Hold the Power button for about 3 seconds
Select Power Options
Select Restart
If the system is frozen, hold the Power button for about 12 seconds to force it off
Wait a few seconds
Press the Power button again to turn it back on
Hold the Power button for about 3 seconds
Select Power Options
Select Restart
If the system is frozen, hold the Power button for about 12 seconds to force it off
Wait a few seconds
Press the Power button again to turn it back on