Solved
The Sims 4 won't launch
I just installed the EA app, The Sims 4, and its expansions on my Windows laptop and it won't launch. When I press play on the EA app, it acts as if it is launched and I can see on task manager that ...
@churchado That means that the problem is something in your old user folder. The first culprit is always mods or custom content, so test those files first, in the clean folder. The 50/50 method can make the process much more efficient:
https://modthesims.info/wiki.php?title=Game_Help:Finding_Problem_Custom_Content#The_50.25_Method
Once you've sorted through this content, you can transfer the contents of the saves and Tray (saved households and builds) folders to the new Sims 4 folder, plus Screenshots and Recorded Videos if you care about those. The other files and folders can be discarded; the game will regenerate them as necessary.
