There is an update pack available that upgrades version 7.1.0 of the codec pack to version 7.1.5. It contains updates for Media Player Classic, ffdshow, Lagarith, MediaInfo, and the Codec Tweak Tool.
Update packs for the K-Lite Codec Pack
KLCP gets updated frequently. However, there may be worthwhile updates to some of the included [...]

Click here to read more from Download K-Lite Mega Codec Pack