HP Spectre 13 x2 Pro PC - Manual (Page 66)

Right-click the Start button in the lower-left corner of the screen, select Shut down, and then
select Shut down.
If the computer is unresponsive and you are unable to use the preceding shutdown procedures, try
the following emergency procedures in the sequence provided:
To shut down the unresponsive tablet:
▲ Press both the Windows key and the power button at the same time.
To shut down the unresponsive tablet when it is connected to the keyboard base:
● Press ctrl + alt + delete , click the Power icon, and then select Shut Down.
● Press and hold the power button for at least 5 seconds.
● Disconnect the computer from external power.
56 Chapter 6 Managing power ENWW