5.2A Add Facebook Messenger Plugin into Landing Page

Step 1. Getting chat plugin code

Access your Landing Page: Setting -> Message

Click Chat Plugin -> Set up -> Standart

Following Facebook's guide

Copy code to Next step

Step 2. Adding chat plugin code on landing page

Copy the code and paste it into the HTML part of the Builder Webcake settings

Note: You need to whitelist your domain on Advanced Messaging

link: https://www.facebook.com/settings?tab=advanced_messaging

--> Publish your Landing Page