Re: Sims 4 won't start
@ChiaraTravaglino Please do a repair install of Windows, as described here (option two):
https://www.elevenforum.com/t/repair-install-windows-11-with-an-in-place-upgrade.418/#Two
This shouldn't delete any of your data, but if you get to step 14 and are NOT asked to keep personal files and apps, back out and start over.