💡 Note: To add an Action Button, your WhatsApp Business number must be connected to your Facebook account, and you must have one of the following permissions: Page Admin, Editor, Moderator, or Advertiser.
Also on the following Screenshots, the "Add Action Button" is not displayed, because we already added the Button.
If you haven’t connected your WhatsApp number to Facebook yet, you can find the instructions here:
Instructions for Adding an Action Button:
Click on Pages in the menu on the left side of your Feed.
Open your page.
Click on the three dots to the right of your profile picture and select "Add Action Button" and follow the instructions.
Select Send WhatsApp Message from the dropdown menu and follow the on-screen instructions.
Click Save.
Once the button is created, you can test it:
Click on the button.
Select Test Button.