Missing shutdown icon in Ubuntu 17.04 menu
17894
Shutdown and User button missing in panel
125602
How to fill an invisible/empty icon in unity launcher that appeared while trying to dock a launcher?
9827
System Settings icons missing in 14.04
46105
System tray icons disappeared after upgrading Ubuntu
144675
How do I find the icon files used by non-default status menus (aka indicators)?
74415
How can I fix program icons that appear as a question mark in the Launcher?
119021
Transform, Move, Rotate, Etc. icons missing
65068
Ubuntu 17.10 windows' menu in panel
151386
What is the shutdown command?
6946
How do I get rid of the Start Menu "zombie" icon?
83484
Launcher disappeared
146780
Why do I get a reboot instead of a shutdown?
60960
Power Off button is gone on Ubuntu 20.04 LTS
83904
halt, poweroff, shutdown, reboot don't require root?
13735
Is it possible to stop a shutdown command?
89656
Where is the shutdown log?
91717
How to stop partition icons in Unity launcher?