diff --git a/Core/Core.vcxproj b/Core/Core.vcxproj
index 275055ca1d..25194a1741 100644
--- a/Core/Core.vcxproj
+++ b/Core/Core.vcxproj
@@ -139,7 +139,7 @@
     <ClCompile>
       <WarningLevel>Level3</WarningLevel>
       <AdditionalIncludeDirectories>..\ffmpeg\WindowsInclude;..\ffmpeg\Windows\x86\include;../common;..;../ext/glew;../ext/snappy;../ext/libpng17;../ext/zlib;../ext;../ext/zstd/lib</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_CRTDBG_MAP_ALLOC;USING_WIN_UI;_CRT_NONSTDC_NO_DEPRECATE;_CRT_SECURE_NO_WARNINGS;USE_FFMPEG;WITH_UPNP;WIN32;_ARCH_32=1;_M_IX86=1;_DEBUG;_LIB;_UNICODE;UNICODE;MINIUPNP_STATICLIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_CRTDBG_MAP_ALLOC;USING_WIN_UI;_CRT_NONSTDC_NO_DEPRECATE;_CRT_SECURE_NO_WARNINGS;USE_FFMPEG;WITH_UPNP;WIN32;_ARCH_32=1;_M_IX86=1;_DEBUG;_LIB;_UNICODE;UNICODE;MINIUPNP_STATICLIB;ARMIPS_USE_STD_FILESYSTEM;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <EnableEnhancedInstructionSet>StreamingSIMDExtensions2</EnableEnhancedInstructionSet>
       <FloatingPointModel>Precise</FloatingPointModel>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
@@ -163,7 +163,7 @@
     <ClCompile>
       <WarningLevel>Level3</WarningLevel>
       <AdditionalIncludeDirectories>..\ffmpeg\WindowsInclude;..\ffmpeg\Windows\x86_64\include;../common;..;../ext/glew;../ext/snappy;../ext/libpng17;../ext/zlib;../ext;../ext/zstd/lib;../ext/zstd/lib</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_CRTDBG_MAP_ALLOC;USING_WIN_UI;_CRT_NONSTDC_NO_DEPRECATE;_CRT_SECURE_NO_WARNINGS;USE_FFMPEG;WITH_UPNP;WIN32;_ARCH_64=1;_M_X64=1;_DEBUG;_LIB;_UNICODE;UNICODE;MINIUPNP_STATICLIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_CRTDBG_MAP_ALLOC;USING_WIN_UI;_CRT_NONSTDC_NO_DEPRECATE;_CRT_SECURE_NO_WARNINGS;USE_FFMPEG;WITH_UPNP;WIN32;_ARCH_64=1;_M_X64=1;_DEBUG;_LIB;_UNICODE;UNICODE;MINIUPNP_STATICLIB;ARMIPS_USE_STD_FILESYSTEM;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <EnableEnhancedInstructionSet>NotSet</EnableEnhancedInstructionSet>
       <FloatingPointModel>Precise</FloatingPointModel>
       <OmitFramePointers>false</OmitFramePointers>
@@ -188,7 +188,7 @@
     <ClCompile>
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-      <PreprocessorDefinitions>_CRTDBG_MAP_ALLOC;USING_WIN_UI;_CRT_NONSTDC_NO_DEPRECATE;_CRT_SECURE_NO_WARNINGS;USE_FFMPEG;WITH_UPNP;WIN32;_ARCH_64=1;_DEBUG;_LIB;_UNICODE;UNICODE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_CRTDBG_MAP_ALLOC;USING_WIN_UI;_CRT_NONSTDC_NO_DEPRECATE;_CRT_SECURE_NO_WARNINGS;USE_FFMPEG;WITH_UPNP;WIN32;_ARCH_64=1;_DEBUG;_LIB;_UNICODE;UNICODE;ARMIPS_USE_STD_FILESYSTEM;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <EnableEnhancedInstructionSet>NotSet</EnableEnhancedInstructionSet>
       <FloatingPointModel>Precise</FloatingPointModel>
       <OmitFramePointers>false</OmitFramePointers>
@@ -213,7 +213,7 @@
     <ClCompile>
       <WarningLevel>Level3</WarningLevel>
