I see the same behavior in a UX302LA laptop. Using the workaround above fixes the issue.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1270663 Title: Brightness hotkey broken on UX302LG To manage notifications about this bug go to: https://bugs.launchpad.net/acpi/+bug/1270663/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs