CmdID

CmdID / Commands

brightnessctl

Utility for reading and controlling device brightness for Linux operating systems. tldr-pages

On Linux

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Linux

from tldr-pages, CC BY 4.0

List devices with changeable brightness

brightnessctl --listIdentify

Print the current brightness of the default device

brightnessctl [gIdentify

Print the current brightness of a specific device (can be a wildcard)

brightnessctl [g --device 'device_name'Identify

Set the brightness to a specified percentage

brightnessctl [s 50%Identify

Increase brightness by a specified percentage

brightnessctl [s +10%Identify

Decrease brightness by a specified percentage

brightnessctl [s 10%-Identify