diff --git a/Directory.Packages.props b/Directory.Packages.props
index 99fd7dfe23..01586ede25 100644
--- a/Directory.Packages.props
+++ b/Directory.Packages.props
@@ -12,7 +12,7 @@
     <CentralPackageTransitivePinningEnabled>false</CentralPackageTransitivePinningEnabled>
   </PropertyGroup>
   <PropertyGroup Label="Product dependencies">
-    <AspireHostingTestingVersion>9.5.1</AspireHostingTestingVersion>
+    <AspireHostingTestingVersion>13.1.0</AspireHostingTestingVersion>
     <MicrosoftBuildVersion>17.11.48</MicrosoftBuildVersion>
     <MicrosoftCodeAnalysisVersion>3.11.0</MicrosoftCodeAnalysisVersion>
     <MicrosoftCodeAnalysisVersionForTests>4.10.0</MicrosoftCodeAnalysisVersionForTests>
@@ -23,7 +23,7 @@
     <MicrosoftNETCoreUniversalWindowsPlatformVersion>6.2.14</MicrosoftNETCoreUniversalWindowsPlatformVersion>
     <!-- Test Platform, .NET Test SDK and Object Model  -->
     <MicrosoftNETTestSdkVersion>18.0.1</MicrosoftNETTestSdkVersion>
-    <MicrosoftPlaywrightVersion>1.56.0</MicrosoftPlaywrightVersion>
+    <MicrosoftPlaywrightVersion>1.58.0</MicrosoftPlaywrightVersion>
     <MicrosoftTestingExtensionsFakesVersion>18.1.1</MicrosoftTestingExtensionsFakesVersion>
     <MicrosoftTestingInternalFrameworkVersion>1.5.0-preview.24577.4</MicrosoftTestingInternalFrameworkVersion>
     <SystemThreadingTasksExtensionsVersion>4.5.4</SystemThreadingTasksExtensionsVersion>
diff --git a/azure-pipelines-codeql.yml b/azure-pipelines-codeql.yml
index 19e1e27093..97e510acfc 100644
--- a/azure-pipelines-codeql.yml
+++ b/azure-pipelines-codeql.yml
@@ -6,7 +6,7 @@ parameters:
   default: true
 
 variables:
-- template: /eng/common/templates/variables/pool-providers.yml
+- template: /eng/common/templates-official/variables/pool-providers.yml@self
   # CG is handled in the primary CI pipeline
 - name: skipComponentGovernanceDetection
   value: true
@@ -35,7 +35,7 @@ schedules:
     branches:
       include:
       - main
-      - rel/4.0
+      - rel/4.1
     always: true
 
 jobs:
@@ -43,7 +43,7 @@ jobs:
   displayName: CodeQL
   pool:
     name: $(DncEngInternalBuildPool)
-    demands: ImageOverride -equals windows.vs2026preview.scout.amd64.open
+    demands: ImageOverride -equals windows.vs2026preview.scout.amd64
   timeoutInMinutes: 90
 
   steps:
diff --git a/azure-pipelines-official.yml b/azure-pipelines-official.yml
index a53f701568..79a0f6f79f 100644
--- a/azure-pipelines-official.yml
+++ b/azure-pipelines-official.yml
@@ -107,9 +107,7 @@ extends:
           enableTelemetry: true
           jobs:
           - job: Windows
-            # Allow build, test, publishing, etc to take 90 minutes, plus allow for 2 hours of manual validation.
-            # We will only publish to test-tools feed if manual validation passes and is manually approved.
-            timeoutInMinutes: 210
+            timeoutInMinutes: 90
             pool:
               name: $(DncEngInternalBuildPool)
               image: windows.vs2026preview.scout.amd64
@@ -197,27 +195,20 @@ extends:
                   ArtifactName: TestResults_Windows_Attempt$(System.JobAttempt)
                 condition: always()
 
-            # Manual validation is only needed for RTM.
-            # This allows us to keep re-building the same RTM version until it passes manual validation, then we publish it to test-tools, where we have only one chance at publishing the final (RTM) package.
-            - ${{ if ne(parameters.isRTM, False) }}:
-              - task: ManualValidation@0
-                displayName: 'Wait for manual validation before publishing to test-tools feed'
-                timeoutInMinutes: 120
-                inputs:
-                    notifyUsers: ''
-                    instructions: 'Please validate the build configuration and resume'
-                    onTimeout: 'reject'
-
             - task: NuGetAuthenticate@1
               displayName: 'NuGet Authenticate to test-tools feed'
 
