Welcome to the Forum!
Do You use a thrid-party Theme for the Gnome Shell? If yes, that could cause the Issue. It seems to be some kind of Bug here in Zorin. I saw some Threds with that here, too. I even post an own one:
Welcome to the Forum!
Do You use a thrid-party Theme for the Gnome Shell? If yes, that could cause the Issue. It seems to be some kind of Bug here in Zorin. I saw some Threds with that here, too. I even post an own one: