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Download K-Lite Codec Pack Mega

The Mega variant is the biggest of the four variants of the codec pack. It contains several additional components compared to the Standard and Full variant. Most importantly, ACM/VFW codecs that can be used for video encoding/editing.

More information about this variant of the codec pack can be found on the contents and changelog pages.

Detailed differences between the four variants of the codec pack can be found on the comparison of abilities and comparison of contents pages.

Version 12.3.5 Mega ~ 39.9 MB ~ August 15th 2016

  • Updated MadVR to version 0.90.24
  • Small tweaks for Windows 10 build 14393


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Filename: K-Lite_Codec_Pack_1235_Mega.exe
Size: 40931 KB
MD5: fed27f907dd140a0dea8a919cacf0b92
SHA256: f6c827254e7e2faf0b31e7d1ca65c4f58bcf7cdd60985a364a8e1a17fb770f83

Genuine K-Lite files always have the exact same filename, size and hashes as indicated above. Do not install downloaded files that have different values.

Recommended: Click here to fix Windows errors and optimize system performance


Since version 10.0.0 this package contains both 32-bit and 64-bit codecs. It is no longer necessary to install 64-bit codecs separately.

Old versions

Download links for old versions of the K-Lite Codec Pack can be found HERE.