If your instructor allows a discussion to include likes, you may be able to like your favorite discussion replies.
Note: Your instructor may choose to restrict this feature to only users with grading permissions (e.g. instructors and TAs). If your instructor has chosen to restrict this feature, you may still view how many likes a reply has received.
In Course Navigation, click the Discussions link.
Click the title of the Discussion.
Like Discussion Reply
Locate the reply and click the Like icon.
View Liked Discussion
The Like icon will fill in, indicating you have liked the reply.
When a reply is liked, the Like icon will also display the total number of likes for all users in the discussion.
You may click the Like icon again to un-Like the reply.