Some Steam Deck users reported that they experience peculiarity when using a controller. This is due to the Steam Input feature, and if it is enabled, one can use any controller in a supported game.

Built for Steam, and configurable with Steam Input. Play all your games however you like, on whatever you like: PC, laptop, Steam Deck, Steam Machine, Steam Frame, and more. Steam Controller was ...

Steam Deck trackpads versus ROG Ally controls: Compare handheld gaming controls to discover which input method best suits your specific portable gaming style and needs. ROG Ally - Official website The ...