dotnet · rolfbjarne · Apr 30, 2026 · Apr 21, 2026 · Apr 21, 2026 · Apr 21, 2026
diff --git a/README.md b/README.md
@@ -62,3 +62,4 @@ However, we provide links to older Xamarin.iOS and Mac packages for macOS downgr
 
 Copyright (c) .NET Foundation Contributors. All rights reserved.
 Licensed under the [MIT](https://github.com/dotnet/macios/blob/main/LICENSE) License.
+
diff --git a/dotnet/targets/Xamarin.Shared.Sdk.targets b/dotnet/targets/Xamarin.Shared.Sdk.targets
@@ -1402,10 +1402,13 @@
 
 	<!-- https://github.com/dotnet/macios/issues/19037 -->
 	<!-- The trimmer will set the RootMode for the current assembly to 'EntryPoint', but that doesn't work for app extension projects, because those are library projects that don't have entry points.
-		 So here we set RootMode=Library for these cases. -->
+		 So here we set RootMode=Library for these cases.
+		 Also, since app extensions have OutputType=Library, the trimmer won't add the current assembly to TrimmerRootAssembly at all (it's conditioned on OutputType != Library).
+		 So we also need to add the current assembly as a root assembly if it hasn't been added already. -->
 	<Target Name="_FixRootAssemblyForAppExtensions" AfterTargets="PrepareForILLink" Condition="'$(IsAppExtension)' == 'true'">
 		<ItemGroup>
 			<TrimmerRootAssembly Update="@(TrimmerRootAssembly)" Condition=" '%(TrimmerRootAssembly.RootMode)' == 'EntryPoint' " RootMode="Library" />
+			<TrimmerRootAssembly Include="@(IntermediateAssembly->'%(Filename)')" RootMode="Library" Condition="'@(TrimmerRootAssembly)' == ''" />
 		</ItemGroup>
 	</Target>
 

diff --git a/eng/Version.Details.props b/eng/Version.Details.props
@@ -6,16 +6,16 @@ This file should be imported by eng/Versions.props
 <Project>
   <PropertyGroup>
     <!-- dotnet-dotnet dependencies -->
-    <MicrosoftDotNetArcadeSdkPackageVersion>11.0.0-beta.26215.121</MicrosoftDotNetArcadeSdkPackageVersion>
-    <MicrosoftDotNetBuildTasksFeedPackageVersion>11.0.0-beta.26215.121</MicrosoftDotNetBuildTasksFeedPackageVersion>
-    <MicrosoftDotNetCecilPackageVersion>0.11.5-preview.26215.121</MicrosoftDotNetCecilPackageVersion>
-    <MicrosoftDotNetSharedFrameworkSdkPackageVersion>11.0.0-beta.26215.121</MicrosoftDotNetSharedFrameworkSdkPackageVersion>
-    <MicrosoftNETILLinkPackageVersion>11.0.0-preview.4.26215.121</MicrosoftNETILLinkPackageVersion>
-    <MicrosoftNETILLinkTasksPackageVersion>11.0.0-preview.4.26215.121</MicrosoftNETILLinkTasksPackageVersion>
-    <MicrosoftNETRuntimeMonoTargetsSdkPackageVersion>11.0.0-preview.4.26215.121</MicrosoftNETRuntimeMonoTargetsSdkPackageVersion>
-    <MicrosoftNETSdkPackageVersion>11.0.100-preview.4.26215.121</MicrosoftNETSdkPackageVersion>
-    <MicrosoftNETCoreAppRefPackageVersion>11.0.0-preview.4.26215.121</MicrosoftNETCoreAppRefPackageVersion>
-    <MicrosoftTemplateEngineAuthoringTasksPackageVersion>11.0.100-preview.4.26215.121</MicrosoftTemplateEngineAuthoringTasksPackageVersion>
+    <MicrosoftDotNetArcadeSdkPackageVersion>11.0.0-beta.26229.113</MicrosoftDotNetArcadeSdkPackageVersion>
+    <MicrosoftDotNetBuildTasksFeedPackageVersion>11.0.0-beta.26229.113</MicrosoftDotNetBuildTasksFeedPackageVersion>
+    <MicrosoftDotNetCecilPackageVersion>0.11.5-preview.26229.113</MicrosoftDotNetCecilPackageVersion>
+    <MicrosoftDotNetSharedFrameworkSdkPackageVersion>11.0.0-beta.26229.113</MicrosoftDotNetSharedFrameworkSdkPackageVersion>
+    <MicrosoftNETILLinkPackageVersion>11.0.0-preview.5.26229.113</MicrosoftNETILLinkPackageVersion>
+    <MicrosoftNETILLinkTasksPackageVersion>11.0.0-preview.5.26229.113</MicrosoftNETILLinkTasksPackageVersion>
+    <MicrosoftNETRuntimeMonoTargetsSdkPackageVersion>11.0.0-preview.5.26229.113</MicrosoftNETRuntimeMonoTargetsSdkPackageVersion>
+    <MicrosoftNETSdkPackageVersion>11.0.100-preview.5.26229.113</MicrosoftNETSdkPackageVersion>
+    <MicrosoftNETCoreAppRefPackageVersion>11.0.0-preview.5.26229.113</MicrosoftNETCoreAppRefPackageVersion>
+    <MicrosoftTemplateEngineAuthoringTasksPackageVersion>11.0.100-preview.5.26229.113</MicrosoftTemplateEngineAuthoringTasksPackageVersion>
     <!-- dotnet-macios dependencies -->
     <MicrosoftiOSSdknet100_260PackageVersion>26.0.11017</MicrosoftiOSSdknet100_260PackageVersion>
     <MicrosoftiOSSdknet100_264PackageVersion>26.4.10259</MicrosoftiOSSdknet100_264PackageVersion>

