C protocol adoptions +1Objective-C protocols changedSections changed
filesystem /private/var/staged_system_apps/Maps.app/Maps	+1,505	C strings +497Objective-C methods +344Chained imports +174Undefined imports +174Objective-C properties +130Objective-C ivars +99Objective-C classes +24Objective-C protocol adoptions +24Exports +16Objective-C protocols +16Entitlements +4Linked libraries +3Code identities changedSections changed
dyld_cache /System/Library/PrivateFrameworks/SecureMessaging.framework/SecureMessaging	+1,306	Exports +1,119C strings +78Objective-C ivars +77Undefined imports +23Objective-C classes +8Linked libraries +1Sections changed
dyld_cache /System/Library/PrivateFrameworks/CompanionSetupKit.framework/CompanionSetupKit	+1,272	Exports +739C strings +338Objective-C ivars +75Objective-C methods +72Objective-C properties +18Undefined imports +10Objective-C classes +7Objective-C protocol adoptions +5Linked libraries +4Objective-C protocols +4Sections changed
filesystem /System/Library/PrivateFrameworks/MapsIntelligence.framework/IntelligenceBundles/SearchPersonalization.bundle/SearchPersonalization	-1,222	C strings -1,473Chained imports +124Undefined imports +124Sections +3Code identities changedLinked libraries changedObjective-C ivars changedObjective-C methods changed
dyld_cache /System/Library/PrivateFrameworks/GeoServices.framework/GeoServices	+1,109	C strings +424Objective-C methods +350Objective-C ivars +158Objective-C properties +95Exports +43Objective-C classes +23Objective-C protocol adoptions +15Undefined imports +1Dylib identities changedLinked libraries changedSections changed
dyld_cache /System/Library/PrivateFrameworks/CarPlayAssetUI.framework/CarPlayAssetUI	+1,105	Exports +1,022C strings +55Undefined imports +28Linked libraries changedObjective-C classes changedObjective-C ivars changedObjective-C methods changedObjective-C properties changedObjective-C protocol adoptions changedSections changed
dyld_cache /System/Library/PrivateFrameworks/Morpheus.framework/Morpheus	+1,015	Exports +595C strings +313Objective-C ivars +60Objective-C classes +24Undefined imports +20Linked libraries +3Sections changed
dyld_cache /System/Library/PrivateFrameworks/PromotedContentUI.framework/PromotedContentUI	+984	Exports +610C strings +277Objective-C ivars +136Objective-C methods -59Objective-C properties -56Undefined imports +52Objective-C classes +22Objective-C protocols -6Linked libraries +4Objective-C protocol adoptions +4Sections changed