How to change your mobile phone number using Mixue Bingcheng’s write-off tool?

The steps are as follows:

1. Open the Mixue Bingcheng app and log in.

2. Find the "My" button in the upper right corner of the main page and click to enter the member center.

3. On the member center page, click on the avatar, account information and bind mobile phone number options.

4. Enter the verification code received by the original mobile phone number for verification.

5. Enter the new mobile phone number you want to change to and click "Next".

6. Enter the SMS verification code received and click "OK" to complete the change of mobile phone number.