diff --git a/MobileGL/MG_Impl/GLImpl/RenderState/GL_RenderState.cpp b/MobileGL/MG_Impl/GLImpl/RenderState/GL_RenderState.cpp
index 97f3508a..3e65dfc5 100644
--- a/MobileGL/MG_Impl/GLImpl/RenderState/GL_RenderState.cpp
+++ b/MobileGL/MG_Impl/GLImpl/RenderState/GL_RenderState.cpp
@@ -86,7 +86,7 @@ namespace MobileGL {
         }
 
         void PixelStorei_State(GLenum pname, GLint param) {
-            MGLOG_D("%s: %s, ...", __func__, MG_Util::ConvertGLEnumToString(pname).c_str());
+            MGLOG_D("%s: %s = %d", __func__, MG_Util::ConvertGLEnumToString(pname).c_str(), param);
             PixelStoreParam pixelStoreParam = MG_Util::ConvertGLEnumToPixelStoreParam(pname);
             if (pixelStoreParam == PixelStoreParam::Unknown) {
                 MG_State::pGLContext->RecordError(
diff --git a/MobileGL/MG_Impl/GLImpl/Texture/GL_Texture.cpp b/MobileGL/MG_Impl/GLImpl/Texture/GL_Texture.cpp
index 5018f908..79c6a61e 100644
--- a/MobileGL/MG_Impl/GLImpl/Texture/GL_Texture.cpp
+++ b/MobileGL/MG_Impl/GLImpl/Texture/GL_Texture.cpp
@@ -61,7 +61,9 @@ namespace MobileGL {
             TexturePixelDataType texturePixelDataType = MG_Util::ConvertGLEnumToTexturePixelDataType(type);
             //            TextureInternalFormat textureInternalFormat =
             //            MG_Util::ConvertGLEnumToTextureInternalFormat(format);
-            MGLOG_D("TexSubImage2D_State: (%d, %d), format = %s, pixels = %p", width, height,
+            MGLOG_D("TexSubImage2D_State: target = %s, level = %d, (%d, %d), format = %s, pixels = %p",
+                    MG_Util::ConvertGLEnumToString(target).c_str(), level,
+                    width, height,
                     MG_Util::ConvertTextureInputFormatToString(textureInputFormat).c_str(), pixels);
             // ===================== Error Checking ==============================
             if (!TextureImpl::ValidateTexturePixelDataType(texturePixelDataType)) return;
diff --git a/MobileGL/MG_Util/Texture/PixelStoreProcessor.cpp b/MobileGL/MG_Util/Texture/PixelStoreProcessor.cpp
index c8272fe5..acc61b17 100644
--- a/MobileGL/MG_Util/Texture/PixelStoreProcessor.cpp
+++ b/MobileGL/MG_Util/Texture/PixelStoreProcessor.cpp
@@ -107,6 +107,9 @@ namespace MobileGL::MG_Util::PixelStoreProcessor {
         const Int copyHeight = height;
         const Int copyDepth = depth;
 
+        MGLOG_D("%s: start at: (%d, %d, %d), copy size: (%d, %d, %d)", __func__,
+                startX, startY, startZ, copyWidth, copyHeight, copyDepth);
+
         if (copyWidth <= 0 || copyHeight <= 0 || copyDepth <= 0) {
             outSize = 0;
             return nullptr;