dotnet · dotnet-maestro · Feb 10, 2026 · Feb 10, 2026 · Feb 10, 2026 · Feb 10, 2026
diff --git a/eng/Version.Details.props b/eng/Version.Details.props
diff --git a/eng/Version.Details.xml b/eng/Version.Details.xml
diff --git a/eng/Versions.props b/eng/Versions.props
@@ -15,7 +15,7 @@
     <PackageVersionNet7>7.0.20</PackageVersionNet7>
     <PackageVersionNet6>6.0.36</PackageVersionNet6>
     <PreReleaseVersionLabel>preview</PreReleaseVersionLabel>
-    <PreReleaseVersionIteration>1</PreReleaseVersionIteration>
+    <PreReleaseVersionIteration>2</PreReleaseVersionIteration>
     <!-- Enable to remove prerelease label. -->
     <StabilizePackageVersion Condition="'$(StabilizePackageVersion)' == ''">false</StabilizePackageVersion>
     <DotNetFinalVersionKind Condition="'$(StabilizePackageVersion)' == 'true'">release</DotNetFinalVersionKind>

diff --git a/eng/common/core-templates/job/publish-build-assets.yml b/eng/common/core-templates/job/publish-build-assets.yml
@@ -80,7 +80,7 @@ jobs:
     # If it's not devdiv, it's dnceng
     ${{ if ne(variables['System.TeamProject'], 'DevDiv') }}:
       name: NetCore1ESPool-Publishing-Internal
-      image: windows.vs2019.amd64
+      image: windows.vs2022.amd64
       os: windows
   steps:
   - ${{ if eq(parameters.is1ESPipeline, '') }}:

diff --git a/eng/common/core-templates/job/source-build.yml b/eng/common/core-templates/job/source-build.yml
@@ -60,19 +60,19 @@ jobs:
       pool:
         ${{ if eq(variables['System.TeamProject'], 'public') }}:
           name: $[replace(replace(eq(contains(coalesce(variables['System.PullRequest.TargetBranch'], variables['Build.SourceBranch'], 'refs/heads/main'), 'release'), 'true'), True, 'NetCore-Svc-Public' ), False, 'NetCore-Public')]
-          demands: ImageOverride -equals build.ubuntu.2204.amd64
+          demands: ImageOverride -equals build.azurelinux.3.amd64.open
         ${{ if eq(variables['System.TeamProject'], 'internal') }}:
           name: $[replace(replace(eq(contains(coalesce(variables['System.PullRequest.TargetBranch'], variables['Build.SourceBranch'], 'refs/heads/main'), 'release'), 'true'), True, 'NetCore1ESPool-Svc-Internal'), False, 'NetCore1ESPool-Internal')]
-          image: 1es-azurelinux-3
+          image: build.azurelinux.3.amd64
           os: linux
     ${{ else }}:
       pool:
         ${{ if eq(variables['System.TeamProject'], 'public') }}:
           name: $[replace(replace(eq(contains(coalesce(variables['System.PullRequest.TargetBranch'], variables['Build.SourceBranch'], 'refs/heads/main'), 'release'), 'true'), True, 'NetCore-Svc-Public' ), False, 'NetCore-Public')]
-          demands: ImageOverride -equals Build.Ubuntu.2204.Amd64.Open
+          demands: ImageOverride -equals build.azurelinux.3.amd64.open
         ${{ if eq(variables['System.TeamProject'], 'internal') }}:
           name: $[replace(replace(eq(contains(coalesce(variables['System.PullRequest.TargetBranch'], variables['Build.SourceBranch'], 'refs/heads/main'), 'release'), 'true'), True, 'NetCore1ESPool-Svc-Internal'), False, 'NetCore1ESPool-Internal')]
-          demands: ImageOverride -equals Build.Ubuntu.2204.Amd64
+          demands: ImageOverride -equals build.azurelinux.3.amd64
   ${{ if ne(parameters.platform.pool, '') }}:
     pool: ${{ parameters.platform.pool }}
 

