A technician accessed a network share from a computer joined to workgroup. The technician logged in as "user1" and directed the computer to save the username and password. Several weeks later, the technician wants to log in to this network share using the administrator account. The computer does not prompt for a username and password, but it automatically logs in to the network share under the "user1" account. Which of the following would allow the technician to log in using the "administrator" username?