What's new in iOS 26.2 (23C55) · iPhone18,2

Previous releaseiOS 26.123B85iPhone18,2 · Released on Nov 3, 2025

This releaseiOS 26.223C55iPhone18,2 · Released on Dec 12, 2025

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.

43 added · 15 removed

Source	Change	Logical path	Size	Records
dyld_cache	Added	/System/Library/Frameworks/AccessoryTransportExtension.framework/AccessoryTransportExtension	108.2 KiB	303
dyld_cache	Added	/System/Library/Frameworks/ServicesAccountLinking.framework/ServicesAccountLinking	107.6 KiB	208
dyld_cache	Added	/System/Library/Frameworks/WiFiInfrastructure.framework/WiFiInfrastructure	303.4 KiB	627
dyld_cache	Added	/System/Library/Frameworks/_Photos_AppIntents.framework/_Photos_AppIntents	94.0 KiB	211
dyld_cache	Added	/System/Library/PrivateFrameworks/AccessorySetupKitCore.framework/AccessorySetupKitCore	152.8 KiB	900
dyld_cache	Removed	/usr/lib/libfabric.dylib	814.8 KiB	3,830
filesystem	Added	/Applications/AppleCashStickerPackHost.app/AppleCashStickerPackHost	67.7 KiB	305
filesystem	Added	/Applications/AppleCashStickerPackHost.app/PlugIns/AppleCashStickerPackExtension.appex/AppleCashStickerPackExtension	90.3 KiB	394
filesystem	Added	/Applications/KaleidoscopePosterApp.app/Extensions/KaleidoscopePoster.appex/KaleidoscopePoster	314.4 KiB	2,075
filesystem	Added	/Applications/KaleidoscopePosterApp.app/Extensions/KaleidoscopePoster.appex/NTKKaleidoscopeShaders.metallib	229.4 KiB	7
filesystem	Added	/Applications/KaleidoscopePosterApp.app/KaleidoscopePosterApp	72.6 KiB	157
filesystem	Removed	/System/Library/CoreServices/AegirProxyApp.app/PlugIns/AegirPoster.appex/AegirPoster	365.0 KiB	2,275
filesystem	Removed	/System/Library/ExtensionKit/Extensions/PridePosterExtension.appex/PridePosterExtension	306.1 KiB	3,104
filesystem	Removed	/System/Library/ExtensionKit/Extensions/Unity2025Poster.appex/Unity2025Poster	192.8 KiB	1,837
filesystem	Removed	/System/Library/ExtensionKit/Extensions/UnityPosterExtension.appex/UnityPosterExtension	109.3 KiB	744
filesystem	Removed	/System/Library/PrivateFrameworks/FedStats.framework/PlugIns/FedStatsMLRPlugin.appex/FedStatsMLRPlugin	97.1 KiB	551
system_os	Added	/System/Library/ExtensionKit/Extensions/WebContentEnhancedSecurityExtension.appex/com.apple.WebKit.WebContent.EnhancedSecurity	92.2 KiB	202

All 16 binaries added to dyld_cache All 26 binaries added to filesystem All 14 binaries removed from filesystem

New frameworks and dylibs

Added framework binaries and dynamic libraries.

9 frameworks · 7 dylibs

Frameworks

Dylibs

/System/Library/SecureAnalytics/integrityDiagnose/integrityDiagnose.bundle/universal.bundle/main/main_mlc/model.dylib dyld_cache
/usr/lib/rdma/libccan.dylib dyld_cache
/usr/lib/rdma/libibmad.dylib dyld_cache
/usr/lib/rdma/libibumad.dylib dyld_cache
/usr/lib/rdma/libibverbs.dylib dyld_cache
/usr/lib/rdma/libmlx5.dylib dyld_cache
/usr/lib/rdma/librxe.dylib dyld_cache

Entitlement keys

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

28 new · 0 removed

New keys

com.apple.FindMyDevice.FindMyServiceValidation.access 1 holder
com.apple.appletv.pbs.profile-picker-service-access 1 holder
com.apple.appletv.pbs.profile-picker-service-access.read 1 holder
com.apple.assistantkeyworddetector.xpc 1 holder
com.apple.attributionkitd.trusted-publisher-intake 3 holders
com.apple.developer.app-management-domain 4 holders
com.apple.developer.networking.slicing.appcategory 2 holders
com.apple.developer.networking.slicing.trafficcategory 2 holders
com.apple.developer.not-executable 4 holders
com.apple.developer.wireless-insights.service-predictions 1 holder
com.apple.home.home-extension 1 holder
com.apple.mediaremote.active-system-endpoint-assertion 1 holder
com.apple.mediaremote.critical-section-monitor 1 holder
com.apple.message-payload-provider.host 14 holders
com.apple.private.accessibility.scrod 2 holders
com.apple.private.alloy.ids 1 holder
com.apple.private.corerepair.prebootremount 1 holder
com.apple.private.eligibilityd.fetchNewestPolicies 3 holders
com.apple.private.mediaexperience.personallyidentifiableinformation.allow 1 holder
com.apple.private.rating-rank-eligibility-domain 1 holder
com.apple.private.webkit.enhanced-security 1 holder
com.apple.runningboard.assertions.systemvoiceassistant 1 holder
com.apple.runningboard.systemvoiceassistant 1 holder
com.apple.securemessagingagent.delivery 1 holder
com.apple.securemessagingagent.registration 1 holder

All 28 new keys

Removed keys

No removed key.

