HP 15-r081nr Notebook PC - Manual (Page 20)

Button
Component Description
Power button ● When the computer is off, press the button to turn on
the computer.
● When the computer is on, press the button briefly to
initiate Sleep.
● When the computer is in the Sleep state, press the
button briefly to exit Sleep.
● When the computer is in Hibernation, press the button
briefly to exit Hibernation.
CAUTION: Pressing and holding down the power button
will result in the loss of unsaved information.
If the computer has stopped responding and Windows ®
shutdown procedures are ineffective, press and hold the
power button down for at least 5 seconds to turn off the
computer.
To learn more about your power settings, select Start >
Control Panel > System and Security > Power Options, or
see Managing power on page 30 .
10 Chapter 2 Getting to know your computer