Windows 7 operating system comes pre-loaded with number of additional codecs to playback different audio and video format files. However, this is not enough to play every audio / video file you bump into. Windows 7 Codec pack comes handy in this regard.
This package installs number of audio and video codecs on the Windows 7 powered system allowing you to play almost any type of audio, video file. Besides installing, this package also uninstalls / removes selected codecs to prevent any compatibility issues. Also, you can selectively remove part of codec package that is not required. Download windows 7 Codec pack