Sims 4 saves not transferring

Swollenmembr​  OneDrive may be the issue here, but there are different ways to disable it, some of which are more effective than others.  If you do want to get rid of it, please do so this way:

[CURRENT ISSUE] Sims 4 saves/user content disappearing (PC) | EA Forums - 11838402

When you're done, open the game to confirm that it's now reading a Sims 4 folder NOT in OneDrive, as described here:

https://sims4.crinrict.com/eng/2018/07/how-to-find-your-user-folder/

Then move the saves and Tray files to that folder.