Can't switch between Gnome and Ubuntu desktop?
49850
Switching window manager/desktop environments?
6229
How do I reset GNOME to the defaults?
18747
How do I switch between keyboard layouts?
93100
Can't launch gnome-control-center, fglrx problem?
79799
Why do I have two Alt+Tab application switchers?
23582
How to revert to GNOME Classic Desktop?
88329
Canonical replacing Unity with gnome-shell in Ubuntu 18.04 what now?
12380
How to move Unity Launcher to a different monitor?
75798
How to upgrade to the latest GNOME version?
77176
Missing settings in GNOME control center installed in Ubuntu MATE
129952
How can I remove "Show Desktop" from the Alt-Tab (application) switcher?
57854
What is the icon between settings and lock-screen in Gnome3?
2279
How to edit the Applications Menu in GNOME 3?
118596
how to reset gnome panel?
5731
How to customize the ubuntu gnome 3 desktop?
103480
Ubuntu 19.10 change desktop environment
7886
Force alt + tab to switch only on current workspace in GNOME shell