HP ProBook 4320s Notebook-PC - Manual (Page 61)

◦ To increase volume, press and hold the fn key (1), and then tap the volume up key f9 (4) until
the desired volume level is reached.
● Windows volume control:
a. Click the Volume icon in the notification area, at the far right of the taskbar.
b. Increase or decrease the volume by moving the slider up or down. Select the Mute check box
to mute the volume.
– or –
a. Double-click the Volume icon in the notification area.
b. In the Speakers column, you can increase or decrease the volume by moving the Volume
slider up or down. You can also adjust the balance or mute the volume.
If the Volume icon is not displayed in the notification area, follow these steps to add it:
a. Select Start > Control Panel > Sounds, Speech, and Audio Devices > Sounds and Audio
Devices > Volume tab.
b. Select the Place volume icon in the taskbar check box.
c. Click Apply.
● Program volume control:
Volume can also be adjusted within some programs.
Multimedia software
The computer includes preinstalled multimedia software. Some computer models also include additional
multimedia software on an optical disc.
Multimedia software 49