diff --git a/Directory.Build.props b/Directory.Build.props
index c2fceffbab..68a9adf5ae 100644
--- a/Directory.Build.props
+++ b/Directory.Build.props
@@ -14,6 +14,7 @@
   </PropertyGroup>
 
   <PropertyGroup>
+    <RepositoryUrl>https://github.com/dotnet/diagnostics</RepositoryUrl>
     <PackageIconUrl>http://go.microsoft.com/fwlink/?LinkID=288859</PackageIconUrl>
     <RepositoryType>git</RepositoryType>
     <PackageLicenseExpression>MIT</PackageLicenseExpression>
diff --git a/NuGet.config b/NuGet.config
index 2dc10a79b4..3bb324b16f 100644
--- a/NuGet.config
+++ b/NuGet.config
@@ -7,13 +7,14 @@
     <clear />
     <!--Begin: Package sources managed by Dependency Flow automation. Do not edit the sources below.-->
     <!--  Begin: Package sources from dotnet-dotnet -->
-    <add key="darc-pub-dotnet-dotnet-5ddd0dd" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/darc-pub-dotnet-dotnet-5ddd0ddc/nuget/v3/index.json" />
     <!--  End: Package sources from dotnet-dotnet -->
     <!--  Begin: Package sources from dotnet-aspnetcore -->
     <!--  End: Package sources from dotnet-aspnetcore -->
     <!--  Begin: Package sources from dotnet-runtime -->
     <!--  End: Package sources from dotnet-runtime -->
     <!--End: Package sources managed by Dependency Flow automation. Do not edit the sources above.-->
+    <add key="dotnet11" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/dotnet11/nuget/v3/index.json" />
+    <add key="dotnet11-transport" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/dotnet11-transport/nuget/v3/index.json" />
     <add key="dotnet10" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/dotnet10/nuget/v3/index.json" />
     <add key="dotnet10-transport" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/dotnet10-transport/nuget/v3/index.json" />
     <add key="dotnet9" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/dotnet9/nuget/v3/index.json" />
diff --git a/dotnet.cmd b/dotnet.cmd
index d6d258846e..052d6fb75a 100644
--- a/dotnet.cmd
+++ b/dotnet.cmd
@@ -14,9 +14,6 @@ set /p dotnetPath=<%~dp0artifacts\toolset\sdk.txt
 :: misleading value (such as 'MCD' in HP PCs) may lead to build breakage (issue: #69).
 set Platform=
 
-:: Don't resolve runtime, shared framework, or SDK from other locations to ensure build determinism
-set DOTNET_MULTILEVEL_LOOKUP=0
-
 :: Disable first run since we want to control all package sources
 set DOTNET_SKIP_FIRST_TIME_EXPERIENCE=1
 
diff --git a/dotnet.sh b/dotnet.sh
index a612ebac1c..59df999a59 100755
--- a/dotnet.sh
+++ b/dotnet.sh
@@ -12,9 +12,6 @@ while [[ -h $source ]]; do
 done
 scriptroot="$( cd -P "$( dirname "$source" )" && pwd )"
 
-# Don't resolve runtime, shared framework, or SDK from other locations to ensure build determinism
-export DOTNET_MULTILEVEL_LOOKUP=0
-
 # Disable first run since we want to control all package sources
 export DOTNET_SKIP_FIRST_TIME_EXPERIENCE=1
 
