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by **azdewars** Tue 26 Dec 2017, 7:09 pm

Method 1. Enable HDMI Audio Playback to Fix Windows 10 HDMI Sound Not Working

When you encounter the Windows 10 HDMI audio not working, confirm whether the audio playback of your HDMI TV or monitor is enabled on your computer first. Take Toshiba HDMI TV as an example, and here's how.
Step 1. Open "Control panel"
Step 2. Choose Hardware and Sound > Manage audio devices > Sound
WINDOWS 10 HDMI-NO SOUND AFTER UPGRADE Windows-10-hdmi-no-sound

WINDOWS 10 HDMI-NO SOUND AFTER UPGRADE Windows-10-hdmi-no-sound

Step 3. Select “Playback” tab
Step 4. Click “Digital Output Device or HDMI”
Step 5. Click “Set Default” and then click “OK”
Step 6. Rebstart the HDMI device

Method 2. Select the Right HDMI Port to Resolve Windows 10 HDMI No Sound

If the HDMI TV has multiple HDMI ports (HDMI1, HDMI2, HDMI3, HDMI4…), use the TV remote to select the right HDMI port that connecting your TV to your computer. Then follow the steps of Method 2 to enable the HDMI TV audio playback. At last, reboot your computer to apply all settings.

Method 3. Update HDMI Audio Drivers to Solve No Sound through HDMI after Windows 10 Update

After your Windows are upgraded to Windows 10, your HDMI audio drivers are not upgraded correspondingly. Therefore, the sound drivers of your HDMI TV or monitor are incompatible with your new system, which result in no sound issues.
You could go to your HDMI device manufacturer’s official website to manually download sound drivers for Windows 10, which will be very time-consuming. Alternatively, you could try an easy-and-quick drivers download utility Driver Talent to instantly fix the Windows 10 HDMI audio not working issue. Driver Talent could identify your HDMI sound drivers problems in seconds and then download and install the compatible drivers within quite a few minutes.

JOHN - AZDEWARS