How to Configure Square Payment Gateway: Application ID & Access Token Setup Print

Square Gateway Module For WHMCS Module Configuration Guide

By this point, we assume you have already activated and configured the gateway module's license.

How to Get Your Square API Credentials

1. Log in to the Square Developer Dashboard
   Navigate to the Applications section here: https://developer.squareup.com/console/en/apps
   
   
   

2. Create a New Application (if needed)
   Click the “+” icon to create a new application if you don’t already have one
   
   
3. Open Your Application
   Click the “Open” button next to the application you want to use.
   
   

4. Select Environment: Sandbox or Production

   • Use Sandbox for testing credentials.

   • Use Production for live transactions.
     
     
     
     

5. Copy Your Credentials
   Under your selected environment, copy the following:

   • Application ID

   • Access Token
     

Configure API Credentials

1. Enter your Application ID and Access Token.

2. Enable Sandbox Mode (if you're using sandbox API credentials) by checking the corresponding box.
   Refer to the screenshot: 
   

3. Click "Save Changes."

4. Select your Location ID, then click "Save Changes" again.
   Refer to the screenshot: 
   

5. Optionally, you can update the display name to show a custom label for your integration.