diff --git a/eng/Version.Details.props b/eng/Version.Details.props
index 9aa6694cf9..ef0d23687c 100644
--- a/eng/Version.Details.props
+++ b/eng/Version.Details.props
@@ -5,48 +5,45 @@ This file should be imported by eng/Versions.props
 -->
 <Project>
   <PropertyGroup>
-    <!-- microsoft/clrmd dependencies -->
-    <MicrosoftDiagnosticsRuntimePackageVersion>4.0.0-beta.26072.1</MicrosoftDiagnosticsRuntimePackageVersion>
-    <MicrosoftDiagnosticsRuntimeUtilitiesPackageVersion>4.0.0-beta.26072.1</MicrosoftDiagnosticsRuntimeUtilitiesPackageVersion>
-    <!-- dotnet/command-line-api dependencies -->
-    <SystemCommandLinePackageVersion>2.0.0-beta5.25210.1</SystemCommandLinePackageVersion>
-    <!-- dotnet/android dependencies -->
+    <!-- dotnet-android dependencies -->
     <XamarinAndroidToolsAndroidSdkPackageVersion>1.0.105-preview.225</XamarinAndroidToolsAndroidSdkPackageVersion>
-    <!-- dotnet/arcade dependencies -->
+    <!-- dotnet-arcade dependencies -->
     <MicrosoftDotNetArcadeSdkPackageVersion>10.0.0-beta.26123.2</MicrosoftDotNetArcadeSdkPackageVersion>
     <MicrosoftDotNetCodeAnalysisPackageVersion>10.0.0-beta.26123.2</MicrosoftDotNetCodeAnalysisPackageVersion>
     <MicrosoftDotNetRemoteExecutorPackageVersion>7.0.0-beta.22316.2</MicrosoftDotNetRemoteExecutorPackageVersion>
-    <!-- dotnet/dotnet dependencies -->
-    <MicrosoftAspNetCoreAppRefPackageVersion>10.0.5</MicrosoftAspNetCoreAppRefPackageVersion>
-    <MicrosoftAspNetCoreAppRefInternalPackageVersion>10.0.5-servicing.26153.111</MicrosoftAspNetCoreAppRefInternalPackageVersion>
-    <MicrosoftCodeAnalysisPackageVersion>5.0.0-2.26153.111</MicrosoftCodeAnalysisPackageVersion>
-    <MicrosoftCodeAnalysisAnalyzersPackageVersion>5.0.0-2.26153.111</MicrosoftCodeAnalysisAnalyzersPackageVersion>
-    <MicrosoftCodeAnalysisCSharpPackageVersion>5.0.0-2.26153.111</MicrosoftCodeAnalysisCSharpPackageVersion>
-    <MicrosoftCodeAnalysisNetAnalyzersPackageVersion>10.0.105</MicrosoftCodeAnalysisNetAnalyzersPackageVersion>
-    <MicrosoftNETSdkPackageVersion>10.0.105-servicing.26153.111</MicrosoftNETSdkPackageVersion>
-    <MicrosoftNETCoreAppRefPackageVersion>10.0.5</MicrosoftNETCoreAppRefPackageVersion>
-    <MicrosoftNETCorePlatformsPackageVersion>10.0.5-servicing.26153.111</MicrosoftNETCorePlatformsPackageVersion>
-    <runtimelinuxarm64MicrosoftDotNetCdacTransportPackageVersion>10.0.5-servicing.26153.111</runtimelinuxarm64MicrosoftDotNetCdacTransportPackageVersion>
-    <runtimelinuxx64MicrosoftDotNetCdacTransportPackageVersion>10.0.5-servicing.26153.111</runtimelinuxx64MicrosoftDotNetCdacTransportPackageVersion>
-    <runtimeosxarm64MicrosoftDotNetCdacTransportPackageVersion>10.0.5-servicing.26153.111</runtimeosxarm64MicrosoftDotNetCdacTransportPackageVersion>
-    <runtimeosxx64MicrosoftDotNetCdacTransportPackageVersion>10.0.5-servicing.26153.111</runtimeosxx64MicrosoftDotNetCdacTransportPackageVersion>
-    <runtimewinarm64MicrosoftDotNetCdacTransportPackageVersion>10.0.5-servicing.26153.111</runtimewinarm64MicrosoftDotNetCdacTransportPackageVersion>
-    <runtimewinx64MicrosoftDotNetCdacTransportPackageVersion>10.0.5-servicing.26153.111</runtimewinx64MicrosoftDotNetCdacTransportPackageVersion>
+    <!-- dotnet-command-line-api dependencies -->
+    <SystemCommandLinePackageVersion>2.0.0-beta5.25210.1</SystemCommandLinePackageVersion>
+    <!-- dotnet-dotnet dependencies -->
+    <MicrosoftAspNetCoreAppRefPackageVersion>11.0.0-preview.3.26167.112</MicrosoftAspNetCoreAppRefPackageVersion>
+    <MicrosoftAspNetCoreAppRefInternalPackageVersion>11.0.0-preview.3.26167.112</MicrosoftAspNetCoreAppRefInternalPackageVersion>
+    <MicrosoftCodeAnalysisPackageVersion>5.6.0-2.26167.112</MicrosoftCodeAnalysisPackageVersion>
+    <MicrosoftCodeAnalysisAnalyzersPackageVersion>5.6.0-2.26167.112</MicrosoftCodeAnalysisAnalyzersPackageVersion>
+    <MicrosoftCodeAnalysisCSharpPackageVersion>5.6.0-2.26167.112</MicrosoftCodeAnalysisCSharpPackageVersion>
+    <MicrosoftCodeAnalysisNetAnalyzersPackageVersion>11.0.100-preview.3.26167.112</MicrosoftCodeAnalysisNetAnalyzersPackageVersion>
+    <MicrosoftNETSdkPackageVersion>11.0.100-preview.3.26167.112</MicrosoftNETSdkPackageVersion>
+    <MicrosoftNETCoreAppRefPackageVersion>11.0.0-preview.3.26167.112</MicrosoftNETCoreAppRefPackageVersion>
+    <MicrosoftNETCorePlatformsPackageVersion>11.0.0-preview.3.26167.112</MicrosoftNETCorePlatformsPackageVersion>
+    <runtimelinuxarm64MicrosoftDotNetCdacTransportPackageVersion>11.0.0-preview.3.26167.112</runtimelinuxarm64MicrosoftDotNetCdacTransportPackageVersion>
+    <runtimelinuxx64MicrosoftDotNetCdacTransportPackageVersion>11.0.0-preview.3.26167.112</runtimelinuxx64MicrosoftDotNetCdacTransportPackageVersion>
+    <runtimeosxarm64MicrosoftDotNetCdacTransportPackageVersion>11.0.0-preview.3.26167.112</runtimeosxarm64MicrosoftDotNetCdacTransportPackageVersion>
+    <runtimeosxx64MicrosoftDotNetCdacTransportPackageVersion>11.0.0-preview.3.26167.112</runtimeosxx64MicrosoftDotNetCdacTransportPackageVersion>
+    <runtimewinarm64MicrosoftDotNetCdacTransportPackageVersion>11.0.0-preview.3.26167.112</runtimewinarm64MicrosoftDotNetCdacTransportPackageVersion>
+    <runtimewinx64MicrosoftDotNetCdacTransportPackageVersion>11.0.0-preview.3.26167.112</runtimewinx64MicrosoftDotNetCdacTransportPackageVersion>
+    <!-- microsoft-clrmd dependencies -->
+    <MicrosoftDiagnosticsRuntimePackageVersion>4.0.0-beta.26072.1</MicrosoftDiagnosticsRuntimePackageVersion>
+    <MicrosoftDiagnosticsRuntimeUtilitiesPackageVersion>4.0.0-beta.26072.1</MicrosoftDiagnosticsRuntimeUtilitiesPackageVersion>
   </PropertyGroup>
   <!--Property group for alternate package version names-->
   <PropertyGroup>
-    <!-- microsoft/clrmd dependencies -->
