I try to use my Xbox one controller, and it's working in Steam app (the main button on gamepad launch the Big picture and i can serf though its menu and launch any game). But in any game which support gamepad my xbox one is not working, except the main button (the steam big picture is appear when i press this button). What i have to do? My OS specification: Elementary OS Loki (Ubuntu 16.04), Kernel 4.8.5. Thank you for your answer.