diff --git a/MeoAssistantArknights.sln b/MeoAssistantArknights.sln
index 96fc04f7fc..0627e4e502 100644
--- a/MeoAssistantArknights.sln
+++ b/MeoAssistantArknights.sln
@@ -1,7 +1,7 @@
 
 Microsoft Visual Studio Solution File, Format Version 12.00
-# Visual Studio Version 17
-VisualStudioVersion = 17.1.32414.318
+# Visual Studio Version 16
+VisualStudioVersion = 16.0.32510.428
 MinimumVisualStudioVersion = 10.0.40219.1
 Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "tools", "tools", "{6C4B8D52-51D1-45F8-AAEC-808035443FD6}"
 EndProject
@@ -35,11 +35,9 @@ Global
 	EndGlobalSection
 	GlobalSection(ProjectConfigurationPlatforms) = postSolution
 		{63B4F1A2-291C-4C85-91E1-A1F6DAE30D64}.Release|x64.ActiveCfg = Release|x64
-		{63B4F1A2-291C-4C85-91E1-A1F6DAE30D64}.Release|x64.Build.0 = Release|x64
 		{63B4F1A2-291C-4C85-91E1-A1F6DAE30D64}.Release|x86.ActiveCfg = Release|x64
 		{63B4F1A2-291C-4C85-91E1-A1F6DAE30D64}.Release|x86.Build.0 = Release|x64
 		{63B4F1A2-291C-4C85-91E1-A1F6DAE30D64}.RelWithDebInfo|x64.ActiveCfg = RelWithDebInfo|x64
-		{63B4F1A2-291C-4C85-91E1-A1F6DAE30D64}.RelWithDebInfo|x64.Build.0 = RelWithDebInfo|x64
 		{63B4F1A2-291C-4C85-91E1-A1F6DAE30D64}.RelWithDebInfo|x86.ActiveCfg = RelWithDebInfo|x64
 		{63B4F1A2-291C-4C85-91E1-A1F6DAE30D64}.RelWithDebInfo|x86.Build.0 = RelWithDebInfo|x64
 		{FFDC8F49-8EAF-45BE-B0A8-7EF0DB9875A2}.Release|x64.ActiveCfg = Release|x64
@@ -51,7 +49,6 @@ Global
 		{FFDC8F49-8EAF-45BE-B0A8-7EF0DB9875A2}.RelWithDebInfo|x86.ActiveCfg = RelWithDebInfo|x64
 		{FFDC8F49-8EAF-45BE-B0A8-7EF0DB9875A2}.RelWithDebInfo|x86.Build.0 = RelWithDebInfo|x64
 		{093A3174-A27E-4D23-B64E-16F9448AD5AC}.Release|x64.ActiveCfg = Release|x64
-		{093A3174-A27E-4D23-B64E-16F9448AD5AC}.Release|x64.Build.0 = Release|x64
 		{093A3174-A27E-4D23-B64E-16F9448AD5AC}.Release|x86.ActiveCfg = Release|Win32
 		{093A3174-A27E-4D23-B64E-16F9448AD5AC}.Release|x86.Build.0 = Release|Win32
 		{093A3174-A27E-4D23-B64E-16F9448AD5AC}.RelWithDebInfo|x64.ActiveCfg = Release|x64
@@ -66,7 +63,6 @@ Global
 		{362D1E30-F5AE-4279-9985-65C27B3BA300}.RelWithDebInfo|x86.ActiveCfg = RelWithDebInfo|x64
 		{362D1E30-F5AE-4279-9985-65C27B3BA300}.RelWithDebInfo|x86.Build.0 = RelWithDebInfo|x64
 		{C9EA2837-0A4B-488F-A289-643B9D0BFCEB}.Release|x64.ActiveCfg = Release|x64
-		{C9EA2837-0A4B-488F-A289-643B9D0BFCEB}.Release|x64.Build.0 = Release|x64
 		{C9EA2837-0A4B-488F-A289-643B9D0BFCEB}.Release|x86.ActiveCfg = Release|Win32
 		{C9EA2837-0A4B-488F-A289-643B9D0BFCEB}.Release|x86.Build.0 = Release|Win32
 		{C9EA2837-0A4B-488F-A289-643B9D0BFCEB}.RelWithDebInfo|x64.ActiveCfg = Release|x64
diff --git a/src/MeoAssistant/MeoAssistant.vcxproj b/src/MeoAssistant/MeoAssistant.vcxproj
index 8cc96e77e9..27bed142f1 100644
--- a/src/MeoAssistant/MeoAssistant.vcxproj
+++ b/src/MeoAssistant/MeoAssistant.vcxproj
@@ -190,7 +190,7 @@
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="Configuration">
     <ConfigurationType>DynamicLibrary</ConfigurationType>
     <UseDebugLibraries>false</UseDebugLibraries>
-    <PlatformToolset>v143</PlatformToolset>
+    <PlatformToolset>v142</PlatformToolset>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>Unicode</CharacterSet>
   </PropertyGroup>
diff --git a/tools/ItemMappingCvt/ItemMappingCvt.vcxproj b/tools/ItemMappingCvt/ItemMappingCvt.vcxproj
index 55f57f3af2..0293a864d5 100644
--- a/tools/ItemMappingCvt/ItemMappingCvt.vcxproj
+++ b/tools/ItemMappingCvt/ItemMappingCvt.vcxproj
@@ -28,7 +28,7 @@
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="Configuration">
     <ConfigurationType>Application</ConfigurationType>
     <UseDebugLibraries>false</UseDebugLibraries>
-    <PlatformToolset>v143</PlatformToolset>
+    <PlatformToolset>v142</PlatformToolset>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>Unicode</CharacterSet>
   </PropertyGroup>
diff --git a/tools/TestCaller/TestCaller.vcxproj b/tools/TestCaller/TestCaller.vcxproj
index 3ac4232ba0..0475b6fe6b 100644
--- a/tools/TestCaller/TestCaller.vcxproj
+++ b/tools/TestCaller/TestCaller.vcxproj
@@ -25,14 +25,14 @@
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="Configuration">
     <ConfigurationType>Application</ConfigurationType>
     <UseDebugLibraries>false</UseDebugLibraries>
-    <PlatformToolset>v143</PlatformToolset>
+    <PlatformToolset>v142</PlatformToolset>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>Unicode</CharacterSet>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='RelWithDebInfo|x64'" Label="Configuration">
     <ConfigurationType>Application</ConfigurationType>
     <UseDebugLibraries>false</UseDebugLibraries>
-    <PlatformToolset>v143</PlatformToolset>
+    <PlatformToolset>v142</PlatformToolset>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>Unicode</CharacterSet>
   </PropertyGroup>
diff --git a/tools/TransparentImageCvt/TransparentImageCvt.vcxproj b/tools/TransparentImageCvt/TransparentImageCvt.vcxproj
index 3c1ac476c4..55b822ec79 100644
--- a/tools/TransparentImageCvt/TransparentImageCvt.vcxproj
+++ b/tools/TransparentImageCvt/TransparentImageCvt.vcxproj
@@ -28,7 +28,7 @@
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="Configuration">
     <ConfigurationType>Application</ConfigurationType>
     <UseDebugLibraries>false</UseDebugLibraries>
-    <PlatformToolset>v143</PlatformToolset>
+    <PlatformToolset>v142</PlatformToolset>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>Unicode</CharacterSet>
   </PropertyGroup>