The refund transaction allows you process refund on the MARS, but most often this is disabled by default settings. Please seek your service provider or acquirer support for more details.
Refund the transaction
Click transaction to enter the transaction list page in the side navigation. Then, select the transaction in the transaction list.
Press Refund under the net amount.
Press OK if confirm refund this transaction.
When the refund is success, you will see the transaction status changed to Refunded under the net amount. And, the refund details is shown as below.