"To change the controls" means to adjust or modify the settings or mechanisms used to manage or operate something, such as changing the buttons or switches on a device or adjusting the way in which a task is carried out. Full definition
Nestled beneath the touchscreen are volume and track change controls for the music system. (overdrive.in)
I actually changed the control scheme after the first level, as it seemed a bit awkward; but I rather quickly came to the conclusion that the developer had it right originally. (pixelatedgamer.com)
And with the ability to change the controls in the settings, you can't go wrong here. (jgghgames.com)