-    <MicrosoftDiagnosticsRuntimeVersion>$(MicrosoftDiagnosticsRuntimePackageVersion)</MicrosoftDiagnosticsRuntimeVersion>
-    <MicrosoftDiagnosticsRuntimeUtilitiesVersion>$(MicrosoftDiagnosticsRuntimeUtilitiesPackageVersion)</MicrosoftDiagnosticsRuntimeUtilitiesVersion>
-    <!-- dotnet/command-line-api dependencies -->
-    <SystemCommandLineVersion>$(SystemCommandLinePackageVersion)</SystemCommandLineVersion>
-    <!-- dotnet/android dependencies -->
+    <!-- dotnet-android dependencies -->
     <XamarinAndroidToolsAndroidSdkVersion>$(XamarinAndroidToolsAndroidSdkPackageVersion)</XamarinAndroidToolsAndroidSdkVersion>
-    <!-- dotnet/arcade dependencies -->
+    <!-- dotnet-arcade dependencies -->
     <MicrosoftDotNetArcadeSdkVersion>$(MicrosoftDotNetArcadeSdkPackageVersion)</MicrosoftDotNetArcadeSdkVersion>
     <MicrosoftDotNetCodeAnalysisVersion>$(MicrosoftDotNetCodeAnalysisPackageVersion)</MicrosoftDotNetCodeAnalysisVersion>
     <MicrosoftDotNetRemoteExecutorVersion>$(MicrosoftDotNetRemoteExecutorPackageVersion)</MicrosoftDotNetRemoteExecutorVersion>
-    <!-- dotnet/dotnet dependencies -->
+    <!-- dotnet-command-line-api dependencies -->
+    <SystemCommandLineVersion>$(SystemCommandLinePackageVersion)</SystemCommandLineVersion>
+    <!-- dotnet-dotnet dependencies -->
     <MicrosoftAspNetCoreAppRefVersion>$(MicrosoftAspNetCoreAppRefPackageVersion)</MicrosoftAspNetCoreAppRefVersion>
     <MicrosoftAspNetCoreAppRefInternalVersion>$(MicrosoftAspNetCoreAppRefInternalPackageVersion)</MicrosoftAspNetCoreAppRefInternalVersion>
     <MicrosoftCodeAnalysisVersion>$(MicrosoftCodeAnalysisPackageVersion)</MicrosoftCodeAnalysisVersion>
@@ -62,5 +59,8 @@ This file should be imported by eng/Versions.props
     <runtimeosxx64MicrosoftDotNetCdacTransportVersion>$(runtimeosxx64MicrosoftDotNetCdacTransportPackageVersion)</runtimeosxx64MicrosoftDotNetCdacTransportVersion>
     <runtimewinarm64MicrosoftDotNetCdacTransportVersion>$(runtimewinarm64MicrosoftDotNetCdacTransportPackageVersion)</runtimewinarm64MicrosoftDotNetCdacTransportVersion>
     <runtimewinx64MicrosoftDotNetCdacTransportVersion>$(runtimewinx64MicrosoftDotNetCdacTransportPackageVersion)</runtimewinx64MicrosoftDotNetCdacTransportVersion>
+    <!-- microsoft-clrmd dependencies -->
+    <MicrosoftDiagnosticsRuntimeVersion>$(MicrosoftDiagnosticsRuntimePackageVersion)</MicrosoftDiagnosticsRuntimeVersion>
+    <MicrosoftDiagnosticsRuntimeUtilitiesVersion>$(MicrosoftDiagnosticsRuntimeUtilitiesPackageVersion)</MicrosoftDiagnosticsRuntimeUtilitiesVersion>
   </PropertyGroup>
 </Project>
diff --git a/eng/Version.Details.xml b/eng/Version.Details.xml
index 8fe48cdba6..9943f2eb2e 100644
--- a/eng/Version.Details.xml
+++ b/eng/Version.Details.xml
@@ -1,5 +1,5 @@
 <Dependencies>
-  <Source Uri="https://github.com/dotnet/dotnet" Mapping="diagnostics" Sha="4e6cfd9762f7562d398be31e2bff79f3e993a9c2" BarId="284895" />
+  <Source Uri="https://github.com/dotnet/dotnet" Mapping="diagnostics" Sha="a6a5ddf95840f305b42bd43a8d30b062f9b67d1f" BarId="306701" />
   <ProductDependencies>
     <Dependency Name="Microsoft.Diagnostics.Runtime" Version="4.0.0-beta.26072.1">
       <Uri>https://github.com/microsoft/clrmd</Uri>
@@ -32,75 +32,75 @@
       <Sha>ccfe6da198c5f05534863bbb1bff66e830e0c6ab</Sha>
     </Dependency>
     <!-- dotnet/installer: Testing version of the SDK. Needed for the signed & entitled host. -->
-    <Dependency Name="Microsoft.NET.Sdk" Version="10.0.105-servicing.26153.111">
+    <Dependency Name="Microsoft.NET.Sdk" Version="11.0.100-preview.3.26167.112">
       <Uri>https://github.com/dotnet/dotnet</Uri>
-      <Sha>a612c2a1056fe3265387ae3ff7c94eba1505caf9</Sha>
+      <Sha>a6a5ddf95840f305b42bd43a8d30b062f9b67d1f</Sha>
     </Dependency>
     <!-- Latest shared aspnetcore version updated by darc -->
-    <Dependency Name="Microsoft.AspNetCore.App.Ref.Internal" Version="10.0.5-servicing.26153.111">
+    <Dependency Name="Microsoft.AspNetCore.App.Ref.Internal" Version="11.0.0-preview.3.26167.112">
       <Uri>https://github.com/dotnet/dotnet</Uri>
-      <Sha>a612c2a1056fe3265387ae3ff7c94eba1505caf9</Sha>
+      <Sha>a6a5ddf95840f305b42bd43a8d30b062f9b67d1f</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.AspNetCore.App.Ref" Version="10.0.5">
+    <Dependency Name="Microsoft.AspNetCore.App.Ref" Version="11.0.0-preview.3.26167.112">
       <Uri>https://github.com/dotnet/dotnet</Uri>
-      <Sha>a612c2a1056fe3265387ae3ff7c94eba1505caf9</Sha>
+      <Sha>a6a5ddf95840f305b42bd43a8d30b062f9b67d1f</Sha>
     </Dependency>
     <!-- Latest shared runtime version updated by darc -->
     <!-- We use platforms for the unstable package version and
       the ref pack as the stable version. We need them as download links
       use the unstable version, but the installed assets are all stable.  -->
-    <Dependency Name="Microsoft.NETCore.App.Ref" Version="10.0.5">
+    <Dependency Name="Microsoft.NETCore.App.Ref" Version="11.0.0-preview.3.26167.112">
       <Uri>https://github.com/dotnet/dotnet</Uri>
-      <Sha>a612c2a1056fe3265387ae3ff7c94eba1505caf9</Sha>
+      <Sha>a6a5ddf95840f305b42bd43a8d30b062f9b67d1f</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.NETCore.Platforms" Version="10.0.5-servicing.26153.111">
+    <Dependency Name="Microsoft.NETCore.Platforms" Version="11.0.0-preview.3.26167.112">
       <Uri>https://github.com/dotnet/dotnet</Uri>
-      <Sha>a612c2a1056fe3265387ae3ff7c94eba1505caf9</Sha>
+      <Sha>a6a5ddf95840f305b42bd43a8d30b062f9b67d1f</Sha>
     </Dependency>
-    <Dependency Name="runtime.win-x64.Microsoft.DotNet.Cdac.Transport" Version="10.0.5-servicing.26153.111">
+    <Dependency Name="runtime.win-x64.Microsoft.DotNet.Cdac.Transport" Version="11.0.0-preview.3.26167.112">
