Thanks for doing more testing. Since this bug appears to involve the nvidia package, I changed the "affects" to the source package for nvidia-current.
** Project changed: ubuntustudio => nvidia-graphics-drivers-304 (Ubuntu) -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to nvidia-graphics-drivers-304 in Ubuntu. https://bugs.launchpad.net/bugs/1570577 Title: screen brightness change doesn't work with tested NVidia drivers Status in nvidia-graphics-drivers-304 package in Ubuntu: New Bug description: 16.04 (live CD, with persistence) also 14.04 full install as well 1) Switch drivers from nouveau to Nvidia 2) restart the computer 3) the brightness controls doesn't work. Current workaround: using xbacklight and creating custom toolbar buttons and mapping shortcuts manually. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/nvidia-graphics-drivers-304/+bug/1570577/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp