TLDR
Enter a command. For example: mandb, blurlock, brightnessctl.

light

 
CLI to control the backlight of your screen. More information: https://manned.org/light.
 
  • Get the current backlight value in percent:
     
    light
     
  • Set the backlight value to 50 percent:
     
    light -S {{50}}
     
  • Reduce 20 percent from the current backlight value:
     
    light -U {{20}}
     
  • Add 20 percent to the current backlight value:
     
    light -A {{20}}

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