Pull one of the brakes and press the GO button at the same time. Keep the GO button pressed and the brake pulled for a few seconds until the scooter starts to give an acoustic signal.
You will receive a Bluetooth pairing request in your app. If you confirm the request, you will be able to connect to the scooter and unlock it.
Press the hazard light button, which is located on the left handle bar, above the yellow horn. Keep the button pressed for a few seconds until a notification shows up in your app. Confirm the Bluetooth pairing request and you will be able to connect and end the rental directly.