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> Utility for reading and controlling device brightness for GNU/Linux operating systems.
List devices with changeable brightness:
brightnessctl --list
Print the current brightness of the display backlight:
brightnessctl get
Set the brightness of the display backlight to a specified percentage within range:
brightnessctl set {50%}
Increase brightness by a specified increment:
brightnessctl set {+10%}
Decrease brightness by a specified decrement:
brightnessctl set {-10%}
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> This work is licensed under the Creative Commons Attribution 4.0 International License (CC-BY).
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