On a computer: Click Groups in the left panel, then click the name of the group. Mobile app: Tap the icon with three lines in the (☰) in the upper-right corner (Android) or the bottom-right corner (iPhone/iPad), go to Groups > Your Groups, then tap the group name.

To create a new post, click or tap the box that says “Write something. . . " at the top of the page, then type your message. Alternatively, click or tap the typing area below an existing post to tag everyone in a comment.

You can only tag everyone in a group once per day.

There is major change to the rules of the group. Security concerns and violations. Changes to group ownership. Emergencies, including safety advisories in local communities. The group is closing.

All in all, using the “@everyone” tag can be an unpleasant experience for group members if not used responsibly.