
If the location you downloaded the file did not contain a link to download the codec as well, see our codec definition for additional options. Essentially, they both need to speak the same "language" so they may communicate. However, the proper codec needs to be installed for the Media Player to read the movie. If only some movies you play do not get sound, it's likely you have a codec issue.

Make sure the Windows Media Player sound icon is not pressed in, as this button is used to mute the sound. If the slider is to the left, the volume is zero.

Moving the slider from the left to the right turns up the volume. Often, no sound in the Microsoft Windows Media Player may be corrected by adjusting the volume controls at the bottom of the program window. If you are not getting sound with any program, see: How to fix missing or lost sound in Windows. This page is for users experiencing issues with sound in Windows Media Player only.
