If the credit card has expired, add a new card or update the current card. The card used was not Visa or Mastercard. Only Visa and Mastercard credit cards are supported, and debit cards, prepaid cards, virtual cards, and gift cards are not supported. The credit card has already been ...
1. What is a credit card CVV? One way that credit card issuers protect your card’s security is through the CVV code. “These three- and four-digit codes provide extra security when authenticating transactions when the credit card isn’t present, such as phone or internet purchases,” says...