New Objective-C classes

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

368 binaries changed

Binary	New	Classes
filesystem /Applications/SystemVoiceAssistant.app/SystemVoiceAssistant New binary	75	`SystemVoiceAssistant.AppDelegateSystemVoiceAssistant.CoordinatorSystemVoiceAssistant.SignpostNodeSystemVoiceAssistant.ListeningViewSystemVoiceAssistant.SceneDelegateSystemVoiceAssistant.ViewControllerSystemVoiceAssistant.ExtensionTargetSystemVoiceAssistant.ProcessLauncherSystemVoiceAssistant.ResourceMonitorSystemVoiceAssistant.AssertionCreatorSystemVoiceAssistant.CallStateObserverSystemVoiceAssistant.CoreAnalyticsNode`75 in all
dyld_cache /System/Library/PrivateFrameworks/SystemVoiceAssistantServices.framework/SystemVoiceAssistantServices New binary	69	`SVASActivationSourceEligibilitySVASActivationSourceEligibilityWrapperSVASActivationSourceTCCDescriptorSVASApplicationDescriptorSVASApplicationIdentitySVASApplicationRecordUpdateSVASAssistantActivationPriorityProviderSVASAssistantActivationPriorityStatusClientSVASAssistantActivationPriorityStatusSpecificationSVASAssistantPreferencesSVASAssistantRequestInvocationInformationSVASAudioPowerLevelClient`69 in all
dyld_cache /System/Library/PrivateFrameworks/CMPhoto.framework/CMPhoto	56	`VegaSwiftDataSetVegaSwiftElementVegaSwiftFileCMPhoto.AnonymizerCMPhoto.ControllerCMPhoto.DictionaryCMPhoto.RandomizerCMPhoto.DataElementCMPhoto.RegexStringCMPhoto.PrivateOwnerCMPhoto.WritingErrorCMPhoto.VegaException`56 in all
dyld_cache /System/Library/PrivateFrameworks/FedStatsPluginCore.framework/FedStatsPluginCore	32	`BiomeStreamPrunerHelperFedStatsPluginCore.FieldChortFedStatsPluginCore.CohortUtilsFedStatsPluginCore.LocaleCohortFedStatsPluginCore.GeohashCohortFedStatsPluginCore.URLBitsCohortFedStatsPluginCore.ConsentCheckerFedStatsPluginCore.FedStatsRecipeFedStatsPluginCore.CohortValidatorFedStatsPluginCore.RegionValidatorFedStatsPluginCore.DeviceTypeCohortFedStatsPluginCore.MaskingValidator`32 in all
dyld_cache /System/Library/PrivateFrameworks/AppleMediaServices.framework/AppleMediaServices	27	`AMSAgeGroupContentPolicyAMSEligibilityAMSEligibilityResponseAMSMediaRestrictionsDisableTaskAMSMediaRestrictionsEditProfileLockTaskAMSMediaRestrictionsEditTaskAMSMediaRestrictionsEditTokenResultAMSMediaRestrictionsPerformerAMSMediaRestrictionsRatingItemAMSMediaRestrictionsRemoveProfileLockTaskAMSMediaRestrictionsResultAMSMediaRestrictionsSetupProfileLockTask`27 in all
filesystem /Applications/UnityPosterApp.app/Extensions/ExtragalacticPoster.appex/ExtragalacticPoster New binary	25	`ExtragalacticPoster.BannerLayerExtragalacticPoster.ColorPaletteExtragalacticPoster.BannerDescriptorExtragalacticPoster.LetterDescriptorExtragalacticPoster.ColorPaletteCacheExtragalacticPoster.LetterUDescriptorExtragalacticPoster.PolygonDescriptorExtragalacticPoster.LetterITYDescriptorExtragalacticPoster.RectangleDescriptorExtragalacticPoster.PolygonPathPointStepExtragalacticPoster.SnapshotImageFactoryExtragalacticPoster.BackgroundContentView`25 in all
dyld_cache /System/Library/PrivateFrameworks/WebGPU.framework/WebGPU	24	`DDBridgeAddMaterialRequestDDBridgeAddMeshRequestDDBridgeAddTextureRequestDDBridgeBuiltinDDBridgeChainedFloat4x4DDBridgeConstantContainerDDBridgeEdgeDDBridgeImageAssetDDBridgeInputOutputDDBridgeMaterialGraphDDBridgeMeshPartDDBridgeNode`24 in all
dyld_cache /System/Library/PrivateFrameworks/AdPlatformsCommon.framework/AdPlatformsCommon	23	`APPIEventSenderAPPolicyInstrumentationAPTrialTriggerProviderAdPlatformsCommon.NullAppStoreAdPlatformsCommon.TrialManagerAdPlatformsCommon.EitherAppStoreAdPlatformsCommon.NoTrialManagerAdPlatformsCommon.SimulatedAppStoreAdPlatformsCommon.AccountInformationAdPlatformsCommon.AppStoreDaemonProxyAdPlatformsCommon.NullBirthYearSourceAdPlatformsCommon.RoutingInfoProvider`23 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	10 added`collection/blastdoor-thumbnailscollection/com.apple.WebKit.GPU.Developmentcollection/com.apple.WebKit.Networking.Developmentcollection/com.apple.WebKit.WebContent.Developmentprotobox//System/Library/CoreServices/CoreServicesUIAgent.app/CoreServicesUIAgentprotobox//System/Library/Frameworks/ServicesAccountLinking.framework/XPCServices/ServicesAccountLinkingService.xpc/ServicesAccountLinkingServiceprotobox//System/Library/PrivateFrameworks/CoreEmbeddedSpeechRecognition.framework/speechmaintenancedprotobox//System/Library/PrivateFrameworks/CoreMLOdie.framework/XPCServices/E5MLCompiler.xpc/E5MLCompilerprotobox//System/Library/PrivateFrameworks/NetworkQuality.framework/XPCServices/NetworkQualityXPC.xpc/NetworkQualityXPCprotobox//usr/libexec/generativesearchd`1 removed`collection/com.apple.WebKit.Model`296 updated`collectioncollection/BTServercollection/MobileSlideShowcollection/arquicklookcollection/backboarddcollection/baselinecollection/com.apple.WebKit.GPUcollection/com.apple.WebKit.Networkingcollection/com.apple.WebKit.WebContentcollection/containercollection/gamedcollection/maild`