       <Uri>https://github.com/dotnet/dotnet</Uri>
-      <Sha>a612c2a1056fe3265387ae3ff7c94eba1505caf9</Sha>
+      <Sha>a6a5ddf95840f305b42bd43a8d30b062f9b67d1f</Sha>
     </Dependency>
-    <Dependency Name="runtime.win-arm64.Microsoft.DotNet.Cdac.Transport" Version="10.0.5-servicing.26153.111">
+    <Dependency Name="runtime.win-arm64.Microsoft.DotNet.Cdac.Transport" Version="11.0.0-preview.3.26167.112">
       <Uri>https://github.com/dotnet/dotnet</Uri>
-      <Sha>a612c2a1056fe3265387ae3ff7c94eba1505caf9</Sha>
+      <Sha>a6a5ddf95840f305b42bd43a8d30b062f9b67d1f</Sha>
     </Dependency>
-    <Dependency Name="runtime.linux-x64.Microsoft.DotNet.Cdac.Transport" Version="10.0.5-servicing.26153.111">
+    <Dependency Name="runtime.linux-x64.Microsoft.DotNet.Cdac.Transport" Version="11.0.0-preview.3.26167.112">
       <Uri>https://github.com/dotnet/dotnet</Uri>
-      <Sha>a612c2a1056fe3265387ae3ff7c94eba1505caf9</Sha>
+      <Sha>a6a5ddf95840f305b42bd43a8d30b062f9b67d1f</Sha>
     </Dependency>
-    <Dependency Name="runtime.linux-arm64.Microsoft.DotNet.Cdac.Transport" Version="10.0.5-servicing.26153.111">
+    <Dependency Name="runtime.linux-arm64.Microsoft.DotNet.Cdac.Transport" Version="11.0.0-preview.3.26167.112">
       <Uri>https://github.com/dotnet/dotnet</Uri>
-      <Sha>a612c2a1056fe3265387ae3ff7c94eba1505caf9</Sha>
+      <Sha>a6a5ddf95840f305b42bd43a8d30b062f9b67d1f</Sha>
     </Dependency>
-    <Dependency Name="runtime.osx-x64.Microsoft.DotNet.Cdac.Transport" Version="10.0.5-servicing.26153.111">
+    <Dependency Name="runtime.osx-x64.Microsoft.DotNet.Cdac.Transport" Version="11.0.0-preview.3.26167.112">
       <Uri>https://github.com/dotnet/dotnet</Uri>
-      <Sha>a612c2a1056fe3265387ae3ff7c94eba1505caf9</Sha>
+      <Sha>a6a5ddf95840f305b42bd43a8d30b062f9b67d1f</Sha>
     </Dependency>
-    <Dependency Name="runtime.osx-arm64.Microsoft.DotNet.Cdac.Transport" Version="10.0.5-servicing.26153.111">
+    <Dependency Name="runtime.osx-arm64.Microsoft.DotNet.Cdac.Transport" Version="11.0.0-preview.3.26167.112">
       <Uri>https://github.com/dotnet/dotnet</Uri>
-      <Sha>a612c2a1056fe3265387ae3ff7c94eba1505caf9</Sha>
+      <Sha>a6a5ddf95840f305b42bd43a8d30b062f9b67d1f</Sha>
     </Dependency>
     <!--
       These versions should not be used by any project that contributes to the design-time experience in VS, such as an analyzer, code-fix, or generator assembly.
       Any tools that contribute to the design-time experience should use the MicrosoftCodeAnalysisVersion_LatestVS property above to ensure
       they do not break the local dev experience.
     -->
-    <Dependency Name="Microsoft.CodeAnalysis" Version="5.0.0-2.26153.111">
+    <Dependency Name="Microsoft.CodeAnalysis" Version="5.6.0-2.26167.112">
       <Uri>https://github.com/dotnet/dotnet</Uri>
-      <Sha>a612c2a1056fe3265387ae3ff7c94eba1505caf9</Sha>
+      <Sha>a6a5ddf95840f305b42bd43a8d30b062f9b67d1f</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.CodeAnalysis.CSharp" Version="5.0.0-2.26153.111">
+    <Dependency Name="Microsoft.CodeAnalysis.CSharp" Version="5.6.0-2.26167.112">
       <Uri>https://github.com/dotnet/dotnet</Uri>
-      <Sha>a612c2a1056fe3265387ae3ff7c94eba1505caf9</Sha>
+      <Sha>a6a5ddf95840f305b42bd43a8d30b062f9b67d1f</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.CodeAnalysis.Analyzers" Version="5.0.0-2.26153.111">
+    <Dependency Name="Microsoft.CodeAnalysis.Analyzers" Version="5.6.0-2.26167.112">
       <Uri>https://github.com/dotnet/dotnet</Uri>
-      <Sha>a612c2a1056fe3265387ae3ff7c94eba1505caf9</Sha>
+      <Sha>a6a5ddf95840f305b42bd43a8d30b062f9b67d1f</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.CodeAnalysis.NetAnalyzers" Version="10.0.105">
+    <Dependency Name="Microsoft.CodeAnalysis.NetAnalyzers" Version="11.0.100-preview.3.26167.112">
       <Uri>https://github.com/dotnet/dotnet</Uri>
-      <Sha>a612c2a1056fe3265387ae3ff7c94eba1505caf9</Sha>
+      <Sha>a6a5ddf95840f305b42bd43a8d30b062f9b67d1f</Sha>
     </Dependency>
   </ToolsetDependencies>
 </Dependencies>
diff --git a/eng/Versions.props b/eng/Versions.props
index d7234ad798..4fb4cfc4df 100644
--- a/eng/Versions.props
+++ b/eng/Versions.props
@@ -1,9 +1,13 @@
 <Project>
-  <Import Project="Version.Details.props" Condition="Exists('Version.Details.props')" />
+
+  <Import Project="Version.Details.props" />
+
   <PropertyGroup>
-    <RepositoryUrl>https://github.com/dotnet/diagnostics</RepositoryUrl>
-    <PreReleaseVersionLabel>preview</PreReleaseVersionLabel>
     <VersionPrefix>10.0.0</VersionPrefix>
+    <PreReleaseVersionLabel>preview</PreReleaseVersionLabel>
+    <PreReleaseVersionIteration></PreReleaseVersionIteration>
+    <!-- Allowed values: '', 'prerelease', 'release'. Set to 'release' when stabilizing. -->
+    <DotNetFinalVersionKind></DotNetFinalVersionKind>
     <DotNetUseShippingVersions>true</DotNetUseShippingVersions>
     <AutoGenerateAssemblyVersion>true</AutoGenerateAssemblyVersion>
     <!--
@@ -14,10 +18,12 @@
       and we don't participate in prodcon.
     -->
     <SkipPackagePublishingVersionChecks>true</SkipPackagePublishingVersionChecks>
+
+    <!-- Arcade features -->
+    <UsingToolXliff>false</UsingToolXliff>
   </PropertyGroup>
+
   <PropertyGroup>
-    <!-- Opt-in/out repo features -->
-    <UsingToolXliff>false</UsingToolXliff>
     <AzureIdentityVersion>1.13.1</AzureIdentityVersion>
     <AzureCoreVersion>1.45.0</AzureCoreVersion>
     <AzureStorageBlobsVersion>12.23.0</AzureStorageBlobsVersion>
@@ -76,6 +82,7 @@
     -->
     <MicrosoftCodeAnalysisCSharpCodeStyleVersion>$(MicrosoftCodeAnalysisVersion_LatestVS)</MicrosoftCodeAnalysisCSharpCodeStyleVersion>
   </PropertyGroup>
+
   <!--
     SOS test runtime versions
 
