From 7247eaf08f2dd90db20b1201313513bad6566974 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Thu, 22 Jan 2026 12:19:37 +0000
Subject: [PATCH 1/2] Initial plan


From feffd4e6db0189f529f9ebe9864c1e7c96d6fc38 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Thu, 22 Jan 2026 12:30:32 +0000
Subject: [PATCH 2/2] Revert .NET 11 and Arcade 11 updates to stay on .NET 10
 and Arcade 10

Co-authored-by: T-Gro <46543583+T-Gro@users.noreply.github.com>
---
 eng/Version.Details.props | 2 +-
 eng/Version.Details.xml   | 6 +++---
 eng/Versions.props        | 2 +-
 global.json               | 6 +++---
 4 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/eng/Version.Details.props b/eng/Version.Details.props
index abf6c8efbb9..6754ff54050 100644
--- a/eng/Version.Details.props
+++ b/eng/Version.Details.props
@@ -27,7 +27,7 @@ This file should be imported by eng/Versions.props
     <MicrosoftCodeAnalysisFeaturesPackageVersion>5.0.0-2.25480.7</MicrosoftCodeAnalysisFeaturesPackageVersion>
     <MicrosoftVisualStudioLanguageServicesPackageVersion>5.0.0-2.25480.7</MicrosoftVisualStudioLanguageServicesPackageVersion>
     <!-- dotnet/arcade dependencies -->
-    <MicrosoftDotNetArcadeSdkPackageVersion>11.0.0-beta.26067.2</MicrosoftDotNetArcadeSdkPackageVersion>
+    <MicrosoftDotNetArcadeSdkPackageVersion>10.0.0-beta.26062.3</MicrosoftDotNetArcadeSdkPackageVersion>
     <!-- _git/dotnet-optimization dependencies -->
     <optimizationlinuxarm64MIBCRuntimePackageVersion>1.0.0-prerelease.25502.1</optimizationlinuxarm64MIBCRuntimePackageVersion>
     <optimizationlinuxx64MIBCRuntimePackageVersion>1.0.0-prerelease.25502.1</optimizationlinuxx64MIBCRuntimePackageVersion>
diff --git a/eng/Version.Details.xml b/eng/Version.Details.xml
index bef7fd8415a..6b291afcfa4 100644
--- a/eng/Version.Details.xml
+++ b/eng/Version.Details.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <Dependencies>
-  <Source Uri="https://github.com/dotnet/dotnet" Mapping="fsharp" Sha="a8b46ab052618a946f8b728e7ffa6566ef7c094b" BarId="298090" />
+  <Source Uri="https://github.com/dotnet/dotnet" Mapping="fsharp" Sha="887f3d5a26e1001ee2777afde10cadcacb8cc735" BarId="297286" />
   <ProductDependencies>
     <Dependency Name="Microsoft.Build" Version="18.1.0-preview-25515-01">
       <Uri>https://github.com/dotnet/msbuild</Uri>
@@ -76,9 +76,9 @@
     </Dependency>
   </ProductDependencies>
   <ToolsetDependencies>
-    <Dependency Name="Microsoft.DotNet.Arcade.Sdk" Version="11.0.0-beta.26067.2">
+    <Dependency Name="Microsoft.DotNet.Arcade.Sdk" Version="10.0.0-beta.26062.3">
       <Uri>https://github.com/dotnet/arcade</Uri>
-      <Sha>b92cc5b406acf996b29a653dd4454b87f1d83c5f</Sha>
+      <Sha>9f518f2be968c4c0102c2e3f8c793c5b7f28b731</Sha>
     </Dependency>
     <Dependency Name="optimization.windows_nt-x64.MIBC.Runtime" Version="1.0.0-prerelease.25502.1">
       <Uri>https://dev.azure.com/dnceng/internal/_git/dotnet-optimization</Uri>
diff --git a/eng/Versions.props b/eng/Versions.props
index 21ff401dd40..5ad3a8a340a 100644
--- a/eng/Versions.props
+++ b/eng/Versions.props
@@ -15,7 +15,7 @@
     <!-- Don't use the built in support for pre-release iteration. The nuget repack task doesn't support
          the iteration format at the moment. https://github.com/dotnet/arcade/issues/15919 -->
     <FSharpPreReleaseIteration></FSharpPreReleaseIteration>
-    <PreReleaseVersionLabel>preview$(FSharpPreReleaseIteration)</PreReleaseVersionLabel>
+    <PreReleaseVersionLabel>alpha$(FSharpPreReleaseIteration)</PreReleaseVersionLabel>
     <!-- F# Version components -->
     <FSMajorVersion>11</FSMajorVersion>
     <FSMinorVersion>0</FSMinorVersion>
diff --git a/global.json b/global.json
index 958772923de..8bf41689fed 100644
--- a/global.json
+++ b/global.json
@@ -1,6 +1,6 @@
 {
   "sdk": {
-    "version": "11.0.100-alpha.1.26060.102",
+    "version": "10.0.100",
     "allowPrerelease": true,
     "paths": [
       ".dotnet",
@@ -9,7 +9,7 @@
     "errorMessage": "The .NET SDK could not be found, please run ./eng/common/dotnet.sh."
   },
   "tools": {
-    "dotnet": "11.0.100-alpha.1.26060.102",
+    "dotnet": "10.0.100",
     "vs": {
       "version": "18.0",
       "components": [
@@ -22,7 +22,7 @@
     "perl": "5.38.2.2"
   },
   "msbuild-sdks": {
-    "Microsoft.DotNet.Arcade.Sdk": "11.0.0-beta.26067.2",
+    "Microsoft.DotNet.Arcade.Sdk": "10.0.0-beta.26062.3",
     "Microsoft.DotNet.Helix.Sdk": "8.0.0-beta.23255.2"
   }
 }