The specific steps are as follows. First, log in to, um, the background of WeChat official account, click Settings, and click the security assistant inside. Click Bind Now on the right, and in the new window that pops up, select to verify with the mobile phone number. Then you can see the account verification and password, and there is an option to reset the mobile phone number next to it. The second step is to send an email to your email address, that is, click on the email login email address of this mobile phone number. There will be a link in our mailbox. Click it and enter the mobile phone number, name and ID number when registering. Click Verify again, and then SMS to verify the information. Click Finish to bind successfully.