Enable dark theme from command line
97078
how to set icons and theme from terminal?
148606
Changing Screen Brightness Through Keyboard Functions on My Notebook
147972
How to set theme for GNOME (GTK) apps opening as root
9527
How can I change GNOME Shell theme?
4091
How do I set default display brightness?
28825
Change desktop background to a solid color (e.g. pitch black) in GNOME 3
57270
How to set the background color of the Linux console screen?
70279
Changing colour of text and background of terminal?
134953
Is it possible to run commands from spotlight?
31861
Ubuntu 20.04 change background to solid colour
148875
Color problem on Kubuntu 16.04 - themes aren't applied
62778
Install Adwaita shell theme on Ubuntu 20.04?
42466
Reset background to transparent with tmux?
101139
How can I customize a full-screen console background (TTY)?
132975
Windows 10 (1809): How To Use the Dark Theme for UWX Apps but the Light Theme for win32 Programs?
105970
Is it possible to disable Terminal's automatic tweaking of colors in Lion?
51315
How to turn off the display via the command line?