Choose Setup > System Configuration and click the Users tab. (If the Users tab is not visible, you must enter the master password.)
In the User list, highlight the user you want to delete.
Select the Delete User button.
Select either the
Delete <user> from DT FileCabinet
or
Do not allow <user> to run DT FileCabinet. Place this user in the $Unauthorized Users group
option.
Select OK to close the Delete User Options dialog.