It seems the problem is a multiple key events are fired when using the Fn Up/Down
This is xev output with a single tap Fn Down $ xev | grep KeyPres KeyPress event, serial 26, synthetic NO, window 0x3600001, KeyPress event, serial 26, synthetic NO, window 0x3600001, KeyPress event, serial 26, synthetic NO, window 0x3600001, KeyPress event, serial 26, synthetic NO, window 0x3600001, Here at four key press events for a single quick tap. -- laptop panel brightness changes multiple times when using the Fn keys to adjust it https://bugs.launchpad.net/bugs/217176 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
