I'm not sure if it's related, but I cannot change brightness at all any more on my Dell l xps 17 l702x, since the upgrade to (k)ubuntu 13.04.
More info here https://forum.kde.org/viewtopic.php?f=63&t=110984 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/847001 Title: Adjusting display brightness is very slow on several Dell laptops To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-power-manager/+bug/847001/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
