If you are using a PlayStation controller, the error is almost guaranteed. You must use a third-party tool like DS4Windows (in "Hide DS4 Controller" mode) or x360ce (Xbox 360 Controller Emulator) to trick PES 2016 into seeing a standard Xbox pad.
But when the game’s splash screen faded into the main menu, the nightmare began. pes 2016 steam controller could not be located
Sometimes, the standard properties menu doesn't fully reset the controller cache. You need to use Steam's legacy Big Picture mode to manually wipe the configuration. If you are using a PlayStation controller, the