# Checklist for Connecting WhatsApp Business API

  
1\. You must have a website. At minimum, a one-page landing page that clearly shows what your company does. The website footer must include the legal entity name and registration number ( check example).

[![image.png](https://support.chatarchitect.com/uploads/images/gallery/2026-04/scaled-1680-/PmDimage.png)](https://support.chatarchitect.com/uploads/images/gallery/2026-04/PmDimage.png)

2\. Your Business Manager must have all company information fully completed.

[![image.png](https://support.chatarchitect.com/uploads/images/gallery/2026-04/scaled-1680-/84limage.png)](https://support.chatarchitect.com/uploads/images/gallery/2026-04/84limage.png)

3\. Not required, but it is recommended to verify your website domain.  
  
**Brand safety and suitability => Domains => Add**

[![image.png](https://support.chatarchitect.com/uploads/images/gallery/2026-04/scaled-1680-/NwKimage.png)](https://support.chatarchitect.com/uploads/images/gallery/2026-04/NwKimage.png)  
  
These simple steps will help you connect your number to the WhatsApp Business API without encountering any difficulties during the setup process.