The Whatsapp Chat Magento extension is used to integrate live chat feature on the site.
For live chat through WhatsApp, a customer has to fill there username and email and after that, they can start the chat with support executive of site.
Site admin can change the WhatsApp number dynamically and can also change the default message that is delivered by the customer to support executive while chatting for the first time.
Customers can chat using WhatsApp Web or Whatsapp mobile app.