Asus ET2221AUTR - Manual (Page 26)

English
26 All-in-One PC ET22 Series
2. Right-click the Volume Mixer icon on the Windows® taskbar and Right-click the Volume Mixer icon on the Windows® taskbar and
click Playback devices.
3. From the Playback screen, select Digital Audio
(HDMI).
4. Click Configure and the Speaker Setup window pops
up.
5. Select Stereo and click Next.
6. Tick the Front left and right option, and click Next.
7. Click Finish to exit the speaker setup.