From e78f79d350d223d70adff72a2d44dd784401e133 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Wed, 17 Dec 2025 21:46:11 +0000
Subject: [PATCH 1/2] Initial plan


From 314ebe7b0126b8882b640566f495c9bf9bc49959 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Wed, 17 Dec 2025 21:54:17 +0000
Subject: [PATCH 2/2] Update target framework conditions and VS version
 requirements

Co-authored-by: marcpopMSFT <12663534+marcpopMSFT@users.noreply.github.com>
---
 .../Microsoft.NET.SupportedTargetFrameworks.props      | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/Tasks/Microsoft.NET.Build.Tasks/targets/Microsoft.NET.SupportedTargetFrameworks.props b/src/Tasks/Microsoft.NET.Build.Tasks/targets/Microsoft.NET.SupportedTargetFrameworks.props
index 509e027d00e3..56269079adb4 100644
--- a/src/Tasks/Microsoft.NET.Build.Tasks/targets/Microsoft.NET.SupportedTargetFrameworks.props
+++ b/src/Tasks/Microsoft.NET.Build.Tasks/targets/Microsoft.NET.SupportedTargetFrameworks.props
@@ -14,6 +14,8 @@ Copyright (c) .NET Foundation. All rights reserved.
      This is used by VS to show the list of frameworks to which projects can be retargeted. -->
 <Project>
     <!-- .NET Core App -->
+    <!-- Conditional inclusion ensures customers using new SDKs with older VS versions do not see unsupported target frameworks.
+         For example, net10.0 is not supported in VS 17.14 and should only appear when using VS 18.0.0 or higher. -->
     <ItemGroup>
         <SupportedNETCoreAppTargetFramework Include=".NETCoreApp,Version=v1.0" DisplayName=".NET Core 1.0" Alias="netcoreapp1.0" />
         <SupportedNETCoreAppTargetFramework Include=".NETCoreApp,Version=v1.1" DisplayName=".NET Core 1.1" Alias="netcoreapp1.1" />
@@ -26,15 +28,15 @@ Copyright (c) .NET Foundation. All rights reserved.
         <SupportedNETCoreAppTargetFramework Include=".NETCoreApp,Version=v6.0" DisplayName=".NET 6.0" Alias="net6.0" />
         <SupportedNETCoreAppTargetFramework Include=".NETCoreApp,Version=v7.0" DisplayName=".NET 7.0" Alias="net7.0" />
         <SupportedNETCoreAppTargetFramework Include=".NETCoreApp,Version=v8.0" DisplayName=".NET 8.0" Alias="net8.0" />
-        <SupportedNETCoreAppTargetFramework Include=".NETCoreApp,Version=v9.0" DisplayName=".NET 9.0" Alias="net9.0"
-                                            Condition="$([MSBuild]::VersionGreaterThanOrEquals($(MSBuildVersion), '17.12.0'))"/>
-        <SupportedNETCoreAppTargetFramework Include=".NETCoreApp,Version=v10.0" DisplayName=".NET 10.0" Alias="net10.0" />
+        <SupportedNETCoreAppTargetFramework Include=".NETCoreApp,Version=v9.0" DisplayName=".NET 9.0" Alias="net9.0" />
+        <SupportedNETCoreAppTargetFramework Include=".NETCoreApp,Version=v10.0" DisplayName=".NET 10.0" Alias="net10.0"
+                                            Condition="$([MSBuild]::VersionGreaterThanOrEquals($(MSBuildVersion), '18.0.0'))"/>
     </ItemGroup>
 
     <PropertyGroup>
         <!-- This is for a better error experience when using an older VS (with an older SDK) to target a newer TFM. The value should be the min VS version for N+1 version-->
         <UnsupportedTargetFrameworkVersion>$([MSBuild]::Add($(NETCoreAppMaximumVersion), 1)).0</UnsupportedTargetFrameworkVersion>
-        <MinimumVisualStudioVersionForUnsupportedTargetFrameworkVersion>17.16</MinimumVisualStudioVersionForUnsupportedTargetFrameworkVersion>
+        <MinimumVisualStudioVersionForUnsupportedTargetFrameworkVersion>19.0</MinimumVisualStudioVersionForUnsupportedTargetFrameworkVersion>
     </PropertyGroup>
 
     <!-- .NET Standard -->