What Is Wrong If I Have Video on Facebook but No Sound?
What Is Wrong If I Have Video on Facebook but No Sound?. As with many computer problems, a lack of sound on a Facebook video can be caused by many different factors. By identifying where exactly the problem lies you can more easily come up with a fix -- playing other videos on Facebook, videos on different websites ...
If the lack of sound only occurs on Facebook videos (videos from other sites and programs play without problems), check the volume level on the clips you're trying ...