To connect your PS4 controller via Bluetooth, simply hold the small Share button and the central circular button simultaneously until the controller's backlight starts flashing. If you own the now-discontinued official PlayStation adapter, press the button on it until it starts flashing. Once both...
⚠️Important: Can't use buttons on Joy-Con to navigate the UI in JD 2016-2019 (you'll have to use controllers/keyboard). See#6. How does it work? It pretends to be theJust Dance Controller app, sends movements of the Joy-Con to your game console. ...