Using xrandr on the command line does work: $ xrandr -q | grep " connected" LVDS1 connected 1280x800+0+280 (normal left inverted right x axis y axis) 286mm x 179mm HDMI1 connected 1920x1080+1280+0 (normal left inverted right x axis y axis) 598mm x 336mm
$ xrandr --output LVDS1 --brightness 0.5 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1174256 Title: MacBookPro9,2: Brightness keys no longer work after upgrading to 13.04 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+bug/1174256/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
