delete mobile phone bound gmail/google account

First enter the personal information center of the google account https://myaccount.google.com/u/0/personal-info as shown below: Then click on the phone number below, as shown below: Press the text and arrows in the picture to indicate Enter the google account ( adsense account ) password After entering the password, the system returns to this page, and continues to delete or modify operations, as follows: After the deletion is successful, the phone is empty here. If you need to add a phone again,...