Re: Sims 4 black screen
@kellythemoose Please move your entire Sims 4 folder out of Documents\Electronic Arts and onto your desktop. Restart your computer (again), and try to play. Let me know whether the game works.
If it doesn't, please run a dxdiag and attach it to a post.
https://help.ea.com/en-us/help/pc/how-to-gather-dxdiag-information/