Does iCloud reset?

[Christian]

If you upgraded to Sonoma recently this pretty much sounds as if you are experiencing what is described over here:

Eclectic Light Company: macOS Sonoma has changed iCloud Drive radically

TL;DR: Before upgrading to Sonoma, enable iCloud Optimized Mac Storage, or be prepared to wait for Sonoma to delete and restore your entire iCloud Drive storage after upgrading. While many of us upgraded to Sonoma without any hint of iCloud trouble, some have suffered serious problems. These appear most likely to affect Macs with Optimize Mac Storage turned off, some of whose files have been evicted. What happens then is that, shortly after completing the upgrade to 14.0, iCloud appears to p…