WhatsApp Onboarding Guide

Complete your WhatsApp Business API connection step-by-step with these illustrated walkthroughs.

Prerequisites Checklist

1

Initiate Onboarding

Log into MassivSend. Go to settings or the dashboard, and tap the **"Connect with Meta"** button to start. This triggers a secure Facebook Login popup window.

Facebook Login popup trigger
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2

Choose Portfolios & Accounts

Log in with your Facebook credentials. Choose the **Meta Business Portfolio** that holds your brand assets, and select or create a WhatsApp Business profile.

Select Meta Business Assets
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3

Set Profile Display Name

Add your official brand display name (what customers will see in chat headers), select your business category, website URL, and contact email.

Enter WhatsApp Business Profile details
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4

Submit WhatsApp Number

Type in your phone number. Select **SMS** as your preferred verification channel and proceed to receive the verification OTP code.

WhatsApp Phone Number input
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5

SMS OTP Verification

Enter the 6-digit text message code you received from Meta to authenticate ownership of the number and finalize your API activation.

SMS OTP verification screen
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Number in Use Error: If it fails, open WhatsApp on your phone, navigate to Settings > Account, and select Delete My Account first.
6

Add Payment Card

Link a credit card to your WABA billing settings inside the Meta Business Suite to guarantee continuous delivery after your first 1,000 free monthly chats.

Meta WABA Billing Setup page
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  • Go to Meta Business Suite.
  • Select Settings > Billing & Payments.
  • Choose WABA profile and click Add Payment Method.
7

Onboarding Complete

Your official Meta WhatsApp Business API is now connected. You are ready to create message templates, get them approved, and start blasting broadcasts!

MassivSend API key dashboard
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Launch Dashboard