Please attach your /var/log/Xorg.0.log, /etc/X11/xorg.conf and the output of >>apt-cache policy xserver-xorg-video-intel<<. Does the brightness change also happen if you open a video?
** Changed in: xserver-xorg-video-intel (Ubuntu) Status: New => Incomplete -- Starting up a virtual machine in a virtualbox changes the display brightness (again) https://bugs.launchpad.net/bugs/241195 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs