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The Daily Insight

Why is there no sound when I connect my PC to the TV with HDMI?

Author

David Ramirez

Published Mar 10, 2026

Why is there no sound when I connect my PC to the TV with HDMI?

Your HDMI no sound problem can be caused by corrupt or missing audio driver issues. To fix the problem, you can try to update the sound driver. There are two ways you can get the right drivers for your sound card: manually or automatically.

How do I get my TV to play sound through a monitor?

Step 2: Select HDMI sound output as the default audio device

  1. Connect the HDMI cable to your computer and to your output device.
  2. In Windows, search for and open Control Panel.
  3. Click Sound, and then click the Playback tab.
  4. The Sound window opens.

Why can’t I hear sound from my monitor?

Check and make sure the monitor is not muted or volume down. If connected by VGA cable, please make sure the audio cable is connected to the AUDIO/LINE/HEADPHONE OUT port and plugged into the AUDIO/LINE IN of the monitor. 4. Try another PC/laptop or speaker for cross check.

How do I get sound from my computer to my TV Windows 10?

Follow these steps.

  1. Open the Control Panel app in Windows 10. Type the few letters of Control Panel in the search box.
  2. Click on the Sound icon.
  3. Now connect your PC to TV using HDMI connection.
  4. Sound window will open.
  5. HDMI related sound device is seen.
  6. Right-click it and make as Default device.

How do I know if my monitor has built in speakers?

To check whether your monitor has inbuilt speakers, you can simply check at the backside of your monitor if it has an audio input jack.

Does HDMI do audio?

Audio Quality : HDMI is renowned for its video quality, but it also can carry audio without the need for multiple cables. HDMI supports Dolby TrueHD and DTS-HD for 7.1-channel sound for loss-less, theatre-quality audio. HDMI 1.4 also supports audio return channel, which sends sound from your TV tuner to your receiver.

Why is sound not working through HDMI?

If you’re using a set-top or cable box: Make sure the volume is turned up. You also may need to go into the set-top box menu and select HDMI in the Audio Settings or Audio Coding section to pass the audio to the TV. You may need an update to your set-top box firmware, or a newer set-top box from your service provider.

What happens if I hook up a second monitor to my speakers?

Once I hooked up the second monitor, I lost all sound coming out of the speakers. I have tested the speakers in another computer and they work fine. I am still able to get sound out of a wireless headset (plugged into a usb port), so I know sound card works.

Why does my computer sound stop working when I use my TV as a monitor?

I use my tv as a monitor for my computer and the sound has suddenly stopped working. The picture is fine but there’s no sound, it says that the “Spatial sound” is off and doesn’t give me an option to turn the sound on for anything but headphones.

Why is there no sound on my hp monitor?

If the monitors do not have speakers, naturally there will be no sound. Your HP device uses Realtek audio device. You should be able to change the sound device in Windows Settings.

How can I check if my speakers are working?

1. Open ‘Sound’ by clicking the Start button. In the search box, type ‘Sound’, and then in the list of results click ‘Sound’. 2. When the ‘Sound’ screen pops up click on ‘Speakers’ and click on ‘Set Default’ under the ‘Playback’ tab. 3. Check if the sound is coming out of the speakers.

Once I hooked up the second monitor, I lost all sound coming out of the speakers. I have tested the speakers in another computer and they work fine. I am still able to get sound out of a wireless headset (plugged into a usb port), so I know sound card works.

If the monitors do not have speakers, naturally there will be no sound. Your HP device uses Realtek audio device. You should be able to change the sound device in Windows Settings.

I use my tv as a monitor for my computer and the sound has suddenly stopped working. The picture is fine but there’s no sound, it says that the “Spatial sound” is off and doesn’t give me an option to turn the sound on for anything but headphones.

How do I hook up speakers to my monitor?

Most models come with an HDMI connector, but you may need an RCA to 3.5mm cable for your speakers to work with this setup. Connect the antenna to the RF jack on your tuner while running an HDMI cable from there to your monitor. If you have to use external speakers, connect it to the tuner which will decode the audio from the signal for you.