2021, Still no change.

Multiplying the new RGB value with the alpha value should fix this. #include <metal_stdlib> using namespace metal; [[stitchable]] half4 replaceColor(float2 pos, half4 oldColor, half4 newColor) { return half4(half3(newColor.r, newColor.g, newColor.b) * oldColor.a, oldColor.a); }

Delete ~/Library/Preferences/com.apple.dt.xcodebuild.plist should fix this. You don't need to uninstall Xcode completely.

Delete ~/Library/Preferences/com.apple.dt.xcodebuild.plist can fix this.

You need to localize your CFBundleName for all languages. As you can see it says "Application name '' for es".