How does Dazhou Bank change the mobile phone number bound by the bank card on the app?

1. Open the mobile banking App of Dazhou Bank and log in to the account.

2. Go to the homepage and click "I" below to enter the personal center.

3. On the personal center page, click "My Bank Card" to enter the bank card list.

4. Select the bank card that needs to modify the bound mobile phone number, click the corresponding "More" (usually three points), and select "Modify the bound mobile phone number" in the pop-up options.

5. In the pop-up page, enter the new mobile phone number and enter the SMS verification code according to the prompt (the bank will send the SMS verification code to the bound mobile phone number).

6. After entering the correct SMS verification code, click "OK" to complete the operation, and your bank card binding mobile phone number will be modified successfully.