Write a refund check for an overpayment
Enter the payment in the Receive Payments window.
The overpayment box appears where you can choose whether to leave the overpayment as a credit or issue a refund for this amount.
Click Refund the amount to the customer.
Click Save & Close to save the transaction and close the window.
Fill in the customer's name and the check amount in the Issue a Refund window.
Click OK.