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 39 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, which provides tutorials, information about the Windows operating 
system and your computer, answers to questions, and updates to your computer.
Help and Support also provides automated troubleshooting tools and access to support.
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 between display devices connected to the system. For example, if 
a monitor is connected to the computer, repeatedly pressing this key alternates the screen 
image from the computer display to the monitor display to a simultaneous display on both 
the computer and the monitor.
f5 On select models, turns the radiance backlight keyboard feature o or on.
NOTE: To conserve battery power, turn o this feature.
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 o.
NOTE: The airplane mode key is also referred to as the wireless button.
NOTE: A wireless network must be set up before a wireless connection is possible.
Using the hot keys
A hot key is a combination of the fn key and the esc key, or the spacebar.
To use a hot key:
▲
Briey press the fn key, and then briey press the second key of the combination.
22 Chapter 5   Navigating the screen