How does Tianfu General Office untie the previous mobile phone number?

The method of unbinding is as follows:

1. Open the Tianfu General House APP on your mobile phone and log in with the previously registered account.

2. After logging in successfully, enter the personal center page. The main interface or menu bar will have the option of "Personal Center" or similar name.

3. Find and click the "Account Management" option on the Personal Center page. Related tabs such as Settings and Security Settings will be displayed here.

4. Find the option associated with the mobile phone number in the account management interface, and select "Bind the mobile phone number". Verify the password or other verification method entered in the current login state to ensure security.

5. Please enter the old mobile phone number of the bound platform (namely Tianfu Tongban), and click Next to confirm the submission of information.

6. Receive the verification code and send it to the SIM card receiving function associated with the original mobile phone.

7. Enter a new mobile phone number that you want to change to binding, and get the verification code received on the mobile phone for verification.

8. Click OK or Finish to confirm the request to change the mobile phone number. The system will process your application and unbind the old mobile phone number originally associated with Tianfu Tongban.