       <AdditionalIncludeDirectories>..\ffmpeg\WindowsInclude;..\ffmpeg\Windows\arm\include;../common;..;../ext/glew;../ext/snappy;../ext/libpng17;../ext/zlib;../ext;../ext/zstd/lib</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_CRTDBG_MAP_ALLOC;USING_WIN_UI;_CRT_NONSTDC_NO_DEPRECATE;_CRT_SECURE_NO_WARNINGS;USE_FFMPEG;WITH_UPNP;WIN32;_ARCH_32=1;_DEBUG;_LIB;_UNICODE;UNICODE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_CRTDBG_MAP_ALLOC;USING_WIN_UI;_CRT_NONSTDC_NO_DEPRECATE;_CRT_SECURE_NO_WARNINGS;USE_FFMPEG;WITH_UPNP;WIN32;_ARCH_32=1;_DEBUG;_LIB;_UNICODE;UNICODE;ARMIPS_USE_STD_FILESYSTEM;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <EnableEnhancedInstructionSet>NotSet</EnableEnhancedInstructionSet>
       <FloatingPointModel>Precise</FloatingPointModel>
       <OmitFramePointers>false</OmitFramePointers>
@@ -245,7 +245,7 @@
       <BufferSecurityCheck>false</BufferSecurityCheck>
       <EnableEnhancedInstructionSet>StreamingSIMDExtensions2</EnableEnhancedInstructionSet>
       <FloatingPointModel>Precise</FloatingPointModel>
-      <PreprocessorDefinitions>USING_WIN_UI;_CRT_NONSTDC_NO_DEPRECATE;_CRT_SECURE_NO_WARNINGS;USE_FFMPEG;WITH_UPNP;WIN32;_ARCH_32=1;_M_IX86=1;_LIB;NDEBUG;_UNICODE;UNICODE;MINIUPNP_STATICLIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>USING_WIN_UI;_CRT_NONSTDC_NO_DEPRECATE;_CRT_SECURE_NO_WARNINGS;USE_FFMPEG;WITH_UPNP;WIN32;_ARCH_32=1;_M_IX86=1;_LIB;NDEBUG;_UNICODE;UNICODE;MINIUPNP_STATICLIB;ARMIPS_USE_STD_FILESYSTEM;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <FavorSizeOrSpeed>Speed</FavorSizeOrSpeed>
       <RuntimeLibrary>MultiThreaded</RuntimeLibrary>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
@@ -281,7 +281,7 @@
       <FavorSizeOrSpeed>Speed</FavorSizeOrSpeed>
       <WholeProgramOptimization>false</WholeProgramOptimization>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
-      <PreprocessorDefinitions>USING_WIN_UI;_CRT_NONSTDC_NO_DEPRECATE;_CRT_SECURE_NO_WARNINGS;USE_FFMPEG;WITH_UPNP;WIN32;_ARCH_64=1;_M_X64=1;_LIB;NDEBUG;_UNICODE;UNICODE;MINIUPNP_STATICLIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>USING_WIN_UI;_CRT_NONSTDC_NO_DEPRECATE;_CRT_SECURE_NO_WARNINGS;USE_FFMPEG;WITH_UPNP;WIN32;_ARCH_64=1;_M_X64=1;_LIB;NDEBUG;_UNICODE;UNICODE;MINIUPNP_STATICLIB;ARMIPS_USE_STD_FILESYSTEM;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <RuntimeTypeInfo>false</RuntimeTypeInfo>
       <RuntimeLibrary>MultiThreaded</RuntimeLibrary>
       <StringPooling>true</StringPooling>
@@ -313,7 +313,7 @@
       <FavorSizeOrSpeed>Speed</FavorSizeOrSpeed>
       <WholeProgramOptimization>false</WholeProgramOptimization>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
-      <PreprocessorDefinitions>USING_WIN_UI;_CRT_NONSTDC_NO_DEPRECATE;_CRT_SECURE_NO_WARNINGS;USE_FFMPEG;WITH_UPNP;WIN32;_ARCH_64=1;_LIB;NDEBUG;_UNICODE;UNICODE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>USING_WIN_UI;_CRT_NONSTDC_NO_DEPRECATE;_CRT_SECURE_NO_WARNINGS;USE_FFMPEG;WITH_UPNP;WIN32;_ARCH_64=1;_LIB;NDEBUG;_UNICODE;UNICODE;ARMIPS_USE_STD_FILESYSTEM;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <RuntimeTypeInfo>false</RuntimeTypeInfo>
       <RuntimeLibrary>MultiThreaded</RuntimeLibrary>
       <StringPooling>true</StringPooling>
@@ -345,7 +345,7 @@
       <FavorSizeOrSpeed>Speed</FavorSizeOrSpeed>
       <WholeProgramOptimization>false</WholeProgramOptimization>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
