As more and more people apply for credit cards, many people have applied for credit cards. When using their credit cards, many people find that their credit cards suddenly cannot be swiped. So what is the reason why their credit cards suddenly cannot be swiped?

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What is the reason why the credit card suddenly cannot be used?

1 The credit card is frozen

The bank system will monitor the credit card based on the use of the credit card. If an abnormality is found in the credit card, the system will The credit card will be frozen to reduce the cardholder's losses.

2 Transactions are risky

When using a credit card to make a purchase, if the bank detects that the transaction is risky, the bank will not allow the credit card to complete the transaction in order to prevent the risk. , causing the credit card to be unable to be swiped for consumption.

3 Transaction Limits

Credit cards have daily transaction limits. If the credit card is swiped too many times that day and the credit card daily limit has been reached, then when the card is swiped again for consumption, it will cause Credit card cannot be swiped.

4 Chip damage

When performing a credit card transaction, the credit card relies on the chip on the credit card to complete the transaction. If the chip is accidentally damaged on the credit card, the credit card transaction cannot be completed. , you can only continue to use it by changing your credit card.

Generally, the sudden failure to use credit cards is caused by the above reasons. Cardholders can investigate based on the above reasons. If the reason cannot be found, the credit card holder can call the customer service number of the credit card bank and ask for help.