Select an app in the top left corner from the Switcher
Navigate to App Settings by clicking the gear icon (⚙️) at the top of the Timeline sidebar
Click on Integrations in the sidebar
Find the Bugsnag integration module under the Stability monitoring section
Click the Connect button
Enter a Personal Auth Token
Generate a Personal Auth Token in Bugsnag by going to Settings > My account > Personal auth tokens > Generate new
Click Save; you’ll be presented with a dialog in which to select your Bugsnag organization, project and prod release stage (and optionally a beta release stage, if you have a beta testing integration connected) for this app.