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The K-Lite Codec Pack is a collection of DirectShow filters, VFW/ACM codecs, and tools. This app is designed as a user-friendly solution for playing all your audio and movie files. With the K-Lite Codec Pack you should be able to play all the popular audio and video formats and even several less common formats. The intelligent installer automatically adapts itself based on your version of Windows. It also adapts itself based on what other codecs are already installed on your computer.