4 Replies Latest reply: Nov 19, 2012 1:19 PM by mende1
TheSDavies93 Level 1 Level 1 (0 points)

Hello, I recently took my computer to the Apple store so they could make a diagnostics of my computer and now everytime I start my computer up, in the middle of the screen I have a small world, that flashes. Any tips on how to get rid of it.

Mac Pro