You don't need to enter the bank card password to change the mobile phone number of the Agricultural Bank of China card. You can download the ABC mobile client with your ID card, and then click Login. Note that you need to reserve your mobile phone number to log in here, and you can use it only after SMS activation. If it is the first time to log in to the client, the login password is your payment password.

Practice of reserving mobile phone number in agricultural bank card;

After logging in successfully, you need to change it to 8- 16. Click on my PS: bank customer service next to the avatar, and click on the avatar to measure. You must click "Next to the avatar" to enter "Mobile phone is reserved mobile phone number" here. Click Modify and confirm.

Reservation of mobile phone code is a very important security verification and protection measure. The reserved mobile phone number is generally the mobile phone number reserved when you fill in the information when you open an account. For example, you need to use this code for online quick payment. When applying for fast payment, you need to fill in your name, bank card and reserve your mobile phone.

After entering the verification code, you can even pay without a bank password, so this reserved code is very important. You can also take your bank card and ID card to the local bank outlet to queue up for mobile phone reservation.