diff --git a/eng/Version.Details.xml b/eng/Version.Details.xml
@@ -1,29 +1,29 @@
 <Dependencies>
   <ProductDependencies>
-    <Dependency Name="Microsoft.NET.Sdk" Version="11.0.100-preview.4.26215.121">
+    <Dependency Name="Microsoft.NET.Sdk" Version="11.0.100-preview.5.26229.113">
       <Uri>https://github.com/dotnet/dotnet</Uri>
-      <Sha>ab01524bbb2ef1eea0ffaef161b3ef5686e8f256</Sha>
+      <Sha>4c4e7f410fc876590f219fc6022b6c18d6f6a475</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.NET.ILLink" Version="11.0.0-preview.4.26215.121">
+    <Dependency Name="Microsoft.NET.ILLink" Version="11.0.0-preview.5.26229.113">
       <Uri>https://github.com/dotnet/dotnet</Uri>
-      <Sha>ab01524bbb2ef1eea0ffaef161b3ef5686e8f256</Sha>
+      <Sha>4c4e7f410fc876590f219fc6022b6c18d6f6a475</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.NET.ILLink.Tasks" Version="11.0.0-preview.4.26215.121">
+    <Dependency Name="Microsoft.NET.ILLink.Tasks" Version="11.0.0-preview.5.26229.113">
       <Uri>https://github.com/dotnet/dotnet</Uri>
-      <Sha>ab01524bbb2ef1eea0ffaef161b3ef5686e8f256</Sha>
+      <Sha>4c4e7f410fc876590f219fc6022b6c18d6f6a475</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.NET.Runtime.MonoTargets.Sdk" Version="11.0.0-preview.4.26215.121">
+    <Dependency Name="Microsoft.NET.Runtime.MonoTargets.Sdk" Version="11.0.0-preview.5.26229.113">
       <Uri>https://github.com/dotnet/dotnet</Uri>
-      <Sha>ab01524bbb2ef1eea0ffaef161b3ef5686e8f256</Sha>
+      <Sha>4c4e7f410fc876590f219fc6022b6c18d6f6a475</Sha>
     </Dependency>
     <!-- Set TRACKING_DOTNET_RUNTIME_SEPARATELY to something in Make.config if changing the version outside of dependency flow -->
-    <Dependency Name="Microsoft.NETCore.App.Ref" Version="11.0.0-preview.4.26215.121">
+    <Dependency Name="Microsoft.NETCore.App.Ref" Version="11.0.0-preview.5.26229.113">
       <Uri>https://github.com/dotnet/dotnet</Uri>
-      <Sha>ab01524bbb2ef1eea0ffaef161b3ef5686e8f256</Sha>
+      <Sha>4c4e7f410fc876590f219fc6022b6c18d6f6a475</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.DotNet.Cecil" Version="0.11.5-preview.26215.121">
+    <Dependency Name="Microsoft.DotNet.Cecil" Version="0.11.5-preview.26229.113">
       <Uri>https://github.com/dotnet/dotnet</Uri>
-      <Sha>ab01524bbb2ef1eea0ffaef161b3ef5686e8f256</Sha>
+      <Sha>4c4e7f410fc876590f219fc6022b6c18d6f6a475</Sha>
     </Dependency>
     <!-- This is a subscription of the .NET 10/Xcode 26.0 versions of our packages -->
     <Dependency Name="Microsoft.MacCatalyst.Sdk.net10.0_26.0" Version="26.0.11017">
@@ -61,25 +61,25 @@
     </Dependency>
   </ProductDependencies>
   <ToolsetDependencies>
-    <Dependency Name="Microsoft.DotNet.Build.Tasks.Feed" Version="11.0.0-beta.26215.121">
+    <Dependency Name="Microsoft.DotNet.Build.Tasks.Feed" Version="11.0.0-beta.26229.113">
       <Uri>https://github.com/dotnet/dotnet</Uri>
-      <Sha>ab01524bbb2ef1eea0ffaef161b3ef5686e8f256</Sha>
+      <Sha>4c4e7f410fc876590f219fc6022b6c18d6f6a475</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.DotNet.SharedFramework.Sdk" Version="11.0.0-beta.26215.121">
+    <Dependency Name="Microsoft.DotNet.SharedFramework.Sdk" Version="11.0.0-beta.26229.113">
       <Uri>https://github.com/dotnet/dotnet</Uri>
-      <Sha>ab01524bbb2ef1eea0ffaef161b3ef5686e8f256</Sha>
+      <Sha>4c4e7f410fc876590f219fc6022b6c18d6f6a475</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.TemplateEngine.Authoring.Tasks" Version="11.0.100-preview.4.26215.121">
+    <Dependency Name="Microsoft.TemplateEngine.Authoring.Tasks" Version="11.0.100-preview.5.26229.113">
       <Uri>https://github.com/dotnet/dotnet</Uri>
-      <Sha>ab01524bbb2ef1eea0ffaef161b3ef5686e8f256</Sha>
+      <Sha>4c4e7f410fc876590f219fc6022b6c18d6f6a475</Sha>
     </Dependency>
     <Dependency Name="Microsoft.DotNet.XHarness.iOS.Shared" Version="11.0.0-prerelease.26217.1">
       <Uri>https://github.com/dotnet/xharness</Uri>
       <Sha>866707736d49c2323628744716cda2475b3af9ee</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.DotNet.Arcade.Sdk" Version="11.0.0-beta.26215.121">
+    <Dependency Name="Microsoft.DotNet.Arcade.Sdk" Version="11.0.0-beta.26229.113">
       <Uri>https://github.com/dotnet/dotnet</Uri>
-      <Sha>ab01524bbb2ef1eea0ffaef161b3ef5686e8f256</Sha>
+      <Sha>4c4e7f410fc876590f219fc6022b6c18d6f6a475</Sha>
       <SourceBuild RepoName="arcade" ManagedOnly="true" />
     </Dependency>
   </ToolsetDependencies>

