Linux Adjust Brightness Command

Adjust brightness in ubuntu

To adjust brightness in ubuntu and Linux,

we need to use these commands: To get your Display type use this command:

$ xrandr | grep " connected" | cut -f1 -d " "

Output: VGA1

Replace VGA1 with your display type which you got in output in the following command and set brightness level from range 0.1 to 1:

$ xrandr --output VGA1 --brightness 0.7