diff --git a/NuGet.config b/NuGet.config
index 1a68da7bb3575c..5a09f7eff9d983 100644
--- a/NuGet.config
+++ b/NuGet.config
@@ -9,6 +9,7 @@
     <clear />
     <!--Begin: Package sources managed by Dependency Flow automation. Do not edit the sources below.-->
     <!--  Begin: Package sources from dotnet-emsdk -->
+    <add key="darc-pub-dotnet-emsdk-6fd14a4" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/darc-pub-dotnet-emsdk-6fd14a46/nuget/v3/index.json" />
     <add key="darc-pub-dotnet-emsdk-2b0cca8" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/darc-pub-dotnet-emsdk-2b0cca8a/nuget/v3/index.json" />
     <add key="darc-pub-dotnet-emsdk-2b0cca8-3" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/darc-pub-dotnet-emsdk-2b0cca8a-3/nuget/v3/index.json" />
     <add key="darc-pub-dotnet-emsdk-2b0cca8-2" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/darc-pub-dotnet-emsdk-2b0cca8a-2/nuget/v3/index.json" />
diff --git a/eng/Version.Details.xml b/eng/Version.Details.xml
index 086868dac9f4d9..a7d6d42b97cdff 100644
--- a/eng/Version.Details.xml
+++ b/eng/Version.Details.xml
@@ -90,13 +90,13 @@
       <Sha>45dd3a73dd5b64b010c4251303b3664bb30df029</Sha>
       <SourceBuild RepoName="cecil" ManagedOnly="true" />
     </Dependency>
-    <Dependency Name="Microsoft.NET.Workload.Emscripten.Current.Manifest-8.0.100" Version="8.0.18">
+    <Dependency Name="Microsoft.NET.Workload.Emscripten.Current.Manifest-8.0.100" Version="8.0.19">
       <Uri>https://github.com/dotnet/emsdk</Uri>
-      <Sha>976b101e5539557c20e2ac39885ac879531bcf82</Sha>
+      <Sha>6fd14a46f7bc405f4ba53b1e691c76fdc6324b0b</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.SourceBuild.Intermediate.emsdk" Version="8.0.18-servicing.25304.1">
+    <Dependency Name="Microsoft.SourceBuild.Intermediate.emsdk" Version="8.0.19-servicing.25353.2">
       <Uri>https://github.com/dotnet/emsdk</Uri>
-      <Sha>976b101e5539557c20e2ac39885ac879531bcf82</Sha>
+      <Sha>6fd14a46f7bc405f4ba53b1e691c76fdc6324b0b</Sha>
       <SourceBuild RepoName="emsdk" ManagedOnly="true" />
     </Dependency>
     <Dependency Name="Microsoft.SourceBuild.Intermediate.source-build-reference-packages" Version="8.0.0-alpha.1.25269.2">
diff --git a/eng/Versions.props b/eng/Versions.props
index 7943be9662390e..3741af5febdb13 100644
--- a/eng/Versions.props
+++ b/eng/Versions.props
@@ -252,7 +252,7 @@
          Note: when the name is updated, make sure to update dependency name in eng/pipelines/common/xplat-setup.yml
                like - DarcDependenciesChanged.Microsoft_NET_Workload_Emscripten_Current_Manifest-8_0_100_Transport
     -->
-    <MicrosoftNETWorkloadEmscriptenCurrentManifest80100Version>8.0.18</MicrosoftNETWorkloadEmscriptenCurrentManifest80100Version>
+    <MicrosoftNETWorkloadEmscriptenCurrentManifest80100Version>8.0.19</MicrosoftNETWorkloadEmscriptenCurrentManifest80100Version>
     <MicrosoftNETRuntimeEmscriptenVersion>$(MicrosoftNETWorkloadEmscriptenCurrentManifest80100Version)</MicrosoftNETRuntimeEmscriptenVersion>
     <!-- workloads -->
     <SwixPackageVersion>1.1.87-gba258badda</SwixPackageVersion>
diff --git a/eng/pipelines/coreclr/templates/sign-diagnostic-files.yml b/eng/pipelines/coreclr/templates/sign-diagnostic-files.yml
index 75eee98aeb5db6..0122c2a8dae179 100644
--- a/eng/pipelines/coreclr/templates/sign-diagnostic-files.yml
+++ b/eng/pipelines/coreclr/templates/sign-diagnostic-files.yml
@@ -69,7 +69,7 @@ steps:
         }
 
         if ($signingCert.Subject -ne "CN=.NET DAC, O=Microsoft Corporation, L=Redmond, S=Washington, C=US" `
-            -or $signingCert.Issuer -ne "CN=Microsoft Code Signing PCA 2010, O=Microsoft Corporation, L=Redmond, S=Washington, C=US")
+            -or $signingCert.Issuer -ne "CN=Microsoft Windows Code Signing PCA 2024, O=Microsoft Corporation, C=US")
         {
           throw "File $file not in expected trust chain."
         }
diff --git a/eng/pipelines/libraries/helix-queues-setup.yml b/eng/pipelines/libraries/helix-queues-setup.yml
index 9a8b0cfb9ee96b..f034aafd8b9db2 100644
--- a/eng/pipelines/libraries/helix-queues-setup.yml
+++ b/eng/pipelines/libraries/helix-queues-setup.yml
@@ -81,14 +81,6 @@ jobs:
         # Limiting interp runs as we don't need as much coverage.
         - (Debian.12.Amd64.Open)Ubuntu.2204.Amd64.Open@mcr.microsoft.com/dotnet-buildtools/prereqs:debian-12-helix-amd64
 
-    # Linux s390x
-    - ${{ if eq(parameters.platform, 'linux_s390x') }}:
-        - Ubuntu.2004.S390X.Experimental.Open
-
-    # Linux PPC64le
-    - ${{ if eq(parameters.platform, 'linux_ppc64le') }}:
-        - Ubuntu.2204.PPC64le.Experimental.Open
-
     # OSX arm64
     - ${{ if eq(parameters.platform, 'osx_arm64') }}:
       - OSX.1200.ARM64.Open
diff --git a/eng/pipelines/runtime-community.yml b/eng/pipelines/runtime-community.yml
index a91388e244b0b8..2ef33cfd409b2c 100644
--- a/eng/pipelines/runtime-community.yml
+++ b/eng/pipelines/runtime-community.yml
@@ -70,17 +70,6 @@ extends:
                 eq(dependencies.evaluate_paths.outputs['SetPathVars_libraries.containsChange'], true),
                 eq(dependencies.evaluate_paths.outputs['SetPathVars_mono_excluding_wasm.containsChange'], true),
                 eq(variables['isRollingBuild'], true))
-            # extra steps, run tests
-            postBuildSteps:
-              - template: /eng/pipelines/libraries/helix.yml
-                parameters:
-                  creator: dotnet-bot
-                  testRunNamePrefixSuffix: Mono_$(_BuildConfig)
-                  condition: >-
-                    or(
-                    eq(variables['librariesContainsChange'], true),
-                    eq(variables['monoContainsChange'], true),
-                    eq(variables['isRollingBuild'], true))
 
       #
       # Build the whole product using Mono