-      <PreprocessorDefinitions>USING_WIN_UI;_CRT_NONSTDC_NO_DEPRECATE;_CRT_SECURE_NO_WARNINGS;USE_FFMPEG;WITH_UPNP;WIN32;_ARCH_32=1;_LIB;NDEBUG;_UNICODE;UNICODE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>USING_WIN_UI;_CRT_NONSTDC_NO_DEPRECATE;_CRT_SECURE_NO_WARNINGS;USE_FFMPEG;WITH_UPNP;WIN32;_ARCH_32=1;_LIB;NDEBUG;_UNICODE;UNICODE;ARMIPS_USE_STD_FILESYSTEM;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <RuntimeTypeInfo>false</RuntimeTypeInfo>
       <RuntimeLibrary>MultiThreaded</RuntimeLibrary>
       <StringPooling>true</StringPooling>
diff --git a/UWP/Armips_UWP/Armips_UWP.vcxproj b/UWP/Armips_UWP/Armips_UWP.vcxproj
index 74c4b0b42b..a836263550 100644
--- a/UWP/Armips_UWP/Armips_UWP.vcxproj
+++ b/UWP/Armips_UWP/Armips_UWP.vcxproj
@@ -152,6 +152,7 @@
       <CompileAsWinRT>false</CompileAsWinRT>
       <SDLCheck>false</SDLCheck>
       <LanguageStandard>stdcpp17</LanguageStandard>
+      <PreprocessorDefinitions>_UNICODE;UNICODE;_CRT_SECURE_NO_WARNINGS;ARMIPS_USE_STD_FILESYSTEM;%(PreprocessorDefinitions)</PreprocessorDefinitions>
     </ClCompile>
     <Link>
       <SubSystem>Console</SubSystem>
@@ -165,6 +166,7 @@
       <CompileAsWinRT>false</CompileAsWinRT>
       <SDLCheck>false</SDLCheck>
       <LanguageStandard>stdcpp17</LanguageStandard>
+      <PreprocessorDefinitions>_UNICODE;UNICODE;_CRT_SECURE_NO_WARNINGS;ARMIPS_USE_STD_FILESYSTEM;%(PreprocessorDefinitions)</PreprocessorDefinitions>
     </ClCompile>
     <Link>
       <SubSystem>Console</SubSystem>
@@ -178,6 +180,7 @@
       <CompileAsWinRT>false</CompileAsWinRT>
       <SDLCheck>false</SDLCheck>
       <LanguageStandard>stdcpp17</LanguageStandard>
+      <PreprocessorDefinitions>_UNICODE;UNICODE;_CRT_SECURE_NO_WARNINGS;ARMIPS_USE_STD_FILESYSTEM;%(PreprocessorDefinitions)</PreprocessorDefinitions>
     </ClCompile>
     <Link>
       <SubSystem>Console</SubSystem>
@@ -191,6 +194,7 @@
       <CompileAsWinRT>false</CompileAsWinRT>
       <SDLCheck>false</SDLCheck>
       <LanguageStandard>stdcpp17</LanguageStandard>
+      <PreprocessorDefinitions>_UNICODE;UNICODE;_CRT_SECURE_NO_WARNINGS;ARMIPS_USE_STD_FILESYSTEM;%(PreprocessorDefinitions)</PreprocessorDefinitions>
     </ClCompile>
     <Link>
       <SubSystem>Console</SubSystem>
@@ -204,6 +208,7 @@
       <CompileAsWinRT>false</CompileAsWinRT>
       <SDLCheck>false</SDLCheck>
       <LanguageStandard>stdcpp17</LanguageStandard>
+      <PreprocessorDefinitions>_UNICODE;UNICODE;_CRT_SECURE_NO_WARNINGS;ARMIPS_USE_STD_FILESYSTEM;%(PreprocessorDefinitions)</PreprocessorDefinitions>
     </ClCompile>
     <Link>
       <SubSystem>Console</SubSystem>
@@ -217,6 +222,7 @@
       <CompileAsWinRT>false</CompileAsWinRT>
       <SDLCheck>false</SDLCheck>
       <LanguageStandard>stdcpp17</LanguageStandard>
+      <PreprocessorDefinitions>_UNICODE;UNICODE;_CRT_SECURE_NO_WARNINGS;ARMIPS_USE_STD_FILESYSTEM;%(PreprocessorDefinitions)</PreprocessorDefinitions>
     </ClCompile>
     <Link>
       <SubSystem>Console</SubSystem>
@@ -230,6 +236,7 @@
       <CompileAsWinRT>false</CompileAsWinRT>
       <SDLCheck>false</SDLCheck>
       <LanguageStandard>stdcpp17</LanguageStandard>
+      <PreprocessorDefinitions>_UNICODE;UNICODE;_CRT_SECURE_NO_WARNINGS;ARMIPS_USE_STD_FILESYSTEM;%(PreprocessorDefinitions)</PreprocessorDefinitions>
     </ClCompile>
     <Link>
       <SubSystem>Console</SubSystem>
@@ -243,6 +250,7 @@
       <CompileAsWinRT>false</CompileAsWinRT>
       <SDLCheck>false</SDLCheck>
