My Sims 4 household saves are gone after the update from February 25th 2025

Sn0wy_LaLa  It sounds like the game is reading a different folder than the one that contains your saves.  The location could have moved for a couple reasons, which don't matter here if you're willing to use the new location, in which case simply move your saves to that folder.  Here's how to find it:

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

If you don't want your Sims 4 data in that new location, please list it and the location you'd like to use.