Turning your Notebook PC off
You can turn off your Notebook PC by doing either of the following
from the Charms bar then tap
Shut down to do a normal shutdown.
From the log-in screen, tap
> Shut down.
You can also shut down your Notebook PC using
Desktop mode. To do this, launch the desktop then
press alt + f4 to launch the Shut Down window. Select
Shut Down from the drop-down list then select OK.
If your Notebook PC is unresponsive, press and hold
the power button for at least four (4) seconds until
your Notebook PC turns off.