       <LanguageStandard>stdcpp17</LanguageStandard>
+      <PreprocessorDefinitions>_UNICODE;UNICODE;_CRT_SECURE_NO_WARNINGS;ARMIPS_USE_STD_FILESYSTEM;%(PreprocessorDefinitions)</PreprocessorDefinitions>
     </ClCompile>
     <Link>
       <SubSystem>Console</SubSystem>
diff --git a/UWP/Armips_UWP/Armips_UWP.vcxproj.filters b/UWP/Armips_UWP/Armips_UWP.vcxproj.filters
index 463cc812fe..37d23a6b09 100644
--- a/UWP/Armips_UWP/Armips_UWP.vcxproj.filters
+++ b/UWP/Armips_UWP/Armips_UWP.vcxproj.filters
@@ -140,7 +140,10 @@
     <ClCompile Include="..\..\ext\armips\Util\Util.cpp">
       <Filter>Util</Filter>
     </ClCompile>
-    <ClCompile Include="..\..\ext\armips\stdafx.cpp" />
+    <ClCompile Include="..\..\ext\armips\Core\Allocations.cpp" />
+    <ClCompile Include="..\..\ext\armips\Core\ExpressionFunctionHandler.cpp" />
+    <ClCompile Include="..\..\ext\armips\Core\Types.cpp" />
+    <ClCompile Include="..\..\ext\armips\Util\FileSystem.cpp" />
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="pch.h" />
@@ -286,7 +289,6 @@
     <ClInclude Include="..\..\ext\armips\Util\Util.h">
       <Filter>Util</Filter>
     </ClInclude>
-    <ClInclude Include="..\..\ext\armips\stdafx.h" />
   </ItemGroup>
   <ItemGroup>
     <Filter Include="Archs">
diff --git a/UWP/CoreUWP/CoreUWP.vcxproj b/UWP/CoreUWP/CoreUWP.vcxproj
index e22961611f..60c5d6bf8a 100644
--- a/UWP/CoreUWP/CoreUWP.vcxproj
+++ b/UWP/CoreUWP/CoreUWP.vcxproj
@@ -205,7 +205,7 @@
       <SDLCheck>false</SDLCheck>
       <ForcedIncludeFiles>pch.h</ForcedIncludeFiles>
       <AdditionalIncludeDirectories>../../ffmpeg/Windows10/x86/include;../..;../../ext/native;../../ext/snappy;../../ext/libpng17;../../Common;../../ext/zlib;../../ext/zstd/lib;../../ext;$(ProjectDir);$(GeneratedFilesDir);$(IntDir);%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>USE_FFMPEG;WITH_UPNP;_CRT_NONSTDC_NO_DEPRECATE;_CRT_SECURE_NO_WARNINGS;NOMINMAX;_UNICODE;UNICODE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>USE_FFMPEG;WITH_UPNP;_CRT_NONSTDC_NO_DEPRECATE;_CRT_SECURE_NO_WARNINGS;NOMINMAX;_UNICODE;UNICODE;ARMIPS_USE_STD_FILESYSTEM;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <LanguageStandard>stdcpp17</LanguageStandard>
     </ClCompile>
     <Link>
@@ -221,7 +221,7 @@
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       <AdditionalIncludeDirectories>../../ffmpeg/Windows10/x86/include;../..;../../ext/native;../../ext/snappy;../../ext/libpng17;../../Common;../../ext/zlib;../../ext/zstd/lib;../../ext;$(ProjectDir);$(GeneratedFilesDir);$(IntDir);%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>USE_FFMPEG;WITH_UPNP;_CRT_NONSTDC_NO_DEPRECATE;_CRT_SECURE_NO_WARNINGS;NOMINMAX;_UNICODE;UNICODE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>USE_FFMPEG;WITH_UPNP;_CRT_NONSTDC_NO_DEPRECATE;_CRT_SECURE_NO_WARNINGS;NOMINMAX;_UNICODE;UNICODE;ARMIPS_USE_STD_FILESYSTEM;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <LanguageStandard>stdcpp17</LanguageStandard>
     </ClCompile>
     <Link>
@@ -237,7 +237,7 @@
