Check out the BlueJeans Support Site: https://support.bluejeans.com/s/. The site was set up by the company and the videos and step-by-step instructions are helpful. You can also call, email and chat online about any issues you have.
Support Help: https://support.bluejeans.com/s/contactsupport For all the contact info. This is direct support line to BlueJeans to help you should you not find help online or through their resources.
Additional Supports from BlueJeans
BlueJeans Recording Essentials
BlueJeans: Moderating a Session
BlueJeans: Accessibility Tips for Students who have English as an Additional Language or Diverse Learning Needs