Seems that strange behaviour happen after I start system to Windows 7, then restart my laptop (soft reboot) to Ubuntu. Restart & restart again to Ubuntu not make brightness keys working.
The issue solved when I shutdown my laptop (hard reboot) then power on again to Ubuntu. --> brightness keys working again (even on AC powered) -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xserver-xorg-input-evdev in Ubuntu. https://bugs.launchpad.net/bugs/1155169 Title: Brightness Keys not working after restarting system from Windows 7 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-input-evdev/+bug/1155169/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : [email protected] Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp
