Unity 6000.3.1f1 on Mac

This is how it looks my project from 6000.0.58f1 to Unity 6000.3.1f1 on Mac. The buttons works but they are all white squares.

I’m using a MacBook Pro M1

tofu fonts and / or blank buttons:

I read that this can be fixed by specifying OpenGLCore in the preferences, as follows: