I can confirm the issue on a HP 8570w with nvidia Quadro Q2000M and 313-updates driver, in my case brightness change pop up and slider moves but screen stays the same.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1132785 Title: Brightness controls only work after coming out of suspend To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/nvidia-common/+bug/1132785/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
