How to change the bound mobile phone number of Apple id?

Apple id is an account system provided by Apple for users, which can be used to purchase Apple devices and applications, and can also be used for iCloud backup and finding my iPhone. If you want to change the bound mobile phone number, you can follow the following steps.

Step 1: Enter the Apple id account setting page.

Open Apple official website, click the login button in the upper right corner, enter your Apple id and password, and then click the login button.

On the login page, click your user name and select the Settings option.

On the setup page, select the Contact Information option next to the Change button, and then enter your new phone number.

Step 2: Verify the new mobile phone number.

After entering a new mobile phone number, you will be prompted to verify the mobile phone number. Select the "Verify" button, and the system will send a SMS verification code to your new phone number.

After receiving the SMS verification code, enter the verification code and click the "Verify" button.

Step 3: complete the replacement of the bound mobile phone number.

After verification, you will be prompted to modify the bound mobile phone number successfully. You can choose the "Finish" button to exit the setup page.

If you want to log in to your Apple id account again, you can log in with your new mobile phone number.

Please note that changing the bound mobile phone number may cause some applications or services to fail to work properly. If you encounter any problems, please contact Apple Customer Service for help.