HP ENVY PC 13-ba1000 User Guide - Page 26

Action keys The action keys execute frequently used system functions defined by the icon symbol on the f1 through f12 function keys. The action keys vary by computer. ▲ To use an action key, press and hold the key. Table 2-8 Action keys and their descriptions Icon Description On select products, opens the "How to get help in Windows 10" webpage. On select products, helps prevent side-angle viewing from onlookers. If needed, decrease or increase brightness for well-lit or darker environments. Press the key again to turn off the privacy screen. Decreases the screen brightness incrementally as long as you hold down the key. Increases the screen brightness incrementally as long as you hold down the key. Turns the keyboard backlight off or on. On select products, you can adjust the brightness of the keyboard backlight. Press the key repeatedly to adjust the brightness from high (when you first start up the computer), to low, to off. After you adjust the keyboard backlight setting, the backlight will revert to your previous setting each time you turn on the computer. The keyboard backlight will turn off after 30 seconds of inactivity. To turn the keyboard backlight back on, press any key or tap the touchpad (select products only). To conserve battery power, turn off this feature. Mutes or restores speaker sound. Decreases speaker volume incrementally while you hold down the key. Increases speaker volume incrementally while you hold down the key. Plays the previous track of an audio CD or the previous section of a DVD or a Blu-ray Disc (BD). Starts, pauses, or resumes playback of an audio CD, a DVD, or a BD. 14 Chapter 2 Getting to know your computer