How to enable the Sandbox environment for a payment gateway?

Note: To use PayPal on Sandbox, you will need to register a customer at

Once you have configured your Payment Gateway, please follow these steps:

  1. Access your Dominate Checkout account.
  2. Access your preferred Store Settings and click on the Payment Methods section.
  3. Select the preferred payment gateway from the list:

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  4. Locate the Environment option and select Sandbox.

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  5. Click the Save button.