Before you get started, ensure that you have everything ready as mentioned in the prerequisites and read and agree to WhatsApp’s terms.
PREREQUISITES
By setting up this integration, Unical Systems will become your Business Service Provider (BSP). Ensure that the WhatsApp Business account that you are using to integrate with Unical Systems has not been used with any other BSPs.
Ensure that the phone number you are going to use to set up this integration is a valid number and is owned by you. Also, it must not be in use with any other BSP, WhatsApp Personal, or WhatsApp Business. If it's in use, you may lose your existing chats.