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       <AdditionalIncludeDirectories>../../ffmpeg/Windows10/x86/include;../..;../../ext/native;../../ext/snappy;../../ext/libpng17;../../Common;../../ext/zlib;../../ext/zstd/lib;../../ext;$(ProjectDir);$(GeneratedFilesDir);$(IntDir);%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>USE_FFMPEG;WITH_UPNP;_CRT_NONSTDC_NO_DEPRECATE;_CRT_SECURE_NO_WARNINGS;NOMINMAX;_UNICODE;UNICODE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>USE_FFMPEG;WITH_UPNP;_CRT_NONSTDC_NO_DEPRECATE;_CRT_SECURE_NO_WARNINGS;NOMINMAX;_UNICODE;UNICODE;ARMIPS_USE_STD_FILESYSTEM;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <LanguageStandard>stdcpp17</LanguageStandard>
     </ClCompile>
     <Link>
@@ -253,7 +253,7 @@
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-      <PreprocessorDefinitions>USE_FFMPEG;WITH_UPNP;_CRT_NONSTDC_NO_DEPRECATE;_CRT_SECURE_NO_WARNINGS;NOMINMAX;_ARM_WINAPI_PARTITION_DESKTOP_SDK_AVAILABLE=1;%(ClCompile.PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>USE_FFMPEG;WITH_UPNP;_CRT_NONSTDC_NO_DEPRECATE;_CRT_SECURE_NO_WARNINGS;NOMINMAX;_ARM_WINAPI_PARTITION_DESKTOP_SDK_AVAILABLE=1;ARMIPS_USE_STD_FILESYSTEM;%(ClCompile.PreprocessorDefinitions)</PreprocessorDefinitions>
       <LanguageStandard>stdcpp17</LanguageStandard>
     </ClCompile>
     <Link>
@@ -269,7 +269,7 @@
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       <ForcedIncludeFiles>pch.h</ForcedIncludeFiles>
       <AdditionalIncludeDirectories>../../ffmpeg/Windows10/ARM64/include;../../ffmpeg/WindowsInclude;../..;../../ext/native;../../ext/snappy;../../ext/libpng17;../../Common;../../ext/zlib;../../ext/zstd/lib;../../ext;$(ProjectDir);$(GeneratedFilesDir);$(IntDir);%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>USE_FFMPEG;WITH_UPNP;_CRT_NONSTDC_NO_DEPRECATE;_CRT_SECURE_NO_WARNINGS;NOMINMAX;_ARM64_WINAPI_PARTITION_DESKTOP_SDK_AVAILABLE=1;%(ClCompile.PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>USE_FFMPEG;WITH_UPNP;_CRT_NONSTDC_NO_DEPRECATE;_CRT_SECURE_NO_WARNINGS;NOMINMAX;_ARM64_WINAPI_PARTITION_DESKTOP_SDK_AVAILABLE=1;ARMIPS_USE_STD_FILESYSTEM;%(ClCompile.PreprocessorDefinitions)</PreprocessorDefinitions>
       <LanguageStandard>stdcpp17</LanguageStandard>
     </ClCompile>
     <Link>
@@ -285,7 +285,7 @@
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       <ForcedIncludeFiles>pch.h</ForcedIncludeFiles>
       <AdditionalIncludeDirectories>../../ffmpeg/Windows10/ARM/include;../../ffmpeg/WindowsInclude;../..;../../ext/native;../../ext/snappy;../../ext/libpng17;../../Common;../../ext/zlib;../../ext/zstd/lib;../../ext;$(ProjectDir);$(GeneratedFilesDir);$(IntDir);%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
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+      <PreprocessorDefinitions>USE_FFMPEG;WITH_UPNP;_CRT_NONSTDC_NO_DEPRECATE;_CRT_SECURE_NO_WARNINGS;NOMINMAX;_ARM_WINAPI_PARTITION_DESKTOP_SDK_AVAILABLE=1;ARMIPS_USE_STD_FILESYSTEM;%(ClCompile.PreprocessorDefinitions)</PreprocessorDefinitions>
       <LanguageStandard>stdcpp17</LanguageStandard>
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     <Link>
@@ -301,7 +301,7 @@
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+      <PreprocessorDefinitions>USE_FFMPEG;WITH_UPNP;_CRT_NONSTDC_NO_DEPRECATE;_CRT_SECURE_NO_WARNINGS;NOMINMAX;_ARM64_WINAPI_PARTITION_DESKTOP_SDK_AVAILABLE=1;ARMIPS_USE_STD_FILESYSTEM;%(ClCompile.PreprocessorDefinitions)</PreprocessorDefinitions>
       <LanguageStandard>stdcpp17</LanguageStandard>
