If you enable this policy setting administrators can interact with a user's Remote Desktop Services session based on the option selected. Select the desired level of control and permission from the options list:1. No remote control allowed: Disallows an administrator to use remote control or view a remote user session.2. Full Control with user's permission: Allows the administrator to interact with the session with the user's consent.3. Full Control without user's permission: Allows the administrator to interact with the session without the user's consent.4. View Session with user's permission: Allows the administrator to watch the session of a remote user with the user's consent. 5. View Session without user's permission: Allows the administrator to watch the session of a remote user without the user's consent.If you disable this policy setting administrators can interact with a user's Remote Desktop Services session with the user's consent.
Windows Components\Remote Desktop Services\Remote Desktop Session Host\Connections
User
Windows Server 2008 R2 Windows Server 2008 Windows Server 2003 Windows 7 Windows Vista and Windows XP
HKCU\SOFTWARE\Policies\Microsoft\Windows NT\Terminal Services!Shadow
TerminalServer.admx