I've just realized a thing: the problem still happens even if gnome-power-manager is not running (version 2.24)
Please don't mark this as invalid, but help me in understanding who dims the brightness -- brightness decreased even if asked not to do https://bugs.launchpad.net/bugs/249439 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