diff --git a/Build/libHttpClient.GDK.props b/Build/libHttpClient.GDK.props
index b0d6bc5c..b73fdd24 100644
--- a/Build/libHttpClient.GDK.props
+++ b/Build/libHttpClient.GDK.props
@@ -15,7 +15,7 @@
       <Platform>Gaming.Desktop.x64</Platform>
     </ProjectConfiguration>
     
-    <!-- Plain x64 configurations enable migration toward standard platform naming while retaining GDK libraries -->
+    <!-- Plain x64/ARM64 configurations enable migration toward standard platform naming while retaining GDK libraries -->
     <ProjectConfiguration Include="Debug|x64">
       <Configuration>Debug</Configuration>
       <Platform>x64</Platform>
@@ -24,6 +24,14 @@
       <Configuration>Release</Configuration>
       <Platform>x64</Platform>
     </ProjectConfiguration>
+    <ProjectConfiguration Include="Debug|ARM64">
+      <Configuration>Debug</Configuration>
+      <Platform>ARM64</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Release|ARM64">
+      <Configuration>Release</Configuration>
+      <Platform>ARM64</Platform>
+    </ProjectConfiguration>
   </ItemGroup>
 
   <PropertyGroup Label="Globals">
@@ -69,7 +77,7 @@
   </PropertyGroup>
 
   <!-- GDK path validation -->
-  <Target Name="GDKEditionCheck" BeforeTargets="PrepareForBuild" Condition="'$(Platform)'=='x64'">
+  <Target Name="GDKEditionCheck" BeforeTargets="PrepareForBuild" Condition="'$(Platform)'=='x64'  OR '$(Platform)'=='ARM64'">
     <Error Condition="'$(GDKCrossPlatformPath)'==''" Text="GameDKCoreLatest or GameDKXboxLatest or GameDKLatest environment variable is required" />
     <Error Condition="!HasTrailingSlash('$(GDKCrossPlatformPath)')" Text="GDKCrossPlatformPath property must have trailing slash" />
     <Error Condition="!Exists('$(GDKCrossPlatformPath)windows')" Text="GDKCrossPlatformPath needs to point to the October 2025 GDK or later" />
@@ -77,14 +85,14 @@
   </Target>
 
   <!-- When using plain x64 platform name, set paths manually -->
-  <PropertyGroup Condition="'$(Platform)'=='x64'">
-    <GDKLibPath Condition="'$(GDKLibPath)'==''">$(GDKCrossPlatformPath)windows\lib\x64</GDKLibPath>
+  <PropertyGroup Condition="'$(Platform)'=='x64' OR '$(Platform)'=='ARM64'">
+    <GDKLibPath Condition="'$(GDKLibPath)'==''">$(GDKCrossPlatformPath)windows\lib\$(Platform)</GDKLibPath>
     <GDKIncludeRoot Condition="'$(GDKIncludeRoot)'==''">$(GDKCrossPlatformPath)windows\include</GDKIncludeRoot>
     <LibraryPath>$(GDKLibPath);$(LibraryPath)</LibraryPath>
     <IncludePath>$(GDKIncludeRoot);$(IncludePath)</IncludePath>
   </PropertyGroup>
 
-  <PropertyGroup Condition="'$(Platform)'!='x64'">
