To send a broadcast to all subscribers, you need to get an your page reviewed from Facebook.

To submit your page for review, go to your page settings and then go to Messenger Platform from the side menu.



Scroll down to  'Advanced Messaging Features', click on 'Request' next to 'Subscription Messaging'.



Fill out the information required and submit for approval.

Once Facebook approves your page, you will be able to send Broadcast Messages from Botsify.