1, manual billing. First, make sure that the pos machine has a power button to start, then enter the operator number 0 1 and press OK, then enter the operator password and press OK, and finally the pos machine will start automatically. Then you can swipe your card, enter the amount and let the cardholder enter the password. You can sign the receipt in person. After issuing two receipts, the first one will be signed by the cardholder and the other one will be kept by himself for reconciliation.
2. Automatic billing. Enter the operator number 0 1 on the pos machine and press OK, then enter the operator password and press OK. After that, the pos machine will automatically open, and then you can swipe your card, enter the amount, and let the cardholder enter the password. You can sign the receipt in person. After issuing two receipts, the first one will be signed by the cardholder and the other one will be kept by himself for reconciliation.