Text not visible in Score Settings window on Mac

Cubase 10.5 In score editor staff, main tool missing. There is no text or quantization visible. How do I make it visible?

What do you mean?

I mean this

I see.
AFAIK this is normally a bug due to the dark mode in MacOS.
Two solutions: switch to light mode, or, upgrade Cubase.

Thanks, but where do you switch to light mode, there are so many possibilities to change the color

I am not a Mac user, but try this:

Use a light or dark appearance on your Mac - Apple Support