diff --git a/src/libraries/Common/tests/TestUtilities/System/PlatformDetection.cs b/src/libraries/Common/tests/TestUtilities/System/PlatformDetection.cs
index 97dac4bbe7ea70..9ddda52552f2d4 100644
--- a/src/libraries/Common/tests/TestUtilities/System/PlatformDetection.cs
+++ b/src/libraries/Common/tests/TestUtilities/System/PlatformDetection.cs
@@ -267,7 +267,7 @@ private static bool GetLinqExpressionsBuiltWithIsInterpretingOnly()
 
         public static bool IsAssemblyLoadingSupported => !IsNativeAot;
         public static bool IsNonBundledAssemblyLoadingSupported => IsAssemblyLoadingSupported && !IsMonoAOT;
-        public static bool IsMethodBodySupported => !IsNativeAot;
+        public static bool IsMethodBodySupported => !IsBuiltWithAggressiveTrimming;
         public static bool IsDebuggerTypeProxyAttributeSupported => !IsNativeAot;
         public static bool HasAssemblyFiles => !string.IsNullOrEmpty(typeof(PlatformDetection).Assembly.Location);
         public static bool HasHostExecutable => HasAssemblyFiles; // single-file don't have a host
diff --git a/src/libraries/System.Diagnostics.Process/tests/ProcessStartInfoTests.cs b/src/libraries/System.Diagnostics.Process/tests/ProcessStartInfoTests.cs
index 11c6225e13687b..11b67168507562 100644
--- a/src/libraries/System.Diagnostics.Process/tests/ProcessStartInfoTests.cs
+++ b/src/libraries/System.Diagnostics.Process/tests/ProcessStartInfoTests.cs
@@ -1446,6 +1446,7 @@ public void StartInfo_LoadUserProfile_And_UseCredentialsForNetworkingOnly_AreInc
         }
 
         [ConditionalFact(typeof(RemoteExecutor), nameof(RemoteExecutor.IsSupported))]
+        [SkipOnPlatform(TestPlatforms.iOS | TestPlatforms.tvOS | TestPlatforms.MacCatalyst, "Process.Start is not supported on iOS, tvOS, and MacCatalyst.")]
         public void UserNameCantBeCombinedWithInheritedHandles()
         {
             using Process longRunning = CreateProcessLong();
diff --git a/src/libraries/System.Reflection.Context/tests/CustomConstructorInfoTests.cs b/src/libraries/System.Reflection.Context/tests/CustomConstructorInfoTests.cs
index de6e57cbc4c3af..ceb4b7ace553f6 100644
--- a/src/libraries/System.Reflection.Context/tests/CustomConstructorInfoTests.cs
+++ b/src/libraries/System.Reflection.Context/tests/CustomConstructorInfoTests.cs
@@ -155,7 +155,7 @@ public void GetMethodBody_ReturnsBody()
             Assert.NotNull(body);
         }
 
-        [Fact]
+        [ConditionalFact(typeof(PlatformDetection), nameof(PlatformDetection.IsNotMonoRuntime))]
         public void GetMethodImplementationFlags_ReturnsIL()
         {
             MethodImplAttributes flags = _customConstructor.GetMethodImplementationFlags();
diff --git a/src/libraries/System.Reflection.Context/tests/CustomMethodInfoTests.cs b/src/libraries/System.Reflection.Context/tests/CustomMethodInfoTests.cs
index 8fd1c1d63d7400..6f21db84123e91 100644
--- a/src/libraries/System.Reflection.Context/tests/CustomMethodInfoTests.cs
+++ b/src/libraries/System.Reflection.Context/tests/CustomMethodInfoTests.cs
@@ -187,7 +187,7 @@ public void GetMethodBody_ReturnsBodyWithLocals()
             Assert.NotNull(body.LocalVariables);
         }
 
-        [Fact]
+        [ConditionalFact(typeof(PlatformDetection), nameof(PlatformDetection.IsNotMonoRuntime))]
         public void GetMethodImplementationFlags_ReturnsIL()
         {
             MethodImplAttributes flags = _customMethod.GetMethodImplementationFlags();
diff --git a/src/libraries/tests.proj b/src/libraries/tests.proj
index 3bbf424f11e50e..49757f74fb48fd 100644
--- a/src/libraries/tests.proj
+++ b/src/libraries/tests.proj
@@ -698,6 +698,9 @@
     <ProjectExclusions Include="$(MSBuildThisFileDirectory)System.Collections.Concurrent\tests\System.Collections.Concurrent.Tests.csproj" />
     <ProjectExclusions Include="$(MSBuildThisFileDirectory)System.Net.HttpListener\tests\System.Net.HttpListener.Tests.csproj" />
     <ProjectExclusions Include="$(MSBuildThisFileDirectory)System.Text.Json\tests\System.Text.Json.Tests\System.Text.Json.Tests.csproj" />
+
+    <!-- Not supported on Apple mobile -->
+    <ProjectExclusions Include="$(MSBuildThisFileDirectory)System.Diagnostics.TraceSource\tests\System.Diagnostics.TraceSource.Config.Tests\System.Diagnostics.TraceSource.Config.Tests.csproj" />
   </ItemGroup>
 
   <!-- https://github.com/dotnet/runtime/issues/124044 -->
diff --git a/src/tests/build.proj b/src/tests/build.proj
index 6a80d792c1ae1b..e8455e5df74964 100644
--- a/src/tests/build.proj
+++ b/src/tests/build.proj
@@ -174,6 +174,7 @@
     <PropertyGroup>
       <_RestoreProperties>MSBuildRestoreSessionId=$([System.Guid]::NewGuid());TargetOS=$(TargetOS);TargetArchitecture=$(TargetArchitecture);Configuration=$(Configuration);CrossBuild=$(CrossBuild);SetTFMForRestore=true;RuntimeIdentifier=$(RuntimeIdentifier)</_RestoreProperties>
       <_RestoreProperties Condition="'$(UseLocalAppHostPack)' == 'true' or '$(TargetOS)' == 'browser'">$(_RestoreProperties);EnableAppHostPackDownload=false;EnableTargetingPackDownload=false;EnableRuntimePackDownload=false</_RestoreProperties>
+      <_RestoreProperties Condition="'$(TargetsAppleMobile)' == 'true'">$(_RestoreProperties);RestoreUseStaticGraphEvaluation=false</_RestoreProperties>
     </PropertyGroup>
 
     <!-- Use a dedicated traversal project to restore all test dependencies in one graph invocation. -->