diff --git a/eng/common/core-templates/post-build/post-build.yml b/eng/common/core-templates/post-build/post-build.yml
@@ -225,7 +225,7 @@ stages:
         displayName: Validate
         inputs:
           filePath: eng\common\sdk-task.ps1
-          arguments: -task SigningValidation -restore
+          arguments: -task SigningValidation -restore -msbuildEngine dotnet
             /p:PackageBasePath='$(Build.ArtifactStagingDirectory)/PackageArtifacts'
             /p:SignCheckExclusionsFile='$(System.DefaultWorkingDirectory)/eng/SignCheckExclusionsFile.txt'
             ${{ parameters.signingValidationAdditionalParameters }}

diff --git a/eng/common/tools.ps1 b/eng/common/tools.ps1
@@ -185,7 +185,11 @@ function InitializeDotNetCli([bool]$install, [bool]$createSdkLocationFile) {
   if ((-not $globalJsonHasRuntimes) -and (-not [string]::IsNullOrEmpty($env:DOTNET_INSTALL_DIR)) -and (Test-Path(Join-Path $env:DOTNET_INSTALL_DIR "sdk\$dotnetSdkVersion"))) {
     $dotnetRoot = $env:DOTNET_INSTALL_DIR
   } else {
-    $dotnetRoot = Join-Path $RepoRoot '.dotnet'
+    if (-not [string]::IsNullOrEmpty($env:DOTNET_GLOBAL_INSTALL_DIR)) {
+      $dotnetRoot = $env:DOTNET_GLOBAL_INSTALL_DIR
+    } else {
+      $dotnetRoot = Join-Path $RepoRoot '.dotnet'
+    }
 
     if (-not (Test-Path(Join-Path $dotnetRoot "sdk\$dotnetSdkVersion"))) {
       if ($install) {
@@ -677,9 +681,19 @@ function InitializeToolset() {
   }
 
