How do I change login screen purple color to another one or image (if possible) on Ubuntu 17.10?
36957
How do I change the wallpaper of the login screen?
27971
How do I make the login screens and boot splashes match when installing different desktops?
14960
What are the choices for the Ubuntu desktop GUI and how do I enable them?
130759
Windows 8 Setting an image on the login screen
107706
How to change default window background color in Windows 10?
76543
How can I change wallpaper automatically?
7014
I can't access the login screen in Lubuntu 16.04 LTS (2)
149663
Changing Login Logo
53807
How to make the lock screen look like the login screen?
125624
How to customize the user login form?
141877
How can i set different wallpapers for Ubuntu 15.04 login and Desktop
23477
How do I switch between console mode and GUI in 17.10 and newer?
32057
How to return the login screen to the default
143399
Change cursor color after log out on ubuntu 18.04.2 LTS
101139
How can I customize a full-screen console background (TTY)?
98583
Set desktop background
57270
How to set the background color of the Linux console screen?