En del i Microsoft Community Center der brukere kan utveksle tanker og ideer om programmet for frivillig moderator og dets aktiviteter.
https://www.reddit.com/r/Sims3/comments/1392brp/sims_3_wont_launch_windows_11/
this thread has tons of solutions that might work for you
this one seems like one of the better ones tho:
https://forums.ea.com/discussions/the-sims-3-technical-issues-en/re-sims-3-wont-open-alder-lake-intel-12th-gen-cpu/8265777#M250970
And as a last hope here is a tutorial which seems to also work:
https://www.youtube.com/watch?v=XWVxfAFdK7I&list=LL&index=17&t=253s
Hope it helped :D