Largest API-surface changes

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

7,510 binaries

Binary	Records	Changed collections
dyld_cache /System/Library/PrivateFrameworks/HomeEnergyDaemon.framework/HomeEnergyDaemon	+5,755	Exports +4,199Undefined imports +1,411C strings +145Linked libraries -1Sections +1Objective-C ivars changed
dyld_cache /System/Library/PrivateFrameworks/BlastDoor.framework/BlastDoor	+2,370	Exports +2,116C strings +188Objective-C methods +23Objective-C ivars +21Objective-C properties +16Objective-C protocol adoptions +3Objective-C classes +2Objective-C protocols +1Linked libraries changedSections changed
filesystem /private/var/staged_system_apps/Freeform.app/Freeform	+2,039	C strings +796Objective-C methods +636Objective-C properties +244Objective-C ivars +114Exports +80Chained imports +43Objective-C protocol adoptions +43Undefined imports +43Objective-C classes +21Objective-C protocols +19Code identities changedLinked libraries changedSections changed
dyld_cache /System/Library/PrivateFrameworks/TeaUI.framework/TeaUI	-1,689	Exports -989Objective-C methods -284C strings -220Objective-C ivars -82Objective-C properties -50Objective-C classes -26Objective-C protocol adoptions -19Undefined imports -10Objective-C protocols -9Linked libraries changedSections changed
dyld_cache /System/Library/PrivateFrameworks/AppleMediaServices.framework/AppleMediaServices	+1,634	C strings +559Exports +514Objective-C methods +315Objective-C properties +99Objective-C ivars +98Objective-C classes +27Undefined imports +11Objective-C protocol adoptions +9Objective-C protocols +2Linked libraries -1Objective-C categories +1Sections changed
filesystem /System/Library/PrivateFrameworks/EnergyKitInternal.framework/XPCServices/EnergyKitService.xpc/EnergyKitService	+1,543	Exports +937Undefined imports +676Objective-C methods -27C strings -23Chained imports -21Linked libraries +1Code identities changedObjective-C ivars changedSections changed
dyld_cache /System/Library/Frameworks/SafariServices.framework/SafariServices	-1,486	C strings -817Objective-C methods -500Objective-C ivars -134Objective-C properties -70Undefined imports +47Exports +45Objective-C protocol adoptions -41Objective-C protocols -13Objective-C classes -5Linked libraries +4Objective-C categories -3Sections +1
dyld_cache /System/Library/PrivateFrameworks/AdPlatformsCommon.framework/AdPlatformsCommon	+1,305	Exports +904C strings +231Objective-C ivars +42Objective-C methods +35Undefined imports +30Objective-C classes +23Objective-C properties +14Linked libraries +13Objective-C protocol adoptions +7Objective-C protocols +4Sections +2
dyld_cache /System/Library/PrivateFrameworks/SecureMessaging.framework/SecureMessaging	+1,304	Exports +1,078C strings +154Undefined imports +51Objective-C ivars +15Objective-C methods +4Objective-C classes +3Linked libraries -1Sections changed
dyld_cache /System/Library/PrivateFrameworks/GPUToolsReplay.framework/GPUToolsReplay	+1,241	C strings +1,238Objective-C methods +2Objective-C ivars +1Linked libraries changedSections changed