@@ -91,6 +98,7 @@
     <MicrosoftNETCoreApp90Version>9.0.14</MicrosoftNETCoreApp90Version>
     <MicrosoftNETCoreApp80Version>8.0.25</MicrosoftNETCoreApp80Version>
   </PropertyGroup>
+
   <PropertyGroup>
     <DotnetRuntimeVersion Condition="'$(DotnetRuntimeVersion)' == ''">default</DotnetRuntimeVersion>
     <PrivateBuildTesting Condition="'$(PrivateBuildTesting)' == ''">false</PrivateBuildTesting>
@@ -98,6 +106,7 @@
     <InternalReleaseTesting Condition="'$(DotnetRuntimeVersion)' != 'default'">true</InternalReleaseTesting>
     <ExtraInstallArgs>-runtimesourcefeed '$(RuntimeSourceFeed)' -runtimesourcefeedkey '$(RuntimeSourceFeedKey)'</ExtraInstallArgs>
   </PropertyGroup>
+
   <ItemGroup Condition="!$(PrivateBuildTesting) AND !$(InternalReleaseTesting)">
     <RuntimeTestVersions Include="Latest">
       <RuntimeDownload>$(MicrosoftNETCorePlatformsVersion)</RuntimeDownload>
@@ -121,6 +130,7 @@
       <TargetFramework>net8.0</TargetFramework>
     </RuntimeTestVersions>
   </ItemGroup>
+
   <!-- Private build testing -->
   <ItemGroup Condition="$(PrivateBuildTesting)">
     <RuntimeTestVersions Include="Latest">
@@ -131,6 +141,7 @@
       <TargetFramework>net10.0</TargetFramework>
     </RuntimeTestVersions>
   </ItemGroup>
+
   <!-- Internal service release testing -->
   <ItemGroup Condition="$(InternalReleaseTesting)">
     <RuntimeTestVersions Include="Latest" Condition="'$(DotnetRuntimeDownloadVersion)' != 'default'">
@@ -144,4 +155,5 @@
       <ExtraInstallArgs>$(ExtraInstallArgs)</ExtraInstallArgs>
     </RuntimeTestVersions>
   </ItemGroup>
+
 </Project>
diff --git a/eng/native/ijw/getRefPackFolderFromSdk.ps1 b/eng/native/ijw/getRefPackFolderFromSdk.ps1
index 1b59248cb4..f4ebd3fec9 100644
--- a/eng/native/ijw/getRefPackFolderFromSdk.ps1
+++ b/eng/native/ijw/getRefPackFolderFromSdk.ps1
@@ -14,14 +14,17 @@ $dotnetSdkVersion = $GlobalJson.tools.dotnet
 $sdkBundledVersionsFile = "$dotnetRoot/sdk/$dotnetSdkVersion/Microsoft.NETCoreSdk.BundledVersions.props"
 
