My Mac suddenly has partial black on the right side of the screen - please help fix!
How to fix partial opaque black screen on the right side of a Mac Pro 13
How to fix partial opaque black screen on the right side of a Mac Pro 13
Try and restart the Mac.
If it is an intel Mac, try resetting the NVRAM But that article brought you here so I think you've tried this allready.
If this is not working, Contact - Official Apple Support to set up service for your device
My Mac suddenly has partial black on the right side of the screen - please help fix!