.NET 10 - Xcode 26.2 support (26.2.10191)

Note

• Xcode 26.2 is required with this release. Xcode 26.2 requires macOS 15.6+.

These are the base SDKs that add support for the platforms in question, for MAUI (which is built on top of our SDKs), go here instead: https://docs.microsoft.com/en-us/dotnet/maui/.

This release consists of the following versions:

• iOS: 26.2.10191
• tvOS: 26.2.10191
• macOS: 26.2.10191
• Mac Catalyst: 26.2.10191

Installation

You can use workload set version 10.0.101.1 in order to install these versions of the SDKs.

Please make sure to be using the latest .NET SDK 10.0.101 before issuing the dotnet workload install command below. You can validate your installed dotnet version using dotnet --version do make sure it shows 10.0.101 before proceeding.

dotnet workload install <workload id(s)> --version 10.0.101.1

Available workload ids

• ios
• tvos
• macos
• maccatalyst
• android (see https://github.com/dotnet/android)
• maui (see https://github.com/dotnet/maui)

Example command installing all listed workloads.

dotnet workload install ios tvos macos maccatalyst maui android --version 10.0.101.1

You can use dotnet workload --info to validate the workload versions installed in your system.

Full release notes: https://github.com/dotnet/macios/wiki/.NET-10-release-notes

What's Changed

• [Foundation] Fix nullability in NSCoder. by @rolfbjarne in #24179
• [src] Fix calling ConformsToProtocol on native instances that don't have a managed peer yet. Fixes #24111. by @rolfbjarne in #24189
• [xcode26.2] Bump to use Xcode 26.2 Beta 1 by @dalexsoto in #24184
• [Foundation] Fix nullability in NSDecimal. by @rolfbjarne in #24187
• [dotnet] Fix loading oldest reference assemblies for library projects. Fixes #24043. by @rolfbjarne in #24181
• [msbuild] Add support for CoreMLCompilerPath to specify the locatio of the 'coremlc' executable. by @rolfbjarne in #24193
• [msbuild] Fix confusion about where the codesign[-bundle].items files are stored. Fixes #24052. by @rolfbjarne in #24198
• [msbuild] Remove outdated Xcode checks by @rolfbjarne in #24188
• [Foundation] Fix nullability in NSDirectoryEnumerator. by @rolfbjarne in #24192
• [dotnet] Adjust the default trimming mode to not trim when using CoreCLR. by @rolfbjarne in #24206
• [tools] Build the partial static registrar for CoreCLR when CoreCLR is enabled. by @rolfbjarne in #24207
• [dotnet] Only do Mono AOT stuff when we're using Mono by @rolfbjarne in #24204
• [runtime] Link with libcoreclr on all platforms when it's enabled there. by @rolfbjarne in #24208
• [src] Make the trimmer inline Runtime.IsCoreCLR correctly for iOS, tvOS and Mac Catalyst by @rolfbjarne in #24205
• [msbuild] Add support for CopySceneKitAssetsPath to specify the location of the 'copySceneKitAssets' executable. by @rolfbjarne in #24218
• [src] Remove 'remarks' nodes from enum fields, and add a test. by @rolfbjarne in #24232
• [docs] Update docs about how to update API docs with one last step. by @rolfbjarne in #24233
• [xcode26.1.1] Bump to Xcode 26.1.1 by @rolfbjarne in #24231
• [docs] Update docs to match the published version. by @rolfbjarne in #24227
• [apiref] Bump to latest stable published NuGet packages by @dalexsoto in #24235
• [xcode26.2] Merge main into xcode26.2 by @dalexsoto in #24238
• [system-dependencies] Make simulator runtime installation a bit more resilient. by @rolfbjarne in #24243
• [msbuild] Always run WriteItemsFromFile locally. by @rolfbjarne in #24211
• [docs] Use absolute link to update-api-docs.md in the release check list. by @rolfbjarne in #24234
• [Foundation] Fix nullability in NSError. by @rolfbjarne in #24242
• [msbuild] Remove reference to System.Collections.Immutable. by @rolfbjarne in #24237
• [devops] Disable AzDO dependabot by @mmitche in #24255
• [introspection] Tweak which assemblies ApiPInvokeTest tests. by @rolfbjarne in #24252
• [Foundation] Fix nullability in NSFastEnumerator. by @rolfbjarne in #24253
• [Foundation] Fix nullability in NSItemProvider. by @rolfbjarne in #24258
• [Foundation] Fix nullability in NSUrlRequest. by @rolfbjarne in #24263
• [Foundation] Fix nullability in NSXpcInterface. by @rolfbjarne in #24264
• [Foundation] Fix nullability in NSValue. by @rolfbjarne in #24265
• [src] Add a [DynamicDependency] attribute from the event field to exported method for generated events. Fixes #24262. by @rolfbjarne in #24270
• [xcode26.2] Update AuthenticationServices to Xcode 26.2 Beta 1 by @dalexsoto in #24284
• [xcode26.2] Update to Xcode 26.2 Beta 2 by @dalexsoto in #24289