 $refPackVersion = Select-Xml -Path $sdkBundledVersionsFile -XPath "/Project/PropertyGroup/BundledNETCoreAppPackageVersion" | %{$_.Node.InnerText}
-$refPackTfmVersion = Select-Xml -Path $sdkBundledVersionsFile -XPath "/Project/PropertyGroup/BundledNETCoreAppTargetFrameworkVersion" | %{$_.Node.InnerText}
 
-$refPackPath = "$dotnetRoot/packs/Microsoft.NETCore.App.Ref/$refPackVersion/ref/net$refPackTfmVersion"
+# The actual path to assemblies is defined by the information in data/FrameworkList.xml, but we don't need to read that.  Instead just find the path to System.Runtime.dll and use its folder.
+$refPackBase = "$dotnetRoot/packs/Microsoft.NETCore.App.Ref/$refPackVersion/ref"
+$systemRuntimeDll = Get-ChildItem -Path $refPackBase -Recurse -Filter "System.Runtime.dll" | Select-Object -First 1
 
-if (-not (Test-Path $refPackPath))
+if (-not $systemRuntimeDll)
 {
     Write-Error "Reference assemblies not found in the SDK folder. Did the SDK layout change? Did the SDK change how it describes the bundled runtime version?"
     exit 1
 }
 
