Failing to activate quick payment: Not activating the quick payment function will also result in the inability to scan the QR code to pay; Insufficient credit limit: It may be that the credit card limit is insufficient, causing the inability to scan the QR code to pay; Card swiping limit: If the card swiping limit for the day is reached, It is also impossible to scan the code to pay; the merchant's problem: the merchant's payment code or the payment machine does not support credit card payment.

1.

The available limit of the credit card is lower than the transaction amount. In this regard, customers can first pay off the previous bill balance and then use it naturally after the limit is restored; or they can apply for a temporary limit to use.

2.

The status of the credit card is different, such as being frozen by the issuing bank, canceled, expired, etc. In this regard, customers can only change their payment method. For example, if the card is frozen, then find out the reason for the freeze and then solve the problem. For example, if your credit card is frozen due to overdue credit, the customer must quickly pay off the overdue balance and then repair the damaged credit.

3.

Consumption has reached the prescribed limit. If it is a single-day consumption limit, it should be back to normal the next day.

4.

System detected

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