How to set xrandr screen brightness to run on startup?
14962
How to run xrandr commands at startup in Ubuntu
16059
Is there a textured but unlit (full bright) viewport mode?
127016
How to properly adjust monitor brightness and contrast?
31797
How to change LCD brightness from command line (or via script)?
86335
GTK - Enable/set dark theme on a per-application basis
63839
Cannot change brightness (Ubuntu 16.04 LTS, Unity)
62447
How to control Brightness
98583
Set desktop background
15722
Disable autostart on boot and restrict background execution
102693
Screen brightness control not working on Lenovo T530
148606
Changing Screen Brightness Through Keyboard Functions on My Notebook
3884
How do I disable X at boot time so that the system boots in text mode?
14927
Run a GUI program at startup
4860
How to run scripts on start up?
150665
How does one manually restart graphics drivers?
127722
Can I enable HDR on an unsupported display by force?
136293
How can I make xrandr changes persist?