- Download or clone https://github.com/2checkout/drupal-commerce-2checkout.git
- Sign in to your Drupal admin
- Install the included extension archive for the 2Checkout interface that you want to use.
- Under Commerce click Configuration.
- Click Payment Gateways
- Click Add Payment Gateway.
- Enter a Name and select the 2Checkout Plugin that you installed.
- Enter the Merchant Code found in your 2Checkout panel Integrations section.
- Enter the Secret Key found in your 2Checkout panel Integrations section.
- Enter the Buy Link Secret Word found in your 2Checkout panel Integrations section.
- Select Test or Live mode.
- Select Enabled under Status.
- Click Save.
Please contact 2Checkout directly with any integration questions.