lost all colour (except black and white) to all displays on screen (photo, Email, browsing, files, etc. ) How do I restore all the colours of the rainbow to my dsplays, files, etc.

Hi, This forum is intended to help users with Mozilla products, such as Firefox. As a moderator, I'm going to mark this thread as off-topic and lock the thread since it is not a subject covered in the support forum. Please see [[Mozilla Support rules and guidelines]].