To add a payment method, you first need to create it. Go to Identify Customer to allow this payment method exclusively for registered customers., and set a name. Check
Then, select the Journal. Choose Cash to use this payment method for cash payments, or Bank to use it for card payments.
Selecting a bank journal automatically adds the Use a Payment Terminal field in which you can add your terminal’s information.
Credentials are mandatory to use a payment terminal. To learn how to configure the different terminals, check out the following documentation pages:
Once the payment method is created, you can select it to be used in your POS. To do so, go to the POS settings, select the POS for which you wish to make the payment method available in the Point of Sale field, and add the payment method(s) under the Payment section.