How can I remove a post that's pinned to the top of a stream? Steven Yorke September 26, 2018 10:33 Updated Follow Administrators can pin a post, which means it remains at the top of the stream at all times. Only they can “unpin” a post. Related articles Can posts be moved from one stream to another? Privacy of chats: Can my boss read my messages? Can I edit a post after I posted it? How do I create a poll? How can I delete a chat message? Comments 0 comments Please sign in to leave a comment.