+  <PropertyGroup Condition="'$(Platform)'!='x64' AND '$(Platform)'!='ARM64'">
     <LibraryPath>$(Console_SdkLibPath);$(LibraryPath)</LibraryPath>
     <IncludePath>$(Console_SdkIncludeRoot);$(IncludePath)</IncludePath>  
   </PropertyGroup>
@@ -98,10 +106,10 @@
       <SupportJustMyCode>false</SupportJustMyCode>
       <DebugInformationFormat>ProgramDatabase</DebugInformationFormat>
       <PreprocessorDefinitions>__WRL_NO_DEFAULT_LIB__;_LIB;$(libHttpClientDefine);%(PreprocessorDefinitions)</PreprocessorDefinitions>
-      <AdditionalIncludeDirectories Condition="'$(Platform)'!='x64'">%(AdditionalIncludeDirectories);$(GDKCrossPlatformPath)GRDK\ExtensionLibraries\Xbox.XCurl.API\Include</AdditionalIncludeDirectories>
+      <AdditionalIncludeDirectories Condition="'$(Platform)'!='x64' AND '$(Platform)'!='ARM64'">%(AdditionalIncludeDirectories);$(GDKCrossPlatformPath)GRDK\ExtensionLibraries\Xbox.XCurl.API\Include</AdditionalIncludeDirectories>
       <ControlFlowGuard>Guard</ControlFlowGuard>
       <AdditionalOptions>/Zc:__cplusplus /ZH:SHA_256 /bigobj /Zi %(AdditionalOptions)</AdditionalOptions>
-      <PreprocessorDefinitions Condition="'$(Platform)'=='x64'">HC_PLATFORM=HC_PLATFORM_GDK;HC_DATAMODEL=HC_DATAMODEL_LLP64;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions Condition="'$(Platform)'=='x64' OR '$(Platform)'=='ARM64'">HC_PLATFORM=HC_PLATFORM_GDK;HC_DATAMODEL=HC_DATAMODEL_LLP64;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <LanguageStandard>stdcpp17</LanguageStandard>
     </ClCompile>
     <Link>
@@ -111,7 +119,8 @@
       <FullProgramDatabaseFile Condition="'$(Configuration)'=='Debug'">true</FullProgramDatabaseFile>
       <AdditionalDependencies>$(Console_Libs);%(AdditionalDependencies)</AdditionalDependencies>
       <AdditionalDependencies Condition="'$(Platform)'=='x64'">xgameruntime.lib;XCurl.lib;%(AdditionalDependencies)</AdditionalDependencies>
-    </Link>
+      <AdditionalDependencies Condition="'$(Platform)'=='ARM64'">xgameruntime.lib;%(AdditionalDependencies)</AdditionalDependencies>
+	</Link>
     <Lib>
       <AdditionalOptions>/ignore:4099 /ignore:4264 %(AdditionalOptions)</AdditionalOptions>
     </Lib>
diff --git a/Build/libHttpClient.GDK/libHttpClient.GDK.vcxproj b/Build/libHttpClient.GDK/libHttpClient.GDK.vcxproj
index 42bad666..5843ca18 100644
--- a/Build/libHttpClient.GDK/libHttpClient.GDK.vcxproj
+++ b/Build/libHttpClient.GDK/libHttpClient.GDK.vcxproj
@@ -32,7 +32,7 @@
       <AdditionalOptions Condition="'$(Configuration)|$(Platform)'=='Release|Gaming.Desktop.x64'">/Zi /guard:cf %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
