1.Because your credit card balance is not enough/exceed amount limit.You can try to pay again when your credit card balance is suffcient.
2.Because the credit card company restricts the payment.The cardholder
needs to contact the customer serivce of the issuing bank.After the restriction is lifted,you can try to pay
again.
3.Because on the premise that the issuer supports visa “3D verification”,the cardholder must open the “3D verification”service before online payment.
4.Because your credit card had no opened the global payments.You can contact your credit card issuer to request them to help you open global payment function,and then try to pay
again,or you can try other card.
5.You can choose paypal,contact us if you want to use paypal to pay.Click the Instagram to contact us.