1. How to unbind Mobile7 on a mobile phone: Open Mobile7 and look for the menu bar in the APP. Drop down the menu bar to select an unbound device.

2. The correct steps to change the mobile phone number of Mobile7 are as follows: Open Mobile7, and then look for the menu bar in the APP. Drop down the menu bar and select Unbind Device. After unbinding, you can change the phone number. Emobile7 is a registered trademark brand of Guangzhou Youni Electronics Co., Ltd. ..

3. If you are using a vivo mobile phone, and the mobile phone number/emergency contact/email address/secret protection bound to the account is still in use, you can go to the mobile phone settings-click on the top account-security center-secure mobile phone-modify the secure mobile phone, and reset the mobile phone number according to the prompts.