Setup Guide

WhatsApp Cloud API Setup (Existing WhatsApp Business)

Connect CMzon WhatsApp Cloud API with your existing WhatsApp Business account. Follow the steps carefully to ensure a smooth setup and migration.

20 min read
Intermediate
Step-by-step

Prerequisites

Before starting, ensure you have the following:

  • An active CMzon account
  • An active subscription plan
  • Access to Facebook Business Manager
  • An existing WhatsApp Business number
  • Your WhatsApp Business app available on your mobile device

Step-by-Step Setup Guide

Follow these steps to connect your existing WhatsApp Business number

Step 12-3 minutes

Create a CMzon Account

Sign up and verify your CMzon account

  • Visit https://cmzon.com
  • Create your account and complete email verification
  • Log in to your CMzon dashboard
Step 23-5 minutes

Activate a Subscription

Choose and activate your subscription plan

WhatsApp Cloud API setup is only available after subscription activation.

  • Open the subscription page: https://cloud.cmzon.com/vendor-console/subscription
  • Select the appropriate subscription plan
  • Complete the payment process
  • Confirm that your subscription status is Active
Step 31 minute

Open WhatsApp Cloud API Setup

Navigate to the setup page

  • Navigate to: https://cloud.cmzon.com/vendor-console/settings/whatsapp-cloud-api-setup
  • The WhatsApp Cloud API setup screen will load
Step 41-2 minutes

Connect WhatsApp with Facebook

Initiate the Facebook authentication process

  • Click the blue "Connect WhatsApp With Facebook" button
  • A Facebook authentication popup will appear
Step 52-3 minutes

Facebook Business Manager Configuration

Log in and approve permissions

  • Log in using your existing Facebook Business Manager account
  • Or create a new Business Manager if required
  • Approve all requested permissions
Step 62-3 minutes

Connect Your Existing WhatsApp Business Number

Link your WhatsApp Business app via QR code

  • Select "Connect existing WhatsApp app"
  • Enter your WhatsApp Business phone number
  • A QR code will be displayed on screen
  • Open the WhatsApp Business app on your phone
  • Scan the QR code to authorize access
Step 75-15 minutes

Chat & Account Migration

Approve data sharing and complete migration

  • Approve chat and data sharing when prompted
  • Allow the migration process to complete
  • Processing time may vary based on chat history size
Step 82-5 minutes

Final Verification & Completion

Wait for verification and setup completion

  • Wait for Facebook and CMzon to finish verification
  • The setup will complete automatically once approved
  • Your WhatsApp number is now connected to CMzon WhatsApp Cloud API

Post-Setup Capabilities

After successful setup, you can:

Send and receive WhatsApp messages via API
Create and manage message templates
Configure webhooks and integrations
Enable automation and workflows

Common Issues & Troubleshooting

Issue: QR code not scanning

  • Ensure WhatsApp Business app is updated
  • Try refreshing the setup page and re-scan

Issue: Facebook permissions denied

  • Make sure you are an admin of the Business Manager
  • Reconnect and allow all requested permissions

Issue: Setup stuck in processing

  • Wait a few minutes; migration may take time
  • Do not close the browser during setup

Need Assistance?

If you face any issues during setup, feel free to contact CMzon Support or submit a help request from your dashboard.

We're here to help you get connected smoothly 🚀