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[LG TV Sound] When I connect a PC to my TV via HDMI, there is video but no sound

Troubleshooting

When I connect a PC to my TV via HDMI, there is video but no sound

If a laptop or PC is connected to the TV through the HDMI port but the computer sound settings are configured incorrectly, the video works okay but without audio.

Causes and Symptoms

  • The sound settings in the control panel of your PC are incorrect.
Wait! Here are more tips!

What is HDMI (High Definition Multimedia Interface)?

HDMI, which stands for High-Definition Multimedia Interface, is a digital video and audio interface standard used to transmit high-definition images and multi-channel audio through a single cable.
It is a commonly used home entertainment connectivity protocol that enables easy and efficient delivery of HD video content.

Try this

Check if the video is normally output to the TV when it is connected to the PC.

➔ If you are experiencing issues with the video, examine the HDMI connection and cable for any abnormalities.

Image of a new HDMI cable connection

Open the [Control Panel] on your PC and check the [Sound and Audio Device Properties].

① Next, click on the Audio icon located at the bottom right of the Desktop and select the HDMI-connected device by clicking on the arrow above the volume.

② Change the default audio device to something else.

Image to select the audio of the playback device

※ The screens and instructions may differ by PC. Also, if the HDMI cable is not connected, only the basic device is displayed.

Wait! Here are more tips!

Changes in PC's default audio device according to PC's HDMI output

When the TV's HDMI output is displayed normally, the [Default Device] item appears in [Sound and Audio Device Properties] of the PC's control panel.

This guide was created for all models, so the images or content may be different from your product.

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