Legacy Video Experience - How to Toggle Into Fullscreen Mode

The video session is able to go into fullscreen mode by hiding the messages portion of the video session. This can be done as follows:

       1. Click the fullscreen button  found in the top right corner of the messaging portion of
           the video session.
       2. Now the messaging feature has been hidden.
       3. To retrieve the messaging feature again, click the fullscreen button again which is now located in
           the bottom right corner and is a blue button.