User Guide - Windows 8.1

The action key feature is enabled at the factory. You can disable this feature in Setup Utility (BIOS).
See Using Setup Utility (BIOS) and HP PC Hardware Diagnostics (UEFI) on page 74 for
instructions on opening Setup Utility (BIOS), and then follow the instructions at the bottom of the
screen.
After you have disabled the action key feature, you can still perform each function by pressing the fn
key in combination with the appropriate action key.
Icon Key Description
f1 Opens Help and Support.
Opens Help and Support, which provides tutorials, information about the Windows operating system
and your computer, answers to questions, and updates to your computer.
f2 Decreases the screen brightness incrementally as long as you hold down the key.
f3 Increases the screen brightness incrementally as long as you hold down the key.
f4 Switches the screen image among display devices connected to the system. For example, if a
monitor is connected to the computer, f4 alternates the screen image from computer display to
monitor display to simultaneous display on both the computer and the monitor.
Most external monitors receive video information on the computer using the external VGA video
standard. The f4 key can also alternate images among other devices that are receiving video
information on the computer.
f6 Mutes or restores speaker sound.
f7 Decreases speaker volume incrementally as long as you hold down the key.
f8 Increases speaker volume incrementally as long as you hold down the key.
f9 Plays the previous track of an audio CD or the previous section of a DVD or a BD.
f10 Begins, pauses, or resumes playback of an audio CD, a DVD, or a BD.
f11 Plays the next track of an audio CD or the next section of a DVD or a BD.
f12 Turns the Airplane mode and wireless feature on or off.
NOTE: A wireless network must be set up before a wireless connection is possible.
Using keypads
The computer includes an integrated numeric keypad, and it also supports an optional external
numeric keypad, or an optional external keyboard that includes a numeric keypad.
26 Chapter 4 Navigating using the keyboard, touch gestures and pointing devices