A credit memo is a document that shows the amount that is due the customer for a full or partial refund. The amount can be applied toward a purchase, or refunded to the customer. You can print a credit memo for a single order, or for multiple orders as a batch. Before a credit memo can be printed, it must first be generated for the order. The credit memo grid lists the credit memos that have been issued. to customers.
The methods that are available to issue a refund depends on the payment method that was used for the order:
An order that was paid by credit card through a payment gateway is refunded online by the payment processor.