How to log off the mailbox bound by Apple's mobile phone?

The specific operation steps of unbinding the mailbox of Apple mobile phone are as follows:

1. First, we open the main interface of Apple's mobile phone, find the "Settings" icon and open the "Settings" option.

2. After entering the settings, find the setting options of account name and password.

3. In the "account number" column, we can see all the mailboxes, and click the mailbox we want to delete.

At the bottom of the email details page, we can see a "Delete Account" button.

5. After we click the "Delete Account" button, a label will pop up. We choose "Remove from my iPhone".

6. Then, when we return to the setting option of "account and password", we can see that the deleted account is gone. Through the above steps, we cancel the email bound by Apple's mobile phone.