This article explain how to cancel a payment.
Go to A/R (Accounts Receivables).
Click on the Payment History tab.
Use the filter to search for the payment you want to cancel.
Go to the Actions column and click on Cancel Payment.
A confirmation window will appear. Click on Yes to continue.
Cancel Credit Cards Payments
The system does not allow to cancel payments made through credit card (Clearent Integration).
Roles enabled to perform this action: Accounts Receivables, Admin, Cashier.