I bought a new mobile phone. Now what? Follow Saartje 03 June 2019 09:22 A new phone? Nice! Now just get your Joyn app back up and running, and pick up where you left off. This is what you do: Download the app from the App Store or from Google Play. Enter the email address you're using for Joyn and tap 'Continue'. Enter your Joyn password and tap 'Continue'.Forgot your password? Follow the instructions in this article. Now you're logged in again!