How to modify the secret phone in wow

1. Enter the official website of Battle.net, log in to the account with the mobile phone number that needs to be modified to bind, click the nickname in the upper right corner of the page, and then select "Account".

2． Secondly, select the "Security" option on the left side of the page, as shown in the image below.

3． Next, find "Use SMS to protect old recovery accounts" on the right page and click "Update" next to it.

4． Select "Update Number" and click the "Modify" button according to the page prompts.

5. Finally, click to expand the list, choose to verify the security check via Security Order or SMS Security Protection, and click the "Submit" button below to complete the operation.