Edit and delete your discussion topics
On the Discussions page, select a discussion you created to access it. Select the Edit button to make changes. You can't edit a discussion title after you created it.
On the Discussions page, you can delete a discussion you created if no one has responded. The menu won't appear if responses exist.
Edit and delete your responses and replies
Open the menu to access Edit and Delete. If you delete your initial response, all replies remain.
When replies remain, the post is replaced by a message about the deletion so that others know what happened.