To connect your Badminton Tracker with Badminton App you need to keep the Badminton Tracker ON. After that, you need to open the Badminton App on your Smart Phone & click on the connect icon which is on top right corner of the home page of Badminton App (Find Screenshot attached). Please note that Bluetooth as well as location should be kept ON while connecting the Badminton Tracker with the Badminton App.