
Under Connections in the bottom right of Server Manager, right-click the connection that you want to shadow and select Shadow from the menu.Click the Remote Desktop Services and then Collections in the left pane of Server Manager.Open Server Manager in Windows Server 2012 R2 from the Start screen, or by clicking the icon on the desktop Taskbar.

You can shadow a Remote Desktop session either by specifying the /shadow switch from the mstsc command like, or from Server Manager. Only administrators can shadow Remote Desktop sessions, and the Remote Desktop Session Host must be part of an Active Directory domain. By popular demand, shadowing is back in Windows Server 2012 R2 and can be found in Server Manager. Due to some changes in how Remote Desktop worked in Windows Server 2012, shadowing was removed from the feature stack.

Windows Server 2012 R2 reinstates Remote Desktop shadowing so that administrators can view a user’s session when they are connected to a Remote Desktop. How can I use shadowing during a Remote Desktop session in WS2012 R2?
