(Free) Download MKV Codecs for Windows Media Player

Codec is a software that encodes and decodes multimedia files. Media players require corresponding codecs to play a certain format.

Since MKV can contain different video and audio codecs such as HEVC, AV1, VP9, H.264, MPEG-4, DTS, AC3, etc., you can check the codecs of your MKV videos and install the missing MKV codecs for Windows Media Player to enable MKV playback. However, we prefer downloading codec packs, which usually provide all the common codecs required for MKV playback. Below are the 4 best free MKV codec packs. Read on to learn more.

You can add MKV codecs to Windows Media Player from the codec packs below. Once the codec pack is installed, you can open an MKV file in Windows Media Player and see if it plays normally.

K-Lite Codec Pack is a well-known codec pack that contains all the codecs required for common video playback. It comes in four variants – Basic, Standard, Full and Mega. For average users, it is recommended to use standard K-Lite as it contains all the basic codecs for MKV as well as the free media player MPC-HC, which can be used as a secondary media player if Windows Media Player cannot open some MKV files.

How to Download MKV Codecs from K-Lite Codec Pack?

1. Go to https://codecguide.com/download_kl.htm and download the Standard K-Lite Codec Pack.

2. Click the downloaded .exe file to run the installer.

3. Select the Normal installation mode.

4. Choose Windows Media Player as the preferred video and audio player.

5. Click Next in the following prompts.

6. Complete the installation.

Media Player Codec Pack can install major multimedia codecs, filters, plug-ins and splitters for your media player to play a variety of media files. The MKV decoder it provides can be used to decode and play MKV files efficiently. Like K-Lite Codec Pack, this program also comes in three versions, with Standard Codec Pack recommended for regular users.

How to Download MKV Codecs from Media Player Codec Pack?

1. Go to https://www.mediaplayercodecpack.com/standard/ and download Media Player Codec Pack for your Windows.

2. Click the downloaded .exe file to run the installer.

3. Choose the Easy Installation mode and click Next.

4. Follow the prompts to finish the setup. Note that there may be adware during the setup process. Make sure that you decline the adware to avoid any risks.

The Combined Community Codec Pack (CCCP) also provides a useful set of codecs for playing common and uncommon media files such as MKV, MOV, MP4, MTS and various other video files. It is recommended that you use CCCP with the 321 Media Player Classic that comes with it so that it can play some media files that cannot be played in Windows Media Player.

How to Download MKV Codecs from CCCP?

1. Go to https://download.cnet.com/Combined-Community-Codec-Pack/3000-2139_4-10966585.html and download the CCCP.

2. Click the downloaded .exe file to run the installer.

3. Click Next.

4. Choose an installation directory and click Next.

5. Select components to be installed. By default, an additional media player MPC-HC is selected. If you don’t like the media player, you can uncheck the option and click Next to continue.

6. Keep the default settings and finish the installation.

Matroska Pack Full includes a large collection of audio and video codecs such as Haali Media Splitter, MatroskaMuxer, Matroska Shell Extension, VSFilter, MPEG2 Decoder, MatroskaDiag, and more for easy playback of Matroska files and other media files. By downloading this pack, you can also enable Windows Media Player to play MKV files.

How to Download MKV Codecs from Matroska Pack Full?

1. Go to http://www.softsea.com/review/Matroska-Pack-Full.html and download Matroska Pack Full.

2. Unzip the file and run the installer.

3. Select the installation directory and click Next.

4. Click Install to finish the setup.

In addition to downloading the MKV codec for Windows Media Player, there are other ways to play MKV on Windows:

Converting video file types always helps when you encounter unsupported video files. You can try using a simple video converter such as WonderFox Free HD Video Converter Factory to convert MKV to a Windows supported format. Follow these steps:

Step 1. Download and install Download and install WonderFox Free HD Video Converter Factory on your PC.

Step 2. Open the software and click Converter. Then drag and drop your MKV file into the Converter.

Step 3. Unfold the output format page on the right and select a Windows Media Player compatible format such as MP4, WMV, or H264. If you are using Windows Media Player 12 or Windows 11 Media Player, you can also keep the MKV format and then change the MKV codecs in Parameter settings.

Step 4. Click Run to start the conversion.

The latest version of Windows Media Player (Windows Media Player 12) supports MKV files encoded with H.264 and MPEG-4. You can update Windows Media Player to the latest version to enable MKV playback by following these steps:

Step 1. Click the Start button on your Windows desktop. Then type features and select Turn Windows features on or off.

Step 2. Unfold Media Features and uncheck the box before Windows Media Player.

Step 3. Click OK and restart your PC to remove your current version of Windows Media Player.

Step 4. Next, repeat step 1.

Step 5. Navigate to Media Features and then check Windows Media Player.

Step 6. Click OK and then restart your PC to install the latest version of Windows Media Player.

NOTE: MKV files encoded with other codecs such as HEVC and AV1 still require the corresponding MKV codecs to be installed.

Windows Media Player isn't the only program that plays MKV files. Many excellent MKV players can help you play MKV files on Windows without downloading additional MKV codecs. Here are some of the best MKV players you can try:

• VLC media player

• PotPlayer

• KMPlayer

• Media Player Classic

It's common for Windows Media Player to fail to play MKV files. Fortunately, you can install the MKV codec for Windows Media Player to enable MKV video playback. In addition, you can convert MKV to Windows Media Player compatible format, upgrade Windows Media Player, and use third-party media players to play MKV files. I hope this article was helpful. Thank you for reading till the end. Have a wonderful day!

You can add MKV codecs (such as HEVC, VP9, and AV1) to Windows Media Player from the Microsoft Store. But if you don’t know what MKV codec you need, you can download the MKV Codec Pack, such as K-Lite Codec Pack, Media Player Codec Pack, etc., for Windows Media Player.

Windows Media Player does not natively support MKV files, you need to install the MKV codec to play MKV files.

Note: Windows Media Player 12 and Windows 11 Media Player added support for the MKV format, but additional MKV codecs are required to play some MKV files.

VLC media player is considered the best MKV player on Windows and it can play MKV files easily. Other free and excellent MKV file players include Windows Media Player, Media Player Classic, MPlayer, and more.