Ubuntu 17.10 / Gnome 3: Hide users from login screen
10167
How to hide users from the GDM login screen?
17915
force to forget logins
60667
How can I lock my screen in Gnome 3 without GDM?
22953
How do I auto-hide the Ubuntu Dock using gsettings on Ubuntu 17.10 and later?
109563
Remove Gnome Notifications or set Permanent Do not Disturb
12475
How do I disable a bottom panel with the list of open windows on GNOME 3?
78337
how to restrict users not to login to root by using sudo -i and sudo su - and other if exists
119958
Disable a user's login without disabling the account
19654
Turn off Automatic login with Windows 7
100831
Why not show password criteria on login screen?
47296
What is the command to minimize the gnome terminal?
31190
How do I see my name in the panel in Gnome Shell?
48869
Remove "Other..." from Login screen
39294
What is a user-friendly way to log off other users?
104392
How do I remove log out, reboot, and shut down from GNOME shell application list?
87691
Don't list all users at login with LightDM
48958
How do I change the login screen background in macOS Mojave?