Editor UI Window Issues

Editor Window display issues on Mac

There is a known issue that causes display issues for Unity Editor windows that use the new UIToolkit. As described here in this forum thread.

As mentioned in the thread this issue is only present in some versions of Unity and can be fixed by adjusting the Unity Player settings as below.

Go to Project Settings > Player and expand the Other Settings tab (Desktop tab). Uncheck the Auto Graphic API for MacOS and add the OpenGLCore.