-            - task: 1ES.PublishNuget@1
-              displayName: 'Publish NuGet packages to test-tools feed'
-              inputs:
-                # Do not push symbol packages nor Microsoft.Testing.Platform package
-                packageParentPath: '$(Build.SourcesDirectory)/artifacts/packages/$(_BuildConfig)'
-                packagesToPush: '$(Build.SourcesDirectory)/artifacts/packages/$(_BuildConfig)/**/*.nupkg;!$(Build.SourcesDirectory)/artifacts/packages/$(_BuildConfig)/**/*.symbols.nupkg;!$(Build.SourcesDirectory)/artifacts/packages/$(_BuildConfig)/NonShipping/Microsoft.Testing.Platform.*.nupkg'
-                publishVstsFeed: 'public/test-tools'
+              # Final builds should not go into test-tools package feed, so we can keep re-building them until we are ready to ship to nuget.org.
+              # This has to depend on the parameter and not on variable, variables are not defined early enough to be used in templating condition.
+              # We still need the final builds on test-tools so that internal repos can consume it, so we will publish it manually.
+            - ${{ if eq(parameters.isRTM, False) }}:
+              - task: 1ES.PublishNuget@1
+                displayName: 'Publish NuGet packages to test-tools feed'
+                inputs:
+                  # Do not push symbol packages nor Microsoft.Testing.Platform package
+                  packageParentPath: '$(Build.SourcesDirectory)/artifacts/packages/$(_BuildConfig)'
+                  packagesToPush: '$(Build.SourcesDirectory)/artifacts/packages/$(_BuildConfig)/**/*.nupkg;!$(Build.SourcesDirectory)/artifacts/packages/$(_BuildConfig)/**/*.symbols.nupkg;!$(Build.SourcesDirectory)/artifacts/packages/$(_BuildConfig)/NonShipping/Microsoft.Testing.Platform.*.nupkg'
+                  publishVstsFeed: 'public/test-tools'
 
           - job: Linux
             timeoutInMinutes: 90
diff --git a/eng/Version.Details.xml b/eng/Version.Details.xml
index 72852b4cc8..d931bcea01 100644
--- a/eng/Version.Details.xml
+++ b/eng/Version.Details.xml
@@ -17,13 +17,13 @@
       <Uri>https://dev.azure.com/devdiv/DevDiv/_git/vs-code-coverage</Uri>
       <Sha>d3d17aac8329f24259c83d33e8f1bd8d1371e108</Sha>
     </Dependency>
-    <Dependency Name="MSTest" Version="4.1.0-preview.26078.2">
+    <Dependency Name="MSTest" Version="4.1.0-preview.26102.3">
       <Uri>https://github.com/microsoft/testfx</Uri>
-      <Sha>25cc8f2b28eac830a37d1c666f05fa5b95d07b76</Sha>
+      <Sha>263532d95929e372f9d2e3688cbaa4ac7288d9df</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.Testing.Platform" Version="2.1.0-preview.26078.2">
+    <Dependency Name="Microsoft.Testing.Platform" Version="2.1.0-preview.26102.3">
       <Uri>https://github.com/microsoft/testfx</Uri>
-      <Sha>25cc8f2b28eac830a37d1c666f05fa5b95d07b76</Sha>
+      <Sha>263532d95929e372f9d2e3688cbaa4ac7288d9df</Sha>
     </Dependency>
   </ToolsetDependencies>
 </Dependencies>
diff --git a/eng/Versions.props b/eng/Versions.props
index 896cdcae87..dccc83f846 100644
--- a/eng/Versions.props
+++ b/eng/Versions.props
@@ -10,7 +10,7 @@
     <MicrosoftDotNetBuildTasksTemplatingPackageVersion>11.0.0-beta.26080.3</MicrosoftDotNetBuildTasksTemplatingPackageVersion>
     <MicrosoftTestingExtensionsCodeCoverageVersion>18.4.0-preview.26077.3</MicrosoftTestingExtensionsCodeCoverageVersion>
     <!-- empty line to avoid merge conflicts for darc PRs to update CC and MSTest+MTP -->
-    <MSTestVersion>4.1.0-preview.26078.2</MSTestVersion>
-    <MicrosoftTestingPlatformVersion>2.1.0-preview.26078.2</MicrosoftTestingPlatformVersion>
+    <MSTestVersion>4.1.0-preview.26102.3</MSTestVersion>
+    <MicrosoftTestingPlatformVersion>2.1.0-preview.26102.3</MicrosoftTestingPlatformVersion>
   </PropertyGroup>
 </Project>