The original number cannot receive the verification code. How to modify the mobile phone number of members of China Southern Airlines?

The original number cannot receive the verification code. The method for modifying the mobile phone number of members of China Southern Airlines is as follows:

1. Open China Southern Airlines official website, click the "Login" button in the upper right corner, and enter the original account number and password to log in to the member account.

2. On the Member Center page, find the "Personal Information" option, and then click Enter.

3. In the personal information page, find the "Contact Information" section, and then click the "Modify" button.

4. On the contact information editing page, find the "mobile phone number" option and click the "Modify" button.

5. Enter the new mobile phone number, and submit the modification information after confirmation.

6. According to the prompt, enter your member password of China Southern Airlines for verification. After verification, you can modify the mobile phone number.