There is an update pack available that upgrades version 6.2.0 of the codec pack to version 6.2.6. It contains newer versions of Media Player Classic and ffdshow.
Update packs for the K-Lite Codec Pack
KLCP gets updated frequently. However, there may be worthwhile updates to some of the included components in between the regular releases of KLCP. The update pack below can be used to keep your current installation up-to-date.
* Updated Media Player Classic Home Cinema to version 1.3.2189
* Updated ffdshow to revision 3521
Download Update packs of 6.2.6 for the K-Lite Codec Pack from here.
Or you can download any version from k-lite-codec-pack.com