To comment on an Activity Feed post

Tap the Courses tab.
From the list of courses, tap the course you want to view.
Tap the Activity Feed tab.
Tap the post you want to comment on, and then tap Add Comment. A browser opens, displaying the Activity Feed for the course in Brightspace Learning Environment.
Tap the post you want to comment on, add your comment, and then tap Post. Your comment displays.
To close the browser and return to Brightspace Pulse, tap Done.
In Brightspace Pulse, refresh the page to display your comment.