+$refPackPath = Split-Path $systemRuntimeDll.FullName -Parent
+
 Write-Output "refPackPath=$refPackPath"
diff --git a/src/Microsoft.Diagnostics.TestHelpers/DotNetBuildDebuggeeTestStep.cs b/src/Microsoft.Diagnostics.TestHelpers/DotNetBuildDebuggeeTestStep.cs
index 91c0d0d52f..b0fe89ddf9 100644
--- a/src/Microsoft.Diagnostics.TestHelpers/DotNetBuildDebuggeeTestStep.cs
+++ b/src/Microsoft.Diagnostics.TestHelpers/DotNetBuildDebuggeeTestStep.cs
@@ -195,7 +195,6 @@ protected async Task Restore(string extraArgs, ITestOutputHelper output)
             }
             output.WriteLine("Launching {0} {1}", DotNetToolPath, args);
             ProcessRunner runner = new ProcessRunner(DotNetToolPath, args)
-                .WithEnvironmentVariable("DOTNET_MULTILEVEL_LOOKUP", "0")
                 .WithEnvironmentVariable("DOTNET_ROOT", Path.GetDirectoryName(DotNetToolPath))
                 .WithEnvironmentVariable("DOTNET_CLI_DO_NOT_USE_MSBUILD_SERVER", "true")
                 .WithEnvironmentVariable("DOTNET_MSBUILD_SDK_RESOLVER_CLI_DIR", Path.GetDirectoryName(DotNetToolPath))
@@ -243,7 +242,6 @@ protected async Task Build(string dotnetArgs, ITestOutputHelper output)
 
