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How to Fix Facebook Video No Sound on PC (The Ultimate Guide)

no sound on facebookFacebook is the world's third most popular website and has more than 350 million active users. People use Facebook to keep their energy up during work with some music and video. It can be challenging to keep your groove going if your Facebook sound is not working. Watching a Facebook video with no sound coming from your computer affects your overall user experience. There is a chance that the video resolution is incorrect, the microphone is misconfigured, or that the video isn't recorded with the correct file format. In either case, fixing the problem will take less than a minute.

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7 Most Effective Ways to Fix Facebook Video No Sound on PC

Many users complain that there is no sound in Facebook videos when they are played on the computer. Don't panic if you face issues like no audio on Facebook videos or no sound on Messenger video calls. Many users have proven these 7 solutions to be very useful and may resolve your Facebook video sound not working issue.

1. Check if the video is correctly encoded

Many factors can cause a Facebook video not to play sound. The most common reason is the incorrect code or the inability to hear no audio on Facebook videos. You can also try other videos to see if there are audio problems. Don't forget about the Facebook video volume control. When you hover your cursor over the video, it will appear at the bottom. You must set the volume of your video correctly. If you have no sound issues on other videos and the volume has been adjusted correctly, please continue next.

no sound on facebook check video settings

2. Look for the Sound Settings of your Browser

Browser audio settings can also cause the Facebook audio not working issue. When your browser is muted, it won't make any sounds.

no sound on facebook open volume mixer

Simply Follow this Quick Guide:

  1. Right-click the Volume icon located in the lower right corner of your desktop. Select the option called Open Volume Mixer.
  2. Once you access the Volume Mixer window. Hold and drag the slider to increase the volume.
  3. Watch your video to hear sounds.

3. Try Playing the Video on Another Browser

You can play the same video in another browser if you have plugins installed on your web browser. Some browser extensions can cause the browser to malfunction or mute tabs. Try disabling plugins in the browser you are using and again play the video to see if the problem persists.

no sound on facebook play on other browser

4. Reboot your Computer

Although it may seem silly, rebooting your computer can solve many problems. If you have left your computer running for too long, some programs may stop working and malfunction. A restart will reset the software's current state and may fix any other issues.

no sound on facebook reboot computer

5. Ensure that your Audio Driver is Up to Date

If your audio driver is outdated or faulty, no sound on Facebook problems could occur. For this reason, we recommend that you must keep your drivers up to date. Driver updates are security patches and offer feature improvements that can fix many odd and stubborn problems. You can manually update your audio driver by going to your motherboard manufacturer's website.

no sound on facebook update audio driver

Simply Follow this Quick Guide:

  1. Search for the model on the website.
  2. Location of audio drivers is usually found in the Support or Download Page with a name similar to "Realtek HD Driver."
  3. Make sure only to choose the correct installer for your operating system.

6. Change your Default Output Device

It's normal not to hear no sound on Facebook if you have the wrong playback device. Below is a quick guide that can help you verify that the playback device is correctly set.

no sound on facebook default output device

Simply Follow this Quick Guide:

  1. To invoke the run box on your keyboard, press the Windows logo key and R simultaneously. In the box, type mmsys.cpl. Hit Enter afterward.
  2. You should be in the Playback tab. Please select your desired output device, for example, Speakers, and click "Set default." Finally, to save the changes, click "OK."
  3. Play the videos again to see if you can hear any sound.

7. Try Changing the Audio Channel

Users have reported that switching your audio channel can help save the day and could be an option for you.

no sound on facebook change audio channel

Here's How it Works:

  • From your keyboard, locate the Windows logo key and press the windows button and R key simultaneously. This will invoke the run box. Type the following command mmsys.cpl in the run box and hit enter.
  • Select your default playback device from the menu and click Configure.
  • After selecting configuration from the popup menu, choose Audio channels. Select Stereo and click Next.
  • Make sure to check the box beside Front left and right and click on Next.
  • Save the changes by clicking on the Finish button.


To solve the no sound on Facebook videos on computer issues, you have to follow the earlier solutions. However, if the problem still exists, there might be something wrong with the speakers, and you may need a professional to help repair the issue.

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Posted by JoKelly to Web Video Downloader

Last updated on October 19, 2022

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