diff --git a/13-ShowGIFAndResourceStatus/13-ShowGIFAndResourceStatus.vcxproj b/13-ShowGIFAndResourceStatus/13-ShowGIFAndResourceStatus.vcxproj
index 08340a41043bcc3600786009afd54bdf9272a5ee..ae73b184aef04a32dcc38e735bf06d60fe20692d 100644
--- a/13-ShowGIFAndResourceStatus/13-ShowGIFAndResourceStatus.vcxproj
+++ b/13-ShowGIFAndResourceStatus/13-ShowGIFAndResourceStatus.vcxproj
@@ -23,7 +23,7 @@
     <ProjectGuid>{B3D520CA-D4E5-4513-8664-4EAC26C10650}</ProjectGuid>
     <Keyword>Win32Proj</Keyword>
     <RootNamespace>My13ShowGIFAndResourceStatus</RootNamespace>
-    <WindowsTargetPlatformVersion>10.0.20348.0</WindowsTargetPlatformVersion>
+    <WindowsTargetPlatformVersion>10.0</WindowsTargetPlatformVersion>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
diff --git a/22-MultiInstance-PBR-Sphere/22-MultiInstance-PBR-Sphere.cpp b/22-MultiInstance-PBR-Sphere/22-MultiInstance-PBR-Sphere.cpp
index 50c9a81922d23f02e7da366c21382c0b68670360..5c87f082eb71610ada16d8bc045901f3a55eacb1 100644
--- a/22-MultiInstance-PBR-Sphere/22-MultiInstance-PBR-Sphere.cpp
+++ b/22-MultiInstance-PBR-Sphere/22-MultiInstance-PBR-Sphere.cpp
@@ -844,6 +844,7 @@ int APIENTRY _tWinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPWSTR    l
             stVBV[1].SizeInBytes = iRowCnts * iColCnts * sizeof(ST_GRS_PER_INSTANCE);
         }
 
+        {}
         // 10、填充资源屏障结构
         {
             stBeginResBarrier.Type = D3D12_RESOURCE_BARRIER_TYPE_TRANSITION;
diff --git a/24-CubeMapWithoutDDS/24-CubeMapWithoutDDS.cpp b/24-CubeMapWithoutDDS/24-CubeMapWithoutDDS.cpp
index 38d0dfe15c0e33dae0c0564b0ff7082ef1951bf1..8319a83f5144f621cfcfdfa1e429b11ab3fb0818 100644
--- a/24-CubeMapWithoutDDS/24-CubeMapWithoutDDS.cpp
+++ b/24-CubeMapWithoutDDS/24-CubeMapWithoutDDS.cpp
@@ -822,7 +822,7 @@ int APIENTRY _tWinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPWSTR    l
             GRS_THROW_IF_FAILED(g_stD3DDevice.m_pID3D12Device4->CreateCommittedResource(
                 &g_stDefaultHeapProps
                 , D3D12_HEAP_FLAG_NONE
-                , &stResourceDesc				//可以使用CD3DX12_RESOURCE_DESC::Tex2D来简化结构体的初始化
+                , &stResourceDesc			
                 , D3D12_RESOURCE_STATE_COPY_DEST
                 , nullptr
                 , IID_PPV_ARGS(&g_stSkyBoxData.m_pITexture)));
diff --git a/25-IBL-MultiInstance-Sphere/Shader/GRS_1Times_GS_HDR_2_CubeMap_VS_GS.hlsl b/25-IBL-MultiInstance-Sphere/Shader/GRS_1Times_GS_HDR_2_CubeMap_VS_GS.hlsl
index 6019e343466bd59e9b76a10feb3ea6975b711e20..e3ca8b54aa13937c670f8bb69939682dfeb043b2 100644
--- a/25-IBL-MultiInstance-Sphere/Shader/GRS_1Times_GS_HDR_2_CubeMap_VS_GS.hlsl
+++ b/25-IBL-MultiInstance-Sphere/Shader/GRS_1Times_GS_HDR_2_CubeMap_VS_GS.hlsl
@@ -40,7 +40,6 @@ void GSMain(triangle ST_GRS_HLSL_GS_IN stGSInput[3], inout TriangleStream<ST_GRS
 
         for (int v = 0; v < 3; v++)
         {
-            stGSOutput.RTIndex = f;
             // 下面的乘积是可以优化的，可以提前在 CPP 中 将6个View矩阵分别先与Projection矩阵相乘，再传入Shader
             // 当然因为这里是固定的Cube
             stGSOutput.m_v4WPos = stGSInput[v].m_v4WPos;
diff --git a/26-Normal-Map-And-Tangent-Space/26-Normal-Map-And-Tangent-Space.cpp b/26-Normal-Map-And-Tangent-Space/26-Normal-Map-And-Tangent-Space.cpp
index d5a2fcbb7189fd2ecfbee9ebb99404f46a734bc2..6d8883a44ee2920260d68e16e11ce3a397916ae6 100644
--- a/26-Normal-Map-And-Tangent-Space/26-Normal-Map-And-Tangent-Space.cpp
+++ b/26-Normal-Map-And-Tangent-Space/26-Normal-Map-And-Tangent-Space.cpp
@@ -191,7 +191,7 @@ ST_GRS_SCENE_CONST_DATA                     g_stCBData = {};
 ST_GRS_CONST_BUFFER                         g_stConstBuffer = {};
 
 ST_GRS_PSO                                  g_stModelPSO = {};
-ST_GRS_DESCRIPTOR_HEAP                             g_stModelHeap = {};
+ST_GRS_DESCRIPTOR_HEAP                      g_stModelHeap = {};
 ST_GRS_MESH_DATA_MULTI_SLOT                 g_stMeshData = {};
 
 void OnSize(UINT width, UINT height, bool minimized);
diff --git a/5-SkyBox/5-SkyBox.cpp b/5-SkyBox/5-SkyBox.cpp
index cb0652b339839883e2363c16f69069573a215d44..87f0dae4191c2ba9c8db97e437d005a1e576d7a2 100644
--- a/5-SkyBox/5-SkyBox.cpp
+++ b/5-SkyBox/5-SkyBox.cpp
@@ -1068,6 +1068,7 @@ int APIENTRY _tWinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPWSTR    l
 			GRS_SAFE_FREE(pbPicData);
 		}
 
+		{}
 		// 使用DDSLoader辅助函数加载Skybox的纹理
 		{
 			TCHAR pszSkyboxTextureFile[MAX_PATH] = {};
@@ -1223,6 +1224,7 @@ int APIENTRY _tWinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPWSTR    l
 			pICmdListDirect->ResourceBarrier(1, &stTransResBarrier);
 		}
 
+		{}
 		//向直接命令列表发出从上传堆复制纹理数据到默认堆的命令，执行并同步等待，即完成第二个Copy动作，由GPU上的复制引擎完成
 		//注意此时直接命令列表还没有绑定PSO对象，因此它也是不能执行3D图形命令的，但是可以执行复制命令，因为复制引擎不需要什么
 		//额外的状态设置之类的参数