-      <CETCompat>true</CETCompat>
+      <CETCompat Condition="'$(Platform)'=='x64'">true</CETCompat>
     </Link>
   </ItemDefinitionGroup>
   <Import Project="$(HCBuildRoot)\libHttpClient.Common\libHttpClient.Common.vcxitems" Label="Shared" />
diff --git a/libHttpClient.vs2022.sln b/libHttpClient.vs2022.sln
index a32dea4b..dffe792a 100644
--- a/libHttpClient.vs2022.sln
+++ b/libHttpClient.vs2022.sln
@@ -111,14 +111,16 @@ Global
 		{9164C6C9-3872-4922-A3E3-3822622D3E71}.Release|x86.ActiveCfg = Release|Win32
 		{9164C6C9-3872-4922-A3E3-3822622D3E71}.Release|x86.Build.0 = Release|Win32
 		{0A6D51A3-0D86-4D0E-9DAA-54BA75E1DA1C}.Debug|ARM.ActiveCfg = Debug|Gaming.Desktop.x64
-		{0A6D51A3-0D86-4D0E-9DAA-54BA75E1DA1C}.Debug|ARM64.ActiveCfg = Debug|Gaming.Desktop.x64
+		{0A6D51A3-0D86-4D0E-9DAA-54BA75E1DA1C}.Debug|ARM64.ActiveCfg = Debug|ARM64
+		{0A6D51A3-0D86-4D0E-9DAA-54BA75E1DA1C}.Debug|ARM64.Build.0 = Debug|ARM64
 		{0A6D51A3-0D86-4D0E-9DAA-54BA75E1DA1C}.Debug|Gaming.Desktop.x64.ActiveCfg = Debug|Gaming.Desktop.x64
 		{0A6D51A3-0D86-4D0E-9DAA-54BA75E1DA1C}.Debug|Gaming.Desktop.x64.Build.0 = Debug|Gaming.Desktop.x64
 		{0A6D51A3-0D86-4D0E-9DAA-54BA75E1DA1C}.Debug|x64.ActiveCfg = Debug|x64
 		{0A6D51A3-0D86-4D0E-9DAA-54BA75E1DA1C}.Debug|x64.Build.0 = Debug|x64
 		{0A6D51A3-0D86-4D0E-9DAA-54BA75E1DA1C}.Debug|x86.ActiveCfg = Debug|Gaming.Desktop.x64
 		{0A6D51A3-0D86-4D0E-9DAA-54BA75E1DA1C}.Release|ARM.ActiveCfg = Release|Gaming.Desktop.x64
-		{0A6D51A3-0D86-4D0E-9DAA-54BA75E1DA1C}.Release|ARM64.ActiveCfg = Release|Gaming.Desktop.x64
+		{0A6D51A3-0D86-4D0E-9DAA-54BA75E1DA1C}.Release|ARM64.ActiveCfg = Release|ARM64
+		{0A6D51A3-0D86-4D0E-9DAA-54BA75E1DA1C}.Release|ARM64.Build.0 = Release|ARM64
 		{0A6D51A3-0D86-4D0E-9DAA-54BA75E1DA1C}.Release|Gaming.Desktop.x64.ActiveCfg = Release|Gaming.Desktop.x64
 		{0A6D51A3-0D86-4D0E-9DAA-54BA75E1DA1C}.Release|Gaming.Desktop.x64.Build.0 = Release|Gaming.Desktop.x64
 		{0A6D51A3-0D86-4D0E-9DAA-54BA75E1DA1C}.Release|x64.ActiveCfg = Release|Gaming.Desktop.x64
@@ -343,8 +345,8 @@ Global
 		{E35BA8A1-AE7B-4FB5-8200-469B98BC1CA8}.Release|x86.Build.0 = Release|Win32
 		{A5A6E02A-21BA-4D55-9FB9-7B24DEDD3743}.Debug|ARM.ActiveCfg = Debug|Gaming.Desktop.x64
 		{A5A6E02A-21BA-4D55-9FB9-7B24DEDD3743}.Debug|ARM.Build.0 = Debug|Gaming.Desktop.x64
-		{A5A6E02A-21BA-4D55-9FB9-7B24DEDD3743}.Debug|ARM64.ActiveCfg = Debug|Gaming.Desktop.x64
-		{A5A6E02A-21BA-4D55-9FB9-7B24DEDD3743}.Debug|ARM64.Build.0 = Debug|Gaming.Desktop.x64
+		{A5A6E02A-21BA-4D55-9FB9-7B24DEDD3743}.Debug|ARM64.ActiveCfg = Debug|ARM64
+		{A5A6E02A-21BA-4D55-9FB9-7B24DEDD3743}.Debug|ARM64.Build.0 = Debug|ARM64
