|Make sure it that when you choose Shutdown, its set to Shutdown and not to Restart.|
Click Start, Shutdown, then you should see a box says what do you want the computer to do and it gives you a dropdown menu with options to:
Make sure it's set to Shutdown.
*If that doesn't do it, then press and keep pressed the On/Off Button until you here click off (about 3-4 seconds). Wait a minute then turn it back on. Once its done booting up completely try to shut it down with Start, Shutdown.
Who knows, knows and who doesn't know, dosen't know jack!
El que sabe, sabe y el que no sabe, no sabe nada!