Desktop Central administrator can disable the two-factor authentication in the product console from admin tab -> user administration -> disable secure authentication.
If a user/administrator has deleted or unable to access the Google Authenticator account,
He/she can contact other users with administrator privilege to restore two-factor authentication using Google Authenticator. Administrator can also re-send the QR code via e-mail from Admin tab -> User Administration -> Actions (Under the appropriate user) -> Re-send QR Code.
Follow the below steps to disable the two-factor authentication.
Note: Following the above steps will disable two-factor authentication for all the Desktop Central users. However, You can enable it again by navigating to admin tab -> user administration -> secure authentication -> enable two-factor authentication.