Adding a Topic to your Facebook Messenger Flow
Meta has updated their messaging policies for Facebook Messenger to know allow for opt-ins rather than setting a topic for each flow you send. Opt-ins are much easier to use and will allow your contacts to subscribe just once to certain messages.
In a flow, you can use the 'Request Opt-in' action to send the opt-in prompt to your contacts.

Here's how that looks to the contact in the Messenger app:
Read on learn more about setting up your Facebook opt-in and out-out triggers as well as using Facebook opt-ins to send Broadcast messages.
In a flow, you can use the 'Request Opt-in' action to send the opt-in prompt to your contacts.

Here's how that looks to the contact in the Messenger app:

Read on learn more about setting up your Facebook opt-in and out-out triggers as well as using Facebook opt-ins to send Broadcast messages.
Updated on: 03/06/2025
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