All I wanted to do was to move my Sims 4 from a mechanical hard drive over to an SSD. I searched online, and it said it was easy to do. All I had to do was go into my origin settings and change my gam...
When I got my new computer in January, I redownloaded/reinstalled the game and opened it once (to create the new The Sims 4 folder in Documents/Electronic Arts). Then I moved my saves and Tray folders and reinstalled all my mods. That's the best way to do it IMO.