How do I view a thread in Announcements Redesign as an instructor?
Announcements Redesign supports threaded replies to announcements when replies are enabled. You can view threaded replies in the Thread sidebar.
When responding to a user in a thread, you can quote a threaded reply.
If course users have replied to an announcement reply, you can view the reply thread by clicking # of replies link .
The Thread sidebar displays threaded replies  including the name of the user who posted the reply  and the date and time the reply was posted .
To reply to a thread, click the Reply link .
To create a reply that includes quoted text from a threaded reply, click the reply's Quote link .
To enter your reply, links, photos, equations, and/or media, or @mention course users, use the Rich Content Editor .
If you chose to quote a threaded reply, the Include quoted reply in message toggle displays and is enabled by default . To exclude quoted text from your response, disable quoting by deselecting the Include quoted reply in message toggle.
To post your reply, click the Reply button .