Depending on what you mean by "post," there are several ways to share content through Messenger:
: You can add text, location tags, or stickers before sharing. 3. Post in a Facebook Group messenger
If you are building an app or bot, you use requests to interact with the Messenger Platform. Depending on what you mean by "post," there
: You can choose who sees it and how long it stays visible. 2. Post to Your Story then tap Add to story .
: Tap Stories (or the People tab) at the bottom of the app, then tap Add to story .