diff --git a/eng/common/core-templates/post-build/post-build.yml b/eng/common/core-templates/post-build/post-build.yml
@@ -293,11 +293,11 @@ stages:
         ${{ else }}:
           ${{ if eq(parameters.is1ESPipeline, true) }}:
             name: NetCore1ESPool-Publishing-Internal
-            image: windows.vs2019.amd64
+            image: windows.vs2022.amd64
             os: windows
           ${{ else }}:
             name: NetCore1ESPool-Publishing-Internal
-            demands: ImageOverride -equals windows.vs2019.amd64
+            demands: ImageOverride -equals windows.vs2022.amd64
       steps:
       - template: /eng/common/core-templates/post-build/setup-maestro-vars.yml
         parameters:

diff --git a/eng/common/cross/build-rootfs.sh b/eng/common/cross/build-rootfs.sh
@@ -295,9 +295,7 @@ while :; do
             ;;
         noble) # Ubuntu 24.04
             __CodeName=noble
-            if [[ -z "$__LLDB_Package" ]]; then
-                __LLDB_Package="liblldb-19-dev"
-            fi
+            __LLDB_Package="liblldb-19-dev"
             ;;
         stretch) # Debian 9
             __CodeName=stretch

diff --git a/eng/common/native/install-dependencies.sh b/eng/common/native/install-dependencies.sh
@@ -24,16 +24,16 @@ case "$os" in
             apt update
 
             apt install -y build-essential gettext locales cmake llvm clang lld lldb liblldb-dev libunwind8-dev libicu-dev liblttng-ust-dev \
-                libssl-dev libkrb5-dev pigz cpio
+                libssl-dev libkrb5-dev pigz cpio ninja-build
 
             localedef -i en_US -c -f UTF-8 -A /usr/share/locale/locale.alias en_US.UTF-8
         elif [ "$ID" = "fedora" ] || [ "$ID" = "rhel" ] || [ "$ID" = "azurelinux" ] || [ "$ID" = "centos" ]; then
             pkg_mgr="$(command -v tdnf 2>/dev/null || command -v dnf)"
-            $pkg_mgr install -y cmake llvm lld lldb clang python curl libicu-devel openssl-devel krb5-devel lttng-ust-devel pigz cpio
+            $pkg_mgr install -y cmake llvm lld lldb clang python curl libicu-devel openssl-devel krb5-devel lttng-ust-devel pigz cpio ninja-build
         elif [ "$ID" = "amzn" ]; then
-            dnf install -y cmake llvm lld lldb clang python libicu-devel openssl-devel krb5-devel lttng-ust-devel pigz cpio
+            dnf install -y cmake llvm lld lldb clang python libicu-devel openssl-devel krb5-devel lttng-ust-devel pigz cpio ninja-build
         elif [ "$ID" = "alpine" ]; then
-            apk add build-base cmake bash curl clang llvm-dev lld lldb krb5-dev lttng-ust-dev icu-dev openssl-dev pigz cpio
+            apk add build-base cmake bash curl clang llvm-dev lld lldb krb5-dev lttng-ust-dev icu-dev openssl-dev pigz cpio ninja
         else
             echo "Unsupported distro. distro: $ID"
             exit 1
@@ -54,6 +54,7 @@ brew "openssl@3"
 brew "pkgconf"
 brew "python3"
 brew "pigz"
+brew "ninja"
 EOF
         ;;
 

diff --git a/eng/common/templates/variables/pool-providers.yml b/eng/common/templates/variables/pool-providers.yml
@@ -23,7 +23,7 @@
 #
 #        pool:
 #           name: $(DncEngInternalBuildPool)
-#           demands: ImageOverride -equals windows.vs2019.amd64
+#           demands: ImageOverride -equals windows.vs2022.amd64
 variables:
   - ${{ if eq(variables['System.TeamProject'], 'internal') }}:
     - template: /eng/common/templates-official/variables/pool-providers.yml

