diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 0f0f35a..c38c2d0 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -84,7 +84,11 @@ jobs:
 
   build-macos:
     name: Build macOS Package And Sample
-    runs-on: macos-latest
+    # macos-26 image ships with Xcode 26.x, required by the .NET 10 macOS workload
+    # (Xamarin.Shared.Sdk targets refuse to build/link with older Xcode). The
+    # macos-latest label is still pinned to macOS 15 (Xcode 16.x), which causes
+    # "This version of .NET for macOS requires Xcode 26.0" build errors.
+    runs-on: macos-26
 
     steps:
       - name: Checkout
@@ -95,6 +99,22 @@ jobs:
         with:
           dotnet-version: ${{ env.DOTNET_VERSION }}
 
+      - name: Select Xcode 26.0
+        # The .NET 10 macOS workload (Microsoft.macOS.Sdk.net10.0_26.0 26.0.11017)
+        # pins Xcode to 26.0 exactly. The macos-26 image defaults to a newer Xcode
+        # (e.g. 26.2), which causes "requires Xcode 26.0" build errors. Switch to
+        # the Xcode 26.0.x installed on the image. Use the canonical 26.0.1 path
+        # rather than the /Applications/Xcode_26.0.app symlink — xcrun/xcodebuild
+        # otherwise fail to resolve the MacOSX SDK ("SDK ... cannot be located",
+        # "install_name_tool exited with code 72"). Also run -runFirstLaunch so
+        # the SDK / command-line components are registered for the new selection.
+        shell: bash
+        run: |
+          sudo xcode-select -s /Applications/Xcode_26.0.1.app
+          sudo xcodebuild -runFirstLaunch
+          xcodebuild -version
+          xcrun --sdk macosx --show-sdk-path
+
       - name: Install macOS workload
         shell: bash
         run: dotnet workload install macos --skip-manifest-update
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 50c9be0..ed65cc0 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -135,7 +135,8 @@ jobs:
 
   pack-nuget-macos:
     name: Pack And Publish macOS NuGet
-    runs-on: macos-latest
+    # macos-26 ships with Xcode 26.x as required by the .NET 10 macOS workload.
+    runs-on: macos-26
     needs: pack-nuget
 
     steps:
@@ -147,6 +148,19 @@ jobs:
         with:
           dotnet-version: ${{ env.DOTNET_VERSION }}
 
+      - name: Select Xcode 26.0
+        # The .NET 10 macOS workload pins Xcode to 26.0 exactly; the macos-26
+        # image defaults to a newer Xcode that the Xamarin SDK rejects. Use the
+        # canonical Xcode_26.0.1.app path (not the /Applications/Xcode_26.0.app
+        # symlink), and run -runFirstLaunch so the MacOSX SDK / command-line
+        # components are properly registered for the new selection.
+        shell: bash
+        run: |
+          sudo xcode-select -s /Applications/Xcode_26.0.1.app
+          sudo xcodebuild -runFirstLaunch
+          xcodebuild -version
+          xcrun --sdk macosx --show-sdk-path
+
       - name: Install macOS workload
         shell: bash
         run: dotnet workload install macos --skip-manifest-update
@@ -349,7 +363,8 @@ jobs:
 
   publish-samples-macos:
     name: Publish macOS Samples
-    runs-on: macos-latest
+    # macos-26 ships with Xcode 26.x as required by the .NET 10 macOS workload.
+    runs-on: macos-26
     needs: pack-nuget
 
     steps:
@@ -361,6 +376,19 @@ jobs:
         with:
           dotnet-version: ${{ env.DOTNET_VERSION }}
 
+      - name: Select Xcode 26.0
+        # The .NET 10 macOS workload pins Xcode to 26.0 exactly; the macos-26
+        # image defaults to a newer Xcode that the Xamarin SDK rejects. Use the
+        # canonical Xcode_26.0.1.app path (not the /Applications/Xcode_26.0.app
+        # symlink), and run -runFirstLaunch so the MacOSX SDK / command-line
+        # components are properly registered for the new selection.
+        shell: bash
+        run: |
+          sudo xcode-select -s /Applications/Xcode_26.0.1.app
+          sudo xcodebuild -runFirstLaunch
+          xcodebuild -version
+          xcrun --sdk macosx --show-sdk-path
+
       - name: Install macOS workload
         shell: bash
         run: dotnet workload install macos --skip-manifest-update
diff --git a/samples/NativeWebHost.Sample.Mac/NativeWebHost.Sample.Mac.csproj b/samples/NativeWebHost.Sample.Mac/NativeWebHost.Sample.Mac.csproj
index 9488164..c2df212 100644
--- a/samples/NativeWebHost.Sample.Mac/NativeWebHost.Sample.Mac.csproj
+++ b/samples/NativeWebHost.Sample.Mac/NativeWebHost.Sample.Mac.csproj
@@ -8,6 +8,8 @@
     <RootNamespace>NativeWebHost.Sample.Mac</RootNamespace>
     <AssemblyName>NativeWebHost.Sample.Mac</AssemblyName>
     <Version>0.1.0-preview.3</Version>
+    <ApplicationId>com.iotsharp.nativewebhost.sample.mac</ApplicationId>
+    <ApplicationTitle>NativeWebHost.Sample.Mac</ApplicationTitle>
     <SupportedOSPlatformVersion>$(NativeWebHostMacOSMinimumVersion)</SupportedOSPlatformVersion>
   </PropertyGroup>