You can remove an administrator's account when you want to permanently get rid of it. As an alternative, you can disable an administrator's account which prevents access to the account.
You cannot remove the following accounts: your current login, the default administrator account, and the account with the username cronjob. The cronjob account is created by default when Parallels Pro Control Panel is installed. This account is used for processes that run periodically.
To remove an administrator's account:
The account is removed. If the administrator is currently logged in to the control panel, a message stating that the account has been disabled is displayed when they attempt any action.