You will need to periodically login to the app.
Some features and content of a course are not available through the mobile apps.
Troubleshooting Tip: If the mobile app is not working, first try clearing the app history and cache. Next try uninstalling and reinstalling the app.
Blackboard Mobile Learn will soon be unavailable (Aug 2017) and will not work on iOS 11.
Blackboard Instructor mobile app - NEW July 20, 2017
Bb Student allows you to view content - announcements, discussions, grades, some text content like blogs and journals, and some media content.
Mobile apps should not be used for: Taking tests or Quizzes
Some content cannot be viewed on mobile devices. For example:
Be sure to use a non-mobile device when taking tests or whenever the content is not accessible on your mobile device.