             output.WriteLine("Launching {0} {1}", DotNetToolPath, dotnetArgs);
             ProcessRunner runner = new ProcessRunner(DotNetToolPath, dotnetArgs)
-                .WithEnvironmentVariable("DOTNET_MULTILEVEL_LOOKUP", "0")
                 .WithEnvironmentVariable("DOTNET_ROOT", Path.GetDirectoryName(DotNetToolPath))
                 .WithEnvironmentVariable("DOTNET_CLI_DO_NOT_USE_MSBUILD_SERVER", "true")
                 .WithEnvironmentVariable("DOTNET_MSBUILD_SDK_RESOLVER_CLI_DIR", Path.GetDirectoryName(DotNetToolPath))
diff --git a/src/SOS/SOS.Package/SOS.Package.csproj b/src/SOS/SOS.Package/SOS.Package.csproj
index 90c8c85608..f9688559c9 100644
--- a/src/SOS/SOS.Package/SOS.Package.csproj
+++ b/src/SOS/SOS.Package/SOS.Package.csproj
@@ -41,7 +41,7 @@
   <Target Name="GenerateGalleryManifest"
     DependsOnTargets="GetAssemblyVersion;AddSourceRevisionToInformationalVersion">
 
-    <Exec Command="$(DotNetTool) run --file $(MSBuildThisFileDirectory)GenerateManifest\GenerateManifest.cs &quot;$(GalleryManifestBase)&quot; &quot;$(ExtensionGalleryManifestOutputFile)&quot; &quot;$(UncompressedGalleryManifestOutputFile)&quot; &quot;$(FileVersion)&quot;" />
+    <Exec Command="&quot;$(DotNetTool)&quot; run --file &quot;$(MSBuildThisFileDirectory)GenerateManifest\GenerateManifest.cs&quot; &quot;$(GalleryManifestBase)&quot; &quot;$(ExtensionGalleryManifestOutputFile)&quot; &quot;$(UncompressedGalleryManifestOutputFile)&quot; &quot;$(FileVersion)&quot;" />
 
     <ItemGroup>
       <FileWrites Include="$(ExtensionGalleryManifestOutputFile)" />
diff --git a/src/tests/CommonTestRunner/TestRunner.cs b/src/tests/CommonTestRunner/TestRunner.cs
index 47497f6826..e42383cc5b 100644
--- a/src/tests/CommonTestRunner/TestRunner.cs
+++ b/src/tests/CommonTestRunner/TestRunner.cs
@@ -82,7 +82,6 @@ public static async Task<TestRunner> Create(TestConfiguration config, ITestOutpu
 
             // Create the native debugger process running
             ProcessRunner processRunner = new ProcessRunner(exePath, arguments.ToString()).
-                WithEnvironmentVariable("DOTNET_MULTILEVEL_LOOKUP", "0").
                 WithEnvironmentVariable("DOTNET_ROOT", config.DotNetRoot).
                 WithLog(outputHelper);
 
diff --git a/src/tests/SOS.UnitTests/SOSRunner.cs b/src/tests/SOS.UnitTests/SOSRunner.cs
index 80fed0eb5e..2e03f133f0 100644
--- a/src/tests/SOS.UnitTests/SOSRunner.cs
+++ b/src/tests/SOS.UnitTests/SOSRunner.cs
@@ -322,7 +322,6 @@ public static async Task<string> CreateDump(TestInformation information)
 
                 // Create the debuggee process runner
                 ProcessRunner processRunner = new ProcessRunner(exePath, ReplaceVariables(variables, arguments.ToString())).
-                    WithEnvironmentVariable("DOTNET_MULTILEVEL_LOOKUP", "0").
                     WithEnvironmentVariable("DOTNET_ROOT", config.DotNetRoot).
                     WithRuntimeConfiguration("DbgEnableElfDumpOnMacOS", "1").
                     WithLog(new TestRunner.TestLogger(outputHelper.IndentedOutput)).
@@ -694,7 +693,6 @@ public static async Task<SOSRunner> StartDebugger(TestInformation information, D
 
             // Create the native debugger process running
             ProcessRunner processRunner = new ProcessRunner(debuggerPath, ReplaceVariables(variables, arguments.ToString())).
-                WithEnvironmentVariable("DOTNET_MULTILEVEL_LOOKUP", "0").
                 WithEnvironmentVariable("DOTNET_ROOT", config.DotNetRoot).
                 WithLog(scriptLogger).
                 WithTimeout(TimeSpan.FromMinutes(10));
diff --git a/start-vscode.sh b/start-vscode.sh
index 310536dddb..4a19118541 100755
--- a/start-vscode.sh
+++ b/start-vscode.sh
@@ -6,9 +6,6 @@
 DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
 export DOTNET_ROOT="$DIR/.dotnet"
 
-# This tells .NET Core not to go looking for .NET Core in other places
-export DOTNET_MULTILEVEL_LOOKUP=0
-
 # Put our local dotnet on PATH first so Visual Studio knows which one to use
 export PATH="$DOTNET_ROOT:$PATH"