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     <Link>
@@ -317,7 +317,7 @@
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+      <PreprocessorDefinitions>USE_FFMPEG;WITH_UPNP;_CRT_NONSTDC_NO_DEPRECATE;_CRT_SECURE_NO_WARNINGS;NOMINMAX;_ARM_WINAPI_PARTITION_DESKTOP_SDK_AVAILABLE=1;ARMIPS_USE_STD_FILESYSTEM;%(ClCompile.PreprocessorDefinitions)</PreprocessorDefinitions>
       <LanguageStandard>stdcpp17</LanguageStandard>
     </ClCompile>
     <Link>
@@ -333,7 +333,7 @@
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       <AdditionalIncludeDirectories>../../ffmpeg/Windows10/ARM64/include;../../ffmpeg/WindowsInclude;../..;../../ext/native;../../ext/snappy;../../ext/libpng17;../../Common;../../ext/zlib;../../ext/zstd/lib;../../ext;$(ProjectDir);$(GeneratedFilesDir);$(IntDir);%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
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+      <PreprocessorDefinitions>USE_FFMPEG;WITH_UPNP;_CRT_NONSTDC_NO_DEPRECATE;_CRT_SECURE_NO_WARNINGS;NOMINMAX;_ARM64_WINAPI_PARTITION_DESKTOP_SDK_AVAILABLE=1;ARMIPS_USE_STD_FILESYSTEM;%(ClCompile.PreprocessorDefinitions)</PreprocessorDefinitions>
       <LanguageStandard>stdcpp17</LanguageStandard>
     </ClCompile>
     <Link>
@@ -349,7 +349,7 @@
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+      <PreprocessorDefinitions>USE_FFMPEG;WITH_UPNP;_CRT_NONSTDC_NO_DEPRECATE;_CRT_SECURE_NO_WARNINGS;NOMINMAX;_UNICODE;UNICODE;ARMIPS_USE_STD_FILESYSTEM;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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     <Link>
@@ -365,7 +365,7 @@
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+      <PreprocessorDefinitions>USE_FFMPEG;WITH_UPNP;_CRT_NONSTDC_NO_DEPRECATE;_CRT_SECURE_NO_WARNINGS;NOMINMAX;_UNICODE;UNICODE;ARMIPS_USE_STD_FILESYSTEM;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <LanguageStandard>stdcpp17</LanguageStandard>
     </ClCompile>
     <Link>
@@ -381,7 +381,7 @@
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-      <PreprocessorDefinitions>USE_FFMPEG;WITH_UPNP;_CRT_NONSTDC_NO_DEPRECATE;_CRT_SECURE_NO_WARNINGS;NOMINMAX;_UNICODE;UNICODE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>USE_FFMPEG;WITH_UPNP;_CRT_NONSTDC_NO_DEPRECATE;_CRT_SECURE_NO_WARNINGS;NOMINMAX;_UNICODE;UNICODE;ARMIPS_USE_STD_FILESYSTEM;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <LanguageStandard>stdcpp17</LanguageStandard>
     </ClCompile>
     <Link>
diff --git a/ext/CMakeLists.txt b/ext/CMakeLists.txt
index 59be65c0da..e5159c989a 100644
--- a/ext/CMakeLists.txt
+++ b/ext/CMakeLists.txt
@@ -1,5 +1,8 @@
 set(ARMIPS_REGEXP OFF CACHE BOOL "" FORCE)
 set(ARMIPS_LIBRARY_ONLY ON CACHE BOOL "" FORCE)
+if(WIN32)
+	set(ARMIPS_USE_STD_FILESYSTEM ON CACHE BOOL "" FORCE)
+endif()
 
 add_subdirectory(armips)
 if(NOT USING_GLES2)
diff --git a/ext/libarmips.vcxproj b/ext/libarmips.vcxproj
index 8cbb23dfdd..c0484e63d1 100644
--- a/ext/libarmips.vcxproj
+++ b/ext/libarmips.vcxproj
@@ -261,7 +261,7 @@
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
     <ClCompile>
       <WarningLevel>Level3</WarningLevel>
-      <PreprocessorDefinitions>_CRTDBG_MAP_ALLOC;WIN32;_DEBUG;_LIB;_CRT_SECURE_NO_WARNINGS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_CRTDBG_MAP_ALLOC;WIN32;_DEBUG;_LIB;_CRT_SECURE_NO_WARNINGS;ARMIPS_USE_STD_FILESYSTEM;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <RuntimeLibrary>MultiThreadedDebug</RuntimeLibrary>
