The black square glitch problem is a problem I named, I currently use a t w o t h o u s a n d t w e l v e Imac and it has this bug that my friend dosent have some sort of a black square thing at the bottom of my screen, basiclly there are multiple black squares and just move when I move, its not in the game, and my computer is good but idk I would like to see if anybody else has this ###### |