Log in to the official bank app, bind the credit card, fill in the relevant information according to the prompts, and set the password.

Online banking. You can log in to the issuing bank's online banking, activate the page online, fill in the relevant information according to the prompts, and then set the transaction password. You can also call the 24-hour customer service hotline on the back of the credit card, transfer to manual service, and enter the relevant ID number according to the voice prompt.

When you activate the credit card, the password must not be set to the number related to the date of birth or the number on the ID card. Once your credit card is lost, your money may run away from home. In addition, it should be noted that credit cards have two passwords, one is the inquiry password and the other is the transaction password. Don't confuse them. Be sure to distinguish between these two passwords, otherwise it will bring you great trouble.