It is very simple, 1. first, install the app as per your phone's requirements. 2. Open the app and select "Char-Griller gravity 980" 3. A code appears on the control panel screen, enter the code in the phone. 4. When the flashing phone icon on the controller turns solid, pairing is complete. 5. You are now all set to use your Char-Griller app to control the Gravity 980 from your phone.