Download Codec Codec Download Website
The Codec Sniper is a small but very powerful program which will fix any of your codec install problems. If you cannot find a codec due to corruption or any other error then this will correct the problem.
Tools
Q&A: DirectShow decoder not working have K-Lite Codec Pack
Question : DirectShow decoder not working have K-Lite Codec Pack. Hello, I just wanted to watch something in DivX, but I can only hear the sound track and the DirectShow decoder is missing. Then I Googled a bit and for many was the installation of the K-Lite Codec Pack solving it.
Codec Tweak Tool
The Codec Tweak Tool is a software tool used to fix any broken associations on your computer with regards to your codecs. The Codec Tweak Tool will fix most problems. The tool will scan your registry to detect and if needed remove broken references to codecs and filters