This guide helps you connect a new WhatsApp number to WABB or move your existing number from another BSP (like WATI, AiSensy, MessageBird) to WABB using Meta’s official setup.
Before You Start
Make sure of the following:
You have access to your Facebook Business Manager
Your business verification is completed
You have admin access to the account
A payment method is added in Meta
If you are connecting a new number:
The number should not be registered on any WhatsApp app (personal or business)
If you are migrating from another BSP:
You must have access to the current provider to delete/deactivate your current connection.
Step-by-Step: Connect or Migrate Number
Step 1: Go to Connection Settings
Open your WABB dashboard
Go to Settings
Open Connection tab
Click Move your number to WABB
Click Continue
Step 2: Confirm Number Status
If you are using a new number:
Ensure no WhatsApp account exists on it
Chat history will not be available
Click Continue
Step 3: Login to Facebook Business Manager
You will be redirected to Meta login
Log in with the correct account
Click Continue
Step 4: Select Business Account
Choose your Business Portfolio
Select your WhatsApp Business Account
If you already added a number in Meta:
It will appear in the list
You can directly select it
If no number is added:
Click Create WhatsApp Business Account
Step 5: Create WhatsApp Business Account (if needed)
Fill the required details:
Business name
Category
Country
Website
Time zone
Click Next
Step 6: Add Phone Number
Click Add a new number
Select country code
Enter phone number
Click Next
You will receive an OTP on this number.
Enter OTP
Verify the number
Step 7: Confirm Connection
Select the number (new or existing)
Click Confirm
Once done:
Your number gets connected to WABB
Click Finish
Step 8: Verify in WABB
Go back to Channel Settings
You will see your number listed there
You can also check in Meta:
Go to WhatsApp Manager → Partners
The number should be assigned to WABB
Payment Setup (Important)
Since this uses Meta’s official API:
You are charged per message
Payment goes directly to Meta
To add payment method:
Go to Payment Settings in Facebook Business Manager
Add your credit or debit card
If payment is not added:
Messaging will not work
Key Notes
Business verification must be approved
Account status should be active
Payment method must be added
Migration does not carry chat history
Common Issues and Fixes
Number Already Registered on WhatsApp
If the number is active on WhatsApp app, connection will fail. Delete the account from WhatsApp before proceeding.
OTP Not Received
Check network or try voice call option. Ensure number is active.
Number Not appearing in List
You have not added it in Meta. Create a new WhatsApp Business Account and add the number.
Payment Not Set
Messages will fail if billing is not configured. Add card in Meta payment settings.
What Happens After Connection
Your number is linked to WABB
You can create templates
You can start sending messages using official API
Billing starts as per Meta pricing