diff --git a/global.json b/global.json
@@ -1,18 +1,18 @@
 {
   "sdk": {
-    "version": "11.0.100-alpha.1.26064.118",
+    "version": "11.0.100-preview.1.26078.121",
     "allowPrerelease": true,
     "rollForward": "major"
   },
   "tools": {
-    "dotnet": "11.0.100-alpha.1.26064.118"
+    "dotnet": "11.0.100-preview.1.26078.121"
   },
   "msbuild-sdks": {
-    "Microsoft.DotNet.Arcade.Sdk": "11.0.0-beta.26069.103",
-    "Microsoft.DotNet.Helix.Sdk": "11.0.0-beta.26069.103",
-    "Microsoft.DotNet.SharedFramework.Sdk": "11.0.0-beta.26069.103",
+    "Microsoft.DotNet.Arcade.Sdk": "11.0.0-beta.26110.116",
+    "Microsoft.DotNet.Helix.Sdk": "11.0.0-beta.26110.116",
+    "Microsoft.DotNet.SharedFramework.Sdk": "11.0.0-beta.26110.116",
     "Microsoft.Build.NoTargets": "3.7.0",
     "Microsoft.Build.Traversal": "3.4.0",
-    "Microsoft.NET.Sdk.IL": "11.0.0-preview.1.26069.103"
+    "Microsoft.NET.Sdk.IL": "11.0.0-preview.2.26110.116"
   }
 }
diff --git a/src/native/managed/cdac/mscordaccore_universal/mscordaccore_universal.csproj b/src/native/managed/cdac/mscordaccore_universal/mscordaccore_universal.csproj
@@ -33,7 +33,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <ProjectReference Include="..\Microsoft.Diagnostics.DataContractReader.Legacy\Microsoft.Diagnostics.DataContractReader.Legacy.csproj" />
+    <ProjectReference Include="..\Microsoft.Diagnostics.DataContractReader.Legacy\Microsoft.Diagnostics.DataContractReader.Legacy.csproj" GlobalPropertiesToRemove="RuntimeIdentifier" />
   </ItemGroup>
 
   <Import Project="Sdk.targets" Sdk="Microsoft.NET.Sdk" />

diff --git a/src/tests/build.proj b/src/tests/build.proj
@@ -209,7 +209,7 @@
   <Target Name="RestorePackage">
     <PropertyGroup>
       <_ConfigurationProperties>/p:TargetOS=$(TargetOS) /p:TargetArchitecture=$(TargetArchitecture) /p:Configuration=$(Configuration) /p:CrossBuild=$(CrossBuild)</_ConfigurationProperties>
-      <_ConfigurationProperties Condition="'$(UseLocalAppHostPack)' == 'true'">$(_ConfigurationProperties) -p:EnableAppHostPackDownload=false -p:EnableTargetingPackDownload=false -p:EnableRuntimePackDownload=false</_ConfigurationProperties>
+      <_ConfigurationProperties Condition="'$(UseLocalAppHostPack)' == 'true' or '$(TargetOS)' == 'browser'">$(_ConfigurationProperties) -p:EnableAppHostPackDownload=false -p:EnableTargetingPackDownload=false -p:EnableRuntimePackDownload=false</_ConfigurationProperties>
       <_ForceRestore Condition="'$(_ForceRestore)' == 'true'">-f</_ForceRestore>
       <DotnetRestoreCommand>"$(DotNetTool)" restore $(_ForceRestore) -r $(RuntimeIdentifier) $(RestoreProj) $(PackageVersionArg) /p:SetTFMForRestore=true /p:RuntimeIdentifier=$(RuntimeIdentifier) $(_ConfigurationProperties)</DotnetRestoreCommand>
     </PropertyGroup>