Konwersja z Windows Server 2012 R2 do wersji Windows Server 2012 R2 Core:

Remove-WindowsFeature server-gui-shell,server-gui-mgmt-infra

Konwersja z Windows Server 2012 R2 Core do Windows Server 2012 R2:

Install-WindowsFeature Server-Gui-Shell, Server-Gui-Mgmt-Infra