 		{A5A6E02A-21BA-4D55-9FB9-7B24DEDD3743}.Debug|Gaming.Desktop.x64.ActiveCfg = Debug|Gaming.Desktop.x64
 		{A5A6E02A-21BA-4D55-9FB9-7B24DEDD3743}.Debug|Gaming.Desktop.x64.Build.0 = Debug|Gaming.Desktop.x64
 		{A5A6E02A-21BA-4D55-9FB9-7B24DEDD3743}.Debug|x64.ActiveCfg = Debug|x64
@@ -352,8 +354,8 @@ Global
 		{A5A6E02A-21BA-4D55-9FB9-7B24DEDD3743}.Debug|x86.ActiveCfg = Debug|Gaming.Desktop.x64
 		{A5A6E02A-21BA-4D55-9FB9-7B24DEDD3743}.Release|ARM.ActiveCfg = Release|Gaming.Desktop.x64
 		{A5A6E02A-21BA-4D55-9FB9-7B24DEDD3743}.Release|ARM.Build.0 = Release|Gaming.Desktop.x64
-		{A5A6E02A-21BA-4D55-9FB9-7B24DEDD3743}.Release|ARM64.ActiveCfg = Release|Gaming.Desktop.x64
-		{A5A6E02A-21BA-4D55-9FB9-7B24DEDD3743}.Release|ARM64.Build.0 = Release|Gaming.Desktop.x64
+		{A5A6E02A-21BA-4D55-9FB9-7B24DEDD3743}.Release|ARM64.ActiveCfg = Release|ARM64
+		{A5A6E02A-21BA-4D55-9FB9-7B24DEDD3743}.Release|ARM64.Build.0 = Release|ARM64
 		{A5A6E02A-21BA-4D55-9FB9-7B24DEDD3743}.Release|Gaming.Desktop.x64.ActiveCfg = Release|Gaming.Desktop.x64
 		{A5A6E02A-21BA-4D55-9FB9-7B24DEDD3743}.Release|Gaming.Desktop.x64.Build.0 = Release|Gaming.Desktop.x64
 		{A5A6E02A-21BA-4D55-9FB9-7B24DEDD3743}.Release|x64.ActiveCfg = Release|Gaming.Desktop.x64
@@ -361,7 +363,6 @@ Global
 		{30B33C66-4755-4E79-A518-0E4137A58BEA}.Debug|ARM.ActiveCfg = Debug|Gaming.Desktop.x64
 		{30B33C66-4755-4E79-A518-0E4137A58BEA}.Debug|ARM.Build.0 = Debug|Gaming.Desktop.x64
 		{30B33C66-4755-4E79-A518-0E4137A58BEA}.Debug|ARM64.ActiveCfg = Debug|Gaming.Desktop.x64
-		{30B33C66-4755-4E79-A518-0E4137A58BEA}.Debug|ARM64.Build.0 = Debug|Gaming.Desktop.x64
 		{30B33C66-4755-4E79-A518-0E4137A58BEA}.Debug|Gaming.Desktop.x64.ActiveCfg = Debug|Gaming.Desktop.x64
 		{30B33C66-4755-4E79-A518-0E4137A58BEA}.Debug|Gaming.Desktop.x64.Build.0 = Debug|Gaming.Desktop.x64
 		{30B33C66-4755-4E79-A518-0E4137A58BEA}.Debug|x64.ActiveCfg = Debug|Gaming.Desktop.x64
@@ -369,7 +370,6 @@ Global
 		{30B33C66-4755-4E79-A518-0E4137A58BEA}.Release|ARM.ActiveCfg = Release|Gaming.Desktop.x64
 		{30B33C66-4755-4E79-A518-0E4137A58BEA}.Release|ARM.Build.0 = Release|Gaming.Desktop.x64
 		{30B33C66-4755-4E79-A518-0E4137A58BEA}.Release|ARM64.ActiveCfg = Release|Gaming.Desktop.x64
-		{30B33C66-4755-4E79-A518-0E4137A58BEA}.Release|ARM64.Build.0 = Release|Gaming.Desktop.x64
 		{30B33C66-4755-4E79-A518-0E4137A58BEA}.Release|Gaming.Desktop.x64.ActiveCfg = Release|Gaming.Desktop.x64
 		{30B33C66-4755-4E79-A518-0E4137A58BEA}.Release|Gaming.Desktop.x64.Build.0 = Release|Gaming.Desktop.x64
 		{30B33C66-4755-4E79-A518-0E4137A58BEA}.Release|x64.ActiveCfg = Release|Gaming.Desktop.x64