Help Article

How do I integrate Express Checkout with osCommerce?

When you integrate Express Checkout with osCommerce, customers are transferred to PayPal, where they enter their payment information. All credit card and PayPal transactions take place on a PayPal checkout page.

Here's how to integrate osCommerce with Express Checkout:
  1. Log in to your osCommerce admin panel.
  2. Click Modules.
  3. Click Payment. (If the PayPal Express Checkout module is already installed, skip to Step 7.)
  4. Click Install Module.
  5. Scroll down the Modules list until you find the PayPal section and select PayPal Express Checkout.
  6. Click Install Module.
  7. Select the PayPal Express Checkout module and click Edit.
  8. Complete the following fields:
  • Enable PayPal Express Checkout - Set to True.
  • Seller Account - Enter your PayPal email address.
  • API Username - Enter your API username.
  • API Password - Enter your API password.
  • API Signature - Enter your API Signature.
  • PayPal Account Optional (Guest Checkout) - Select True or False.
  • Transaction Method - Select either Authorization or Sale.
  • Transaction Server - Set to Live.
  • Review additional options.
  1. Click Save.

See also:
How do I request API Signature or Certificate credentials?
osCommerce Support
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