However, before that, if you haven’t restarted your PC in a while, do that, as this will refresh the operating system and eliminate any corrupt temporary files causing the issue. However, if none of the fixes work, you will finally have to reinstall Steam.īelow we explain how to perform this operation. The black screen issue on Steam can be fixed by updating the app, and graphics drive, clearing the browser cache, re-configuring Steam settings, deleting the Steam cache, and applying other fices. How To Fix Steam Black Screen Not Working Bad PSU, overclocking, corrupt GPU card drivers.Corrupt installation of the Steam app or incorrect settings.Corrupt or outdated graphics drivers or it is overclocked.There are several reasons why the display may go black on Steam. What Causes Steam Not Showing Anything & Black Screen?