thereon your detector to your smartphone via Bluetooth® In the ESCORT Live app, press BE the Menu button then aspect "Devices" + Select "MAX 3 from the list. Paws on the MAX 3 Make sure the unit Is connected to your car's 12V part, Install and run the ESCORT Live app on your smartphone. Nita: Tha first time you run the app, you will be prompted to register a new account.