Reviving HDMI Sound Outputs for Your Windows Presso PC - Easy Fixes

If you can’t get sound to play through HDMI in Windows 7, you can try solutions in this post. After that, the sound should come back.

Solution 1: Test all hardware devices

The problem would be caused by broken hardware devices. Test the related hardware devices in following order.

1. Test if the cable works properly. Use another cable to connect the display monitor to your PC.

2.Test if the output port has problem. If your PC has more than one HDMI output ports, plug the cable to another port and see if the problem persists.

3.Test if the monitor works fine. Check and make sure the monitor’s speaker volume is not turned down or muted. If no problem is found there, connect the monitor to another PC.

Solution 2: Update Audio Drivers

The audio would not work if there is problem with the sound drivers or the display audio drivers. So you can try updating the drivers to resolve the problem. You can go to your PC’s manufacturer’s website to download the latest drivers. Before you get started, ensure that you know the PC model name and the specific operating system (Windows 7 32-bit or Windows 7 64-bit).

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Soution 3: Set HDMI Device as Default Output

Follow these steps:

1. ClickStart Menu at the bottom left corner of desktop.

2. PutControl Panel in the search box and click “Control Panel” on the menu. Then Control Panel window will open.

3. View by Large icons and click onSound option.

4. Go to Playback tab. Select Digital Output Device or HDMI option. Click Set Default and PressOK button to apply the change . Then the HDMI sound output will be set as default.

Solution 4: Enable High Definition Audio Controller

If High Definition Audio Controller is disabled, the HDMI audio would not work. Follow steps below to check and make sure it is enabled.

1. Go toDevice Manager .

2. Expand categorySystem devices and you will see two identical items called High Definition Audio Controller under this category. If they are disabled, you can see there is an arrow mark next to the device name. In this case, right-click on the one which is disabled and clickEnable on the context menu.

Try solutions above to resolve your HDMI sound not working issue in Windows 7. One should work for you.