Today i just boot my Debian 13 and gnome was using some slightly corrupted custom theme..I tried to reinstall gnome shell, basically everything what popped on my mind..but nothing..even GDM has custom theme..i really dont know how that happened… .config/gtk 4 folder is empty as well as .themes so no custom theme is present-.. i dont want to reinstall debian is there a way to foix that problem?
Welcome!
Yes, our personal settings are to be saved in your home directory.
Make a backup dir
cd; mkdir backup
and move things to it, for example
mv .gnome* backup/
Logout/login to see the effects.