How do I remove commenting permissions from a Media Gallery video?
By default, users can add a comment to any Media Galley Video.
Instructors can remove the commenting permission or close the discussion (not allow new comments).
Go to the Media Gallery tool
This displays all of the media available to the class in the Media Gallery.
Click on the menu icon located in the lower right corner of the video for which you want to change the default commenting permissions
This displays an edit ion on the video thumbnail.
Click the Edit icon (looks like a pencil)
This displays the editing page for the video.
Click Options
This displays the options for that video.