Yes If one credit card is overdue, it will affect other credit cards, because the credit rating agencies will assess the credit risk according to the credit report. If a credit card is overdue, the credit score will drop, and other credit card companies will think that the credit risk will increase, so they will adjust the credit limit or refuse the application. If the credit card is overdue, it is recommended to pay off the arrears as soon as possible and contact the credit card company to understand their policies and measures. At the same time, it is suggested to maintain a good credit rating in the future.