Why Are Facebook Videos No Sound Suddenly and How to Fix It?

When we are watching videos on Facebook, the sound of the videos may disappear. It may due to the speaker of your device, or to the video itself. I have summarized five reasons for the Facebook video no sound problem and introduced corresponding solutions. Let’s find out what’s wrong with your Facebook.

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In some browsers, such as Chrome, Firefox and so forth, the Facebook videos no sound issue and other video website sound problems may be caused by the “Mute sites that play sound” feature. If the button is enabled, there will be no sound on Facebook videos on computer, and also on any other websites.

You can fix the problem with a few clicks as shown in the right image or by selecting in the menu: Settings > Privacy and Security > Site Settings > Sound (Depending on the browser version, the steps may vary slightly). Restart your browser and see if the sound plays.

As we all know, Facebook is a video sharing site that places great emphasis on copyright protection. Maybe you have also encountered the situation of being notified to remove the video because of copyright. All users must strictly abide by Facebook’s copyright rules. If the background music of a video has infringement problems, then it may be taken off from the shelf, or you can only see the video part while playing, but not hear the audio part. And unfortunately, if you encounter this situation, then your problem will not be solved unless you contact the original author to get the full video source file.

In this situation, you could not hear anything from the speaker of your computer. You may see a red fork on the speaker in the right bottom of the window like this:. It means that your speaker is disabled. You can enable it by a few clicks as shown in the left image.

After you enable the speaker, yet if it still doesn’t work properly, you may need to update Realtek driver. You can download the latest driver from the official website or update the driver via a piece of professional software.

If Facebook audio not working is not solved, reboot your device. In most cases, this can fix most computer problems, including sound issues. After your system is fully running again, verify the sound is working and then go to Facebook and try to watch the video again. If the video still does not have sound, you should try to contact Facebook for technical assistance.

If your Facebook videos still have no sound, you should make a simple check on the speaker of your device, maybe it has broken down just seconds ago. Try to play music online or other local media files and make sure your speaker is not accidentally muted by your incorrect operations. If it is not only no sound on Facebook videos Chrome, but also on these local files you’ve tried, you may need to find a maintenance staff to fix your speaker or replace with another useable speaker if the old one is replaceable.

If all the solutions above do not fix the issues, you can try to download the videos via a Facebook downloader -  HD Video Converter Factory Pro. This method can not only help you solve Facebook audio not working issue, but also applies to other online video playing problems, such as fixing YouTube no sound problem, fix twitter videos not playing, google drive videos not playing.

In addition to downloading videos from Facebook or other 300+ websites, such as YouTube, Vevo and so forth, this software can also be used to convert videos to 500+ digital formats and devices, to edit your videos, and to reduce the size of your videos. Why not have a try?