It may happens that when you try to view a video on video sharing websites such as Youtube, DailyMotion ...etc, you get only the images and no audio.
Here's below is a simple manipulation that can help to solve this issue:
-Click on Start Menu
- Type: regedit
-Go to My Computer \ HKEY_LOCAL_MACHINE \ SOFTWARE \ Microsoft \ Windows NT \ CurrentVersion \ Drivers32
- In the right pane, right-click
- Select new
- Select value chain
- Type: wavemapper
- Double-click it
- Type: msacm32.drv
-Close the editor and open Youtube (no reboot needed).