Upon uploading a video, the filename is automatically added to the video display in the left hand corner. While there isn't an option to hide this, it is possible to replace the filename a with a title.  

  1. Navigate to: onMessage > Content > Videos 
  2. Click on the appropriate category that contains your video
  3. First, ensure that titles for videos are enabled. To do this, click Settings (the cog wheel) and check the box for 'Allow title for videos'.
  4. Once this is enabled, to add a title, simply upload the video as normal and include a title in the box provided.