> Are you using the free driver or the AMD proprietary one? On the laptop is only free driver supplied with kernel 3.19.
> If you press the brightness keys, do you get a notification bubble for that > which shows the current value? Yes, a notice displayed on the current value of the brightness of the screen. The output (grep -r . /sys/class/backlight/*) is attached. ** Attachment added: "grep -r" https://bugs.launchpad.net/ubuntu/+source/systemd/+bug/1450044/+attachment/4388279/+files/grep%20-r -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1450044 Title: On laptop on card AMD, screen brightness backlight isn't memorized between sessions (systemd-backlight) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/systemd/+bug/1450044/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
