Thanks for the bug report. There is no software brightness adjustment on desktop machines. You need to adjust the brightness on the monitor instead.
** Package changed: xorg (Ubuntu) => ubuntu ** Changed in: ubuntu Status: New => Invalid -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg in Ubuntu. https://bugs.launchpad.net/bugs/2035221 Title: driver problem To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+bug/2035221/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp