Sounds like you have the same problem as me. (Asus UX501JW) I was given a workaround from linux-input. It enables brightness keys and airplane key.
Set boot parameter to "acpi_osi=" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1460088 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1458351 Title: [ASUS UX305FA] Some Fn+ Keys Not Working To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1458351/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
