How to configure a cash discount Cash Discount settings define the adjustment offered for eligible cash payments in supported configurations. Configure the program Open Settings > Cash Discount. Select Edit and complete any required authorization step. Enter the program name. Choose a percentage or fixed adjustment. Enter the percentage or amount. Review how the adjustment is applied and whether taxes or debit payments are included. Select Update. Test both a cash and non-cash checkout. Some options are controlled by the configured program or integration and may not be editable from this page.