Hi, I notice the top left corner of my screen have some sort of black stains that appear prominent on grey/ blue background but not visible on white background or any other colour.
Anyone knows what's wrong with it?
The image is similar to this:
forums.macrumors.com/attachments/image-jpeg.609717/
Anyone knows what's wrong with it?
The image is similar to this:
forums.macrumors.com/attachments/image-jpeg.609717/
Last edited by a moderator:


