How do I unbind a secure phone?
If the secure phone bound to an employee account is unavailable and the employee cannot replace it, the email administrator can unbind the secure phone for the employee. The employee can then log on to the Alibaba Mail web client and bind a new secure phone.
You must log on to the admin console with an administrator account to unbind a secure phone. Both of the following methods unbind the secure phone: use Method 1 for a single employee account, and use Method 2 for multiple employee accounts in one operation.
Method 1: Unbind the secure phone for a single account
Log on to the admin console.
Choose Organization and Users > Employee Accounts.
Open the account details page.
Click Security, and then unbind the secure phone.

Method 2: Unbind secure phones in bulk
Log on to the admin console.
Choose Organization and Users > Employee Accounts.
Click Batch Settings.
Click Open Selection Box, and then select the accounts that you want to manage.

Select Security Questions and Security Phone, and then select Unbind Security Phone.

Click OK to unbind the secure phones in bulk.