• [xcode26.2] Update AVFoundation bindings to Xcode 26.2 Beta 1 by @dalexsoto in #24285
• [Foundation] Fix nullability in NSUrlCredential. by @rolfbjarne in #24277
• [mlaunch] Update mlaunch to 1.1.93 by @mauroa in #24257
• [Foundation] Fix nullability in NSXpcConnection. by @rolfbjarne in #24268
• [Network] Fix NWBrowseResult.TxtRecord to not throw an exception if there's no TxtRecord. by @rolfbjarne in #24295
• [xcode26.2] Update GameKit bindings to Xcode 26.2 Beta 2 by @dalexsoto in #24302
• [Foundation] Fix nullability in NSUrlDownload. by @rolfbjarne in #24275
• [Foundation] Fix nullability in NSUrlProtectionSpace. by @rolfbjarne in #24271
• [xcode26.2] Update BrowserEngineKit bindings to Xcode 26.2 Beta 1 by @dalexsoto in #24287
• [Foundation] Fix nullability in NSTimeZone. by @rolfbjarne in #24304
• [xcode26.2] Update GameController bindings to Xcode 26.2 Beta 2 by @dalexsoto in #24297
• [xcode26.2] Update HealthKit bindings to Xcode 26.2 Beta 2 by @dalexsoto in #24307
• [Foundation] Fix nullability in NSUbiquitousKeyValueStore. by @rolfbjarne in #24278
• [Foundation] Document NSUrlSessionHandler.MaxInputInMemory. Fixes #21537. by @rolfbjarne in #24305
• [xcode26.2] Update PassKit bindings to Xcode 26.2 Beta 2 by @dalexsoto in #24310
• [Foundation] Fix nullability in NSUrlSession. by @rolfbjarne in #24269
• [xcode26.2] Merge main into xcode26.2 by @dalexsoto in #24318
• [xcode26.2] Update SafariServices bindings to Xcode 26.2 Beta 2 by @dalexsoto in #24320
• [xcode26.2] Update Security bindings to Xcode 26.2 Beta 2 by @dalexsoto in #24321
• [msbuild] Fix XcodeProject output path when using artifacts folder by @Copilot in #24224
• [tools] Mark the Invoke methods for the type to create block proxies when using the static registrar. by @rolfbjarne in #24344
• [Foundation] Fix nullability in NSStream. by @rolfbjarne in #24308
• [xcode26.2] Bump to Xcode 26.2 Release Candidate by @dalexsoto in #24359
• [xcode26.2] Merge main into xcode26.2 by @dalexsoto in #24357
• [Foundation] Improve documentation and remove redundant platform attributes in NSOrderedSet. by @rolfbjarne in #24345
• [Foundation] Fix nullability in NSRange. by @rolfbjarne in #24356
• [CoreAnimation] Remove incorrect availability attributes from CASpringAnimation.SettlingDuration by @Copilot in #24341
• [Foundation] Fix nullability in NSScriptCommandDescription. by @rolfbjarne in #24351
• [Foundation] Fix nullability in NSSearchPath. by @rolfbjarne in #24350
• Look for runtime packs in Release instead of Debug for consistency with build-custom-runtime.sh by @rolfbjarne in #24342
• [Foundation] Fix nullability in NSSet. by @rolfbjarne in #24349
• [Foundation] Fix NSObjectData leak. by @rolfbjarne in #24114
• [dotnet] Make sure the current MSI version is higher than the last inserted MSI version. by @rolfbjarne in #24374
• [Foundation] Ensure NSUrlSessionHandler's session is cleaned up on dispose. Fixes #24376. by @rolfbjarne in #24384
• [Foundation] Fix nullability in NSSet. by @rolfbjarne in #24309
• [dotnet] Fix computing the arguments to 'open'. by @rolfbjarne in #24330
• [Foundation] Fix nullability in NSScriptCommandArgumentDescription. by @rolfbjarne in #24355
• [src] Consume ADR from a NuGet instead of building it ourselves. by @rolfbjarne in #24381
• [Foundation] Fix nullability in NSOrderedSet. by @rolfbjarne in #24391
• [dotnet] Fix DOTNET_BCL_DIR when .NET's version hasn't caught up with DOTNET_TFM yet. by @rolfbjarne in #24394
• [dotnet-linker] Don't add the target framework to the output path. by @rolfbjarne in #24396
• [Foundation] Fix nullability in NSNull. by @rolfbjarne in #24406
• [Foundation] Fix nullability in NSNumber.mac.cs by @rolfbjarne in #24404
• [Foundation] Fix nullability in NSNumber2. by @rolfbjarne in #24405
• [runtime/msbuild] Clean up some unused code. by @rolfbjarne in #24409
• [Foundation] Fix nullability in NSMutableOrderedSet. by @rolfbjarne in #24423
• [Foundation] Fix nullability in NSNotificationCenter. by @rolfbjarne in #24407
• [xcode26.2] Merge main into xcode26.2 by @dalexsoto in #24424
• [Foundation] Fix nullability in NSNetService. by @rolfbjarne in #24415
• [xcode26.2] Update to stable version of Xcode 26.2 by @dalexsoto in #24441
• [xcode26.2] Merge xcode26.2 into main by @dalexsoto in #24445
• [release/10.0.1xx] Merge main into release/10.0.1xx. by @rolfbjarne in #24448

New Contributors

• @mmitche made their first contribution in #24255

Full Changelog: dotnet-10.0.1xx-xcode26.1-10502...dotnet-10.0.1xx-xcode26.2-10191