Facebook Cannot Play Video
Video Issue
If the lack of sound only takes place on one video on Facebook (various other videos on the site play without problems), check the quantity setting for the clip (hover the mouse cursor over the video to see the quantity control). If the volume is set appropriately, after that it's most likely that the file has been encoded or uploaded with no audio affixed. If the video is one of your personal uploads, check the resource file as well as attempt handling and also posting it again. If the video belongs to another person, talk to the user in question to see if the clip should have audio and to flag the trouble.
Facebook Issue
If the absence of sound only happens on Facebook videos (videos from other sites and also programs play without problems), examine the volume degree on the clips you're aiming to view (hover the mouse cursor over the video to raise the volume controls). Check the Facebook aid web pages to see if there are any kind of known problems the site is currently experiencing. Disable any Facebook-related expansions you have installed on your web browser (check your internet browser's documents for details on how you can do this) and after that log out and back in to Facebook to freshen a few of the website's setups. Clearing up your web browser's cache as well as cookies might additionally help to deal with the trouble.
Internet browser Trouble
If you're not getting sound in any type of video in your web browser, but listening to noise from video played from neighborhood desktop computer apps, your web browser software is likely to be to blame (you could conveniently test for this by attempting an alternative browser to see if the problem is cleared up). Check the internet browser's quantity level in the Windows Volume Mixer by clicking the audio speaker icon in the notification location of the desktop. Uninstalling as well as reinstalling the web browser, erasing its shop of momentary cached data and cookies, and also disabling internet browser expansions (particularly those relating to sound or video) might likewise aid restore the audio. Guarantee you are constantly running the most up to date variation of your browser and also any plugins operating on top of it.
System Problem
No volume from any kind of video on your system points to an issue with the operating system in its entirety, particularly the codecs mounted in addition to it. Even if the problem is limited to Facebook, a damaged Windows file could be responsible. Introduce the Windows Update element of Control Panel to ensure the most up to date updates have been downloaded and install and also mounted, and also set up the most recent chauffeurs for your sound card as well as motherboard (from the manufacturer's official web site). Inspect the quantity settings within Windows (through the speaker icon in the alert area) along with on any external speakers you have set up.