I just want to control brightness!

OK, sure. Here are some hints, which might help to you to get things working.

  1. First of all, make sure that you've read appropriate chapters in the FreeBSD handbook:
  2. Check out which driver you need based on the information presented on the Graphics wiki page. Use pciconf -lv to figure out what hardware you have (see man 8 pciconf for details).

Hints & gotchas

Optimus (Nvidia and Intel)




Function keys

Brightness control software

Screen temperature, gamma and backlight related software is also welcome in this section.


See also


GraphicsOld/Brightness (last edited 2018-11-26T01:31:35+0000 by PeteWright)