You can adjust the system volume or sound volume when
playing music or videos.
Using the keyboard to control volume
Press and hold the Fn key, then press the F7 key to decrease the
Press and hold the Fn key, then press the F8 key to increase the
Using the taskbar to control volume
Select and click the speaker icon on the Taskbar, then drag the adjustment
bar to your desired volume.
To set volumes for different desktop programs
Right-click the taskbar’s speaker icon and choose Open Volume Mixer from the pop-up menu