All my flows have disappeared from the desktop app!
Where are they stored normally? How can I get them back?
The app shows only one flow:

I had a backup from 15th of May from "L:\OneDrive\Anwendungen\Power Automate Desktop For Windows".

But when I copied the files manually back to "L:\OneDrive\Anwendungen\Power Automate Desktop For Windows" and hitting refresh in the app, they don't re-appear.
Please help!
P.S. I already tried solutions in similar threads without success.