So I used xbacklight -set 50, it didn't work. Using xbacklight -get, it returned:
49.803922 49.803922 It seems like it thinks it decreased the brightness but on the display nothing changed. -- No backlight control on ati sony laptops https://bugs.launchpad.net/bugs/305672 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs