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Creating your own Facebook Messenger app allows you to customize the permission screen to show your own brand name and logo when customers connect their Facebook Pages.

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Prerequisites

Before you begin, make sure you have:
  • A valid Facebook account
  • A Facebook Page you own or administer
  • Super Admin access to your portal to input configurations
If you are developing locally, you will need a tunneling tool such as ngrok to expose your local server to the internet to receive Facebook webhooks.

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Step 1: Create a Facebook App

1

Create a new app

Go to the Facebook Developer Portal and click Create App.
Create App button in the Facebook Developer Portal
2

Enter app details

Enter your App name and contact email, then click Next.
App name and contact email fields
3

Select a use case

When asked for a use case, select Other.
Use case selection - Other option highlighted
4

Choose app type

For the app type, choose Business.
App type selection - Business option highlighted
5

Finish creation

Review your details and click Create App to finish.
Confirmation screen before creating the app
6

Get your App ID and App Secret

After creating your app, go to Settings → Basic to find your App ID and App Secret. You will need both values in the next step.
App ID and App Secret in Basic Settings

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Step 2: Configure Credentials in the Admin Portal

You must enter the Facebook App credentials in the Admin Portal to enable the Messenger connection feature for your customers.
1

Open Integrations

Log in to your Admin Portal, navigate to:
Then select Messenger.
chatbotx_super_admin_integrations_messenger
2

Enter your App credentials

chatbotx_super_admin_messenger_edit_modal
Fill in the fields using the values from the Meta Developer Portal:
3

Save

Click Save. The Messenger channel will now be ready for your customers to connect.After saving, the system will display a Webhook URL. Copy this URL to use in Step 4.
chatbotx_super_admin_messenger_overview

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Step 3: Configure Facebook Login

1

Add the Facebook Login product

From your app dashboard, add the Facebook Login product.
Adding Facebook Login product
2

Configure Facebook Login settings

In the Facebook Login settings:
  • Enable Web OAuth Login
  • Enable Login with JavaScript SDK
  • Add your portal domain to Allowed Domains for the JavaScript SDK (e.g., app.chatconnectx.com)
Facebook Login settings with OAuth and SDK options

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Step 4: Configure Webhooks on the Facebook App

1

Add your app domain

Under Settings → Basic, add your portal domain (e.g., app.chatconnectx.com) as an app domain.
App domain field in Basic Settings
2

Add the Messenger product

From the Products section, add Messenger to your app.
Adding Messenger product
3

Configure the webhook

In the Messenger settings, configure the webhook:
  • Callback URL: Use the Webhook URL generated by the Admin Portal in Step 2 (e.g., https://app.chatconnectx.com/integrations/messenger/callback)
  • Verify Token: Enter the Webhook Verify Token value you configured in the Admin Portal (Step 2)
Webhook callback URL and verify token fields

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Step 5: Test before Going to Production

Meta does not forward page messages to your webhook until your app is approved Live. You need to add a tester account to verify it first.
1

Connect your Facebook Page

In the Messenger settings of the Facebook App, click Connect next to the page you want to use for testing.
Connect button for a Facebook Page
2

Add subscriptions

On the connected page, click Add subscriptions.
Add subscriptions button
3

Select subscription fields

Subscribe to the following fields and save:
Subscription fields selection
4

Send a test message

Send a test message to your page from a personal Facebook account (which has Admin/Tester role in the app). It should appear in your portal.

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Going to Production

Before your app can receive messages from real users, Meta must review and approve it.
1

Submit for App Review

Follow the Facebook App Review process to get your app verified.
2

Request advanced access

Request advanced access to the permissions below:Required permissionsOptional permissions

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API Version

The system supports Facebook API v25.0. Make sure your app is configured to use this version.
  • Update the API version under Settings → Advanced in your Facebook app.
  • Verify that your webhook subscription version is also set to v25.0.
API version setting in Advanced Settings

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User Connection Guide

After completing the app configuration on the Meta Developer Portal and entering the Credentials in the Admin Portal, your customers can connect their Facebook Pages. For step-by-step instructions, see the Facebook Messenger Connection Guide.