4 Some people might have experienced a weird behaviour when launching MX Bikes via Steam and playing with e.g. a Dualshock or Xbox Controller. This is due to the override function of Steam its Big Picture mode, as it simulates the detected controller as a mouse, which disables the ability to control the in-game movement. […]
Having a black square on screen can be very annoying. Most of us have experienced this before. The way to fix this is to: Close your game. Restart your game. Well done! You’ve now fixed your problem.