1
Navigate to Messaging Channel
Go to Messaging → Messaging Channel in the left sidebar menu (under the Broadcasting section in the sidebar).
2
Create a new channel
Click + Create Messaging Channel.
3
Fill in the fields
4
Save the channel
Click Save.
Obtain the Token and Webhook Secret Key from the Meta Developer Portal under your App’s WhatsApp, Messenger, or Instagram settings. Both values must match the credentials configured in your Meta Business Account. Incorrect credentials are preventing message delivery and reception.
