Set Up Facebook App

First, you need to register as a meta developer, and then enable two-factor authentication for your account.

And then you can click the “create a new app” from the top right of your dashboard and then select “Business” as the app type:

Then, put the display name and add the app contact email; if you want to connect this app to any of your business accounts, you can click the drop-down to connect them.

After you create your own app, and then you scroll down to WhatsApp and then click “Set up” in the WhatsApp product.

And then you will be redirected to the screenshot below:

Now, you can click the “Get started” under WhatsApp, and then you will be redirected to the screenshot below:

Select the business account with the phone number you want to use for WhatsApp automation. If you don’t have a business account, Facebook will automatically create one for you.

Then you need to click “Configuration” to set up your own webhook.