Even if the controller works , the game might still show keyboard icons or the wrong button textures (e.g., showing Xbox buttons for a DualSense controller).

For the "high quality" aspect of your request, the in-game graphics menu is often bugged and won't save changes. Steam Community Navigate to your game's folder and open graphic_options.xml with a text editor. Find the line and set it to for High (0=Low, 1=Medium). Manually set

Multiplayer split input

Enable (or PlayStation, depending on your device).

If buttons are still swapped (e.g., the A button acting as B), is the standard solution.