The Secure Payment application's Gateway module has multiple configurable features and functions. The features and functions apply to all Secure Payment modules you may use, including standalone Payment, SecurePay, SecureTable, and Gift Cards.
For the Gateway module, the feature you will most likely need to configure is tipping, but you can access the following configuration menus:
Application Configuration
From the Gateway home screen, touch the menu icon at the top-left corner of the screen.
Enter the merchant password and touch the Confirm button. The Settings page appears.