# blight > Utility for changing the display brightness. > More information: <https://github.com/gutjuri/blight>. - Set display brightness to 50%: `blight set {{50}} -r` - Show current display brightness: `blight show` - Print maximum display brightness: `blight max` - Increase display brightness in %: `blight inc {{number}} -r` - Decrease display brightness with internal units: `blight dec {{number}}`