   $downloadArgs = @("package", "download", "Microsoft.DotNet.Arcade.Sdk@$toolsetVersion", "--verbosity", "minimal", "--prerelease", "--output", "$nugetCache")
-  if ($env:NUGET_CONFIG) {
+  $nugetConfig = $env:NUGET_CONFIG
+  if (-not $nugetConfig) {
+    # Search for any variation of nuget.config in the RepoRoot
+    $configFile = Get-ChildItem -Path $RepoRoot -File | Where-Object { $_.Name -ieq "nuget.config" } | Select-Object -First 1
+
+    if ($configFile) {
+        $nugetConfig = $configFile.FullName
+    }
+  }
+
+  if ($nugetConfig) {
     $downloadArgs += "--configfile"
-    $downloadArgs += $env:NUGET_CONFIG
+    $downloadArgs += $nugetConfig
   }
   DotNet @downloadArgs
 

diff --git a/eng/common/tools.sh b/eng/common/tools.sh
@@ -148,7 +148,11 @@ function InitializeDotNetCli {
   if [[ $global_json_has_runtimes == false && -n "${DOTNET_INSTALL_DIR:-}" && -d "$DOTNET_INSTALL_DIR/sdk/$dotnet_sdk_version" ]]; then
     dotnet_root="$DOTNET_INSTALL_DIR"
   else
-    dotnet_root="${repo_root}.dotnet"
+    if [[ -n "${DOTNET_GLOBAL_INSTALL_DIR:-}" ]]; then
+      dotnet_root="$DOTNET_GLOBAL_INSTALL_DIR"
+    else
+      dotnet_root="${repo_root}.dotnet"
+    fi
 
     export DOTNET_INSTALL_DIR="$dotnet_root"
 
@@ -427,8 +431,19 @@ function InitializeToolset {
   fi
 
   local download_args=("package" "download" "Microsoft.DotNet.Arcade.Sdk@$toolset_version" "--verbosity" "minimal" "--prerelease" "--output" "$_GetNuGetPackageCachePath")
-  if [[ -n "${NUGET_CONFIG:-}" ]]; then
-    download_args+=("--configfile" "$NUGET_CONFIG")
+  local nuget_config="${NUGET_CONFIG:-}"
+  if [[ -z "$nuget_config" ]]; then
+    # Search for any variation of nuget.config in the RepoRoot
+    local found_config
+    found_config=$(find "$repo_root" -maxdepth 1 -type f -iname "nuget.config" -print -quit)
+
+    if [[ -n "$found_config" ]]; then
+      nuget_config="$found_config"
+    fi
+  fi
+
+  if [[ -n "$nuget_config" ]]; then
+    download_args+=("--configfile" "$nuget_config")
   fi
   DotNet "${download_args[@]}"
 

diff --git a/global.json b/global.json
@@ -1,16 +1,16 @@
 {
   "sdk": {
-    "version": "11.0.100-preview.4.26215.121",
+    "version": "11.0.100-preview.5.26229.113",
     "paths": [
       "builds/downloads/dotnet",
       "$host$"
     ],
     "errorMessage": "The .NET SDK could not be found, please run 'make dotnet -C builds'."
   },
   "tools": {
-    "dotnet": "11.0.100-preview.4.26215.121"
+    "dotnet": "11.0.100-preview.5.26229.113"
   },
   "msbuild-sdks": {
-    "Microsoft.DotNet.Arcade.Sdk": "11.0.0-beta.26215.121"
+    "Microsoft.DotNet.Arcade.Sdk": "11.0.0-beta.26229.113"
   }
 }
Original file line number	Diff line number	Diff line change
Expand Up		@@ -62,3 +62,4 @@ However, we provide links to older Xamarin.iOS and Mac packages for macOS downgr

		Copyright (c) .NET Foundation Contributors. All rights reserved.
		Licensed under the [MIT](https://github.com/dotnet/macios/blob/main/LICENSE) License.