Sometimes, for no reason that I can discern* I'll discover that, despite my speaker icon in the system tray showing, say 80% volume, and my speakers being on, there is no sound. Then I freak out and ...

It is the very first thing you must do to resolve this problem on your computer. This solution works in the following situations: When you try to update the corresponding driver. If you have recently ...

Device Manager allows you to show or hide various devices according to your requirements. On the other hand, it hides a few devices at times when that is not in use ...