If you're trying to get multiple PS4 controllers to work on PC, you'll need to download DS4Windows.If you're on Windows, have you tried using x360ce? If not, scroll down a little bit to find instructions.If you're using an adapter made to handle multiple controllers, it's likely only one of the ports works (I'm looking at you, Mayflash).Try both starting the game wit the controller plugged in and try plugging the controller in after the game has already been launched.
Xbox 360 controllers are really bad about keeping other controllers from being recognized unless the 360 controller(s) is plugged in last.
If your controller is not working.Some quick troubleshooting things to try first:
