: Disables the automatic memory system entirely.

prevents the game from wiping memories when Sims move, helping to avoid "amnesia" bugs.

: Limits memories to significant life events only.

If you are actually playing , similar "memory fix" or "no trash memory" mods exist to prevent save corruption and bloat:

: Obtain the correct version for your game's patch (e.g., version 1.26 for the Pets expansion).