1. Go to Facebook page and click Settings at the top of the page.

2.  Click Messenger Platform on the left.

3.  Scroll down to Whitelisted Domains section, add site url and click Save button.

4. Click Page button at the top of the page.

5.  Click About button on the left.

6. Grab your page ID.

7. In team member editor enable FB Messenger, enter Page ID and (optional) edit Welcome Message 

8. Facebook chat button will appear in bottom right corner 

Did this answer your question?