How to change the mobile phone number sent by WeChat coin purse payment SMS verification code?

The mobile phone number sent by WeChat coin purse payment SMS verification code is bound to the bank card. If you need to change this phone number, you need to go to the bank.

Processing method and certificate:

1. A bank card requires an ID card and a contact number to go to the bank. The mobile phone number is bound and unique.

2. If you need to change your bank card, you must go to the bank for SMS notification or verification.

3. With my ID card and bank card, go to the local bank counter to handle the mobile phone replacement business.