Brightness-Controller.md

Brightness Controller installatation on Fedora

Step	Command
Install dependencies	sudo dnf install ddcutil xrandr python3-pip python3-qt5
Install via pip	pip3 install brightness-controller-linux
Run the program	brightness-controller-linux

Notes and Troubleshooting:

• Brightness Controller works by adjusting color profiles using xrandr, so it may not function under Wayland sessions or with some hardware configurations:

  • https://github.com/LordAmit/Brightness.

• For systems where Brightness Controller does not work, alternatives like brightnessctl or light are available in Fedora’s repositories and can be installed with sudo dnf install brightnessctl or sudo dnf install light:

  • https://discussion.fedoraproject.org/t/no-screen-brightness-problems-in-fedora/112737
  • https://discussion.fedoraproject.org/t/brightness-control-on-fedora-41/143730
  • https://forums.fedoraforum.org/showthread.php?332177-Fedora-Budgie-Brightness-control

• If you are using an external monitor, consider using ddcutil directly for hardware-level brightness control:

  • https://www.reddit.com/r/Fedora/comments/qx9dvj/complete_noob_here_uhhh_where_is_the_brightness/
  • https://github.com/LordAmit/Brightness