If a transaction has already been collected by your bank (this happens overnight), then you will not be able to cancel it. You can, however, perform a refund.
You can also perform a partial refund, if desired.
PayXpress
Refunding money to the cardholder is easy. To perform a refund in PayXpress, tap the options button and select “Refund”. Enter in the amount you want to refund. Tap “Validate”. The customer must then present his or her card.
Then we process the transaction. Your bank will receive the transaction when the day’s transactions are collected overnight. Usually, your shopper will have the refunded money in his or her account the next day.
PayXpress+
In PayXpress+, giving a customer a refund or partial refund is done through the Refund button. Enter in the amount you want to refund and tap “Validate”. Then the customer must present his or her card.
Then we process the transaction. Your bank will receive the transaction when the day’s transactions are collected overnight. Usually, your shopper will have the refunded money in his or her account the next day.