fluffyfox macrumors newbie Nov 21, 2016 #1 I got a black screen while using mac os sierra 10.12.1 earlier today and playing a game on it. My imac is a Imac 27-inch, late 2009)
I got a black screen while using mac os sierra 10.12.1 earlier today and playing a game on it. My imac is a Imac 27-inch, late 2009)
