Stop Impersonating Another User

End the impersonation of another user on the machine. Once begun, impersonation of another user remains in effect until impersonation is terminated or the current session ends.

Prerequisites
The SETUSER command can be used to terminate an impersonation only from the connection where the SETUSER command was originally issued to start the impersonation.
Task
At a command prompt, type:
SETUSER
Related reference
SETUSER Statement