       <AdditionalIncludeDirectories>armips</AdditionalIncludeDirectories>
       <ForcedIncludeFiles>
@@ -281,7 +281,7 @@
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
     <ClCompile>
       <WarningLevel>Level3</WarningLevel>
-      <PreprocessorDefinitions>_CRTDBG_MAP_ALLOC;WIN32;_DEBUG;_LIB;_CRT_SECURE_NO_WARNINGS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_CRTDBG_MAP_ALLOC;WIN32;_DEBUG;_LIB;_CRT_SECURE_NO_WARNINGS;ARMIPS_USE_STD_FILESYSTEM;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <RuntimeLibrary>MultiThreadedDebug</RuntimeLibrary>
       <AdditionalIncludeDirectories>armips</AdditionalIncludeDirectories>
       <OmitFramePointers>false</OmitFramePointers>
@@ -302,7 +302,7 @@
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|ARM64'">
     <ClCompile>
       <WarningLevel>Level3</WarningLevel>
-      <PreprocessorDefinitions>_CRTDBG_MAP_ALLOC;WIN32;_DEBUG;_LIB;_CRT_SECURE_NO_WARNINGS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_CRTDBG_MAP_ALLOC;WIN32;_DEBUG;_LIB;_CRT_SECURE_NO_WARNINGS;ARMIPS_USE_STD_FILESYSTEM;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <RuntimeLibrary>MultiThreadedDebug</RuntimeLibrary>
       <AdditionalIncludeDirectories>armips</AdditionalIncludeDirectories>
       <OmitFramePointers>false</OmitFramePointers>
@@ -323,7 +323,7 @@
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|ARM'">
     <ClCompile>
       <WarningLevel>Level3</WarningLevel>
-      <PreprocessorDefinitions>_CRTDBG_MAP_ALLOC;WIN32;_DEBUG;_LIB;_CRT_SECURE_NO_WARNINGS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_CRTDBG_MAP_ALLOC;WIN32;_DEBUG;_LIB;_CRT_SECURE_NO_WARNINGS;ARMIPS_USE_STD_FILESYSTEM;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <RuntimeLibrary>MultiThreadedDebug</RuntimeLibrary>
       <AdditionalIncludeDirectories>armips</AdditionalIncludeDirectories>
       <OmitFramePointers>false</OmitFramePointers>
@@ -343,7 +343,7 @@
     <ClCompile>
       <WarningLevel>Level3</WarningLevel>
       <Optimization>Disabled</Optimization>
-      <PreprocessorDefinitions>WIN32;_DEBUG;_LIB;_CRT_SECURE_NO_WARNINGS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>WIN32;_DEBUG;_LIB;_CRT_SECURE_NO_WARNINGS;ARMIPS_USE_STD_FILESYSTEM;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <AdditionalIncludeDirectories>armips</AdditionalIncludeDirectories>
       <LanguageStandard>stdcpp17</LanguageStandard>
     </ClCompile>
@@ -356,7 +356,7 @@
     <ClCompile>
       <WarningLevel>Level3</WarningLevel>
       <Optimization>Disabled</Optimization>
-      <PreprocessorDefinitions>WIN32;_DEBUG;_LIB;_CRT_SECURE_NO_WARNINGS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>WIN32;_DEBUG;_LIB;_CRT_SECURE_NO_WARNINGS;ARMIPS_USE_STD_FILESYSTEM;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <AdditionalIncludeDirectories>armips</AdditionalIncludeDirectories>
       <LanguageStandard>stdcpp17</LanguageStandard>
     </ClCompile>
@@ -369,7 +369,7 @@
     <ClCompile>
       <WarningLevel>Level3</WarningLevel>
       <Optimization>Disabled</Optimization>
