PAYPAL payment problem how do you know that the customer's payment is unauthorized use of the credit card? The buyer's credit card number has been stolen or used fraudulently.
Because the seller has no way to know the information you asked, because most of such cancellation orders are malicious fraud or stolen credit cards. Because there is no way to see it directly, I suggest you accumulate some experience to prevent this kind of complaint. /s/blog_7d3ba5a1138z.html This is a summary of the problem of customer's refund, and I hope it can better help you prevent malicious and fraudulent customers.