-      <PreprocessorDefinitions>WIN32;_DEBUG;_LIB;_CRT_SECURE_NO_WARNINGS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>WIN32;_DEBUG;_LIB;_CRT_SECURE_NO_WARNINGS;ARMIPS_USE_STD_FILESYSTEM;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <AdditionalIncludeDirectories>armips</AdditionalIncludeDirectories>
       <LanguageStandard>stdcpp17</LanguageStandard>
     </ClCompile>
@@ -382,7 +382,7 @@
     <ClCompile>
       <WarningLevel>Level3</WarningLevel>
       <Optimization>Disabled</Optimization>
-      <PreprocessorDefinitions>WIN32;_DEBUG;_LIB;_CRT_SECURE_NO_WARNINGS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>WIN32;_DEBUG;_LIB;_CRT_SECURE_NO_WARNINGS;ARMIPS_USE_STD_FILESYSTEM;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <AdditionalIncludeDirectories>armips</AdditionalIncludeDirectories>
       <RuntimeLibrary>MultiThreadedDebug</RuntimeLibrary>
       <LanguageStandard>stdcpp17</LanguageStandard>
@@ -398,7 +398,7 @@
       <Optimization>MaxSpeed</Optimization>
       <FunctionLevelLinking>true</FunctionLevelLinking>
       <IntrinsicFunctions>true</IntrinsicFunctions>
-      <PreprocessorDefinitions>WIN32;NDEBUG;_LIB;_CRT_SECURE_NO_WARNINGS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>WIN32;NDEBUG;_LIB;_CRT_SECURE_NO_WARNINGS;ARMIPS_USE_STD_FILESYSTEM;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <RuntimeLibrary>MultiThreaded</RuntimeLibrary>
       <AdditionalIncludeDirectories>armips</AdditionalIncludeDirectories>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
@@ -419,7 +419,7 @@
       <Optimization>MaxSpeed</Optimization>
       <FunctionLevelLinking>true</FunctionLevelLinking>
       <IntrinsicFunctions>true</IntrinsicFunctions>
-      <PreprocessorDefinitions>WIN32;NDEBUG;_LIB;_CRT_SECURE_NO_WARNINGS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>WIN32;NDEBUG;_LIB;_CRT_SECURE_NO_WARNINGS;ARMIPS_USE_STD_FILESYSTEM;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <RuntimeLibrary>MultiThreaded</RuntimeLibrary>
       <AdditionalIncludeDirectories>armips</AdditionalIncludeDirectories>
       <BufferSecurityCheck>false</BufferSecurityCheck>
@@ -442,7 +442,7 @@
       <Optimization>MaxSpeed</Optimization>
       <FunctionLevelLinking>true</FunctionLevelLinking>
       <IntrinsicFunctions>true</IntrinsicFunctions>
-      <PreprocessorDefinitions>WIN32;NDEBUG;_LIB;_CRT_SECURE_NO_WARNINGS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>WIN32;NDEBUG;_LIB;_CRT_SECURE_NO_WARNINGS;ARMIPS_USE_STD_FILESYSTEM;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <RuntimeLibrary>MultiThreaded</RuntimeLibrary>
       <AdditionalIncludeDirectories>armips</AdditionalIncludeDirectories>
       <BufferSecurityCheck>false</BufferSecurityCheck>
@@ -465,7 +465,7 @@
       <Optimization>MaxSpeed</Optimization>
       <FunctionLevelLinking>true</FunctionLevelLinking>
       <IntrinsicFunctions>true</IntrinsicFunctions>
-      <PreprocessorDefinitions>WIN32;NDEBUG;_LIB;_CRT_SECURE_NO_WARNINGS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>WIN32;NDEBUG;_LIB;_CRT_SECURE_NO_WARNINGS;ARMIPS_USE_STD_FILESYSTEM;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <RuntimeLibrary>MultiThreaded</RuntimeLibrary>
       <AdditionalIncludeDirectories>armips</AdditionalIncludeDirectories>
       <BufferSecurityCheck>false</BufferSecurityCheck>