How To Fix Problems With Quicktime Mac MKV Codec?

This article is intended to help you if you receive a Quicktime Mac mkv codec error code.

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    According to Wikipedia, QuickTime supports Apple ProRes, MPEG4, H.264, MOV, AIFF, WAV, DV-DIF, MP3, and more. It doesn’t support MKV at all, although the MKV file format has relatively high compatibility. To play MKV in QuickTime, you need to convert MKV to QuickTime MOV. QuickTime X cannot natively handle MKV files.

    Can you play MKV on Mac?

    But don’t worry, MKV catalogs are easy to read on Mac, all you have to do is access a free app or codec that supports high quality online video playback.

    The Matroska format, formerly known as the MKV file format, is generally outdated for playing high-quality movies and HD video at 720p or 1080p. However, Mac users cannot directly play MKV video files. This is because Mac QuickTime Player does not support MKV file format and they are codecs.

    To solve this problem, here are the people who use different methods to play MKV files on Mac:

    1. Use the QuickTime plugin to play Mac-themed MKV files
    2. Switch to another TV
    3. Use the player
    4. Stellar Video Converter to play MKV videos

    5. Play MKV Files on Mac with Handbrake

    What If You Need To Play MKV Files On Mac?

    How can I play MKV files on Mac QuickTime?

    If you want toto play MKV video in QuickTime Player on Mac, install Perian plugin. However, it is recommended that you use a different Mac-supported newspaper player because the QuickTime plugin takes longer to output high quality video. Another viable option is to convert the MKV file back to any other format supported by macOS.

    1. Use е Plugin QuickTime To Play MKV Files On Mac

    Perian, a QuickTime plugin, can help you play MKV video files on Mac. Perian is a free and open source WordPress tool for QuickTime Player installed by default. It works automatically in QuickTime if set to high on Mac. Supports Perian QuickTime 7.6.6 only.

    Note. Perian support and updates have been discontinued by the developer. However, the WordPress tool can still be used to play MKV and other formats not supported by QuickTime Player.

    You can download Perian from http://www.perian.org/. After downloading and configuring the plugin, restart your working computer and play MKV files.

    Note. Although Perian MKV formats play in QuickTime, sending the file to the player is slow.

    Are you getting an error when setting up Boost on a Perian Mac?

    How do I convert MKV to MOV on Mac for free?

    Step 1. Download Stellar Converter for Audio Video and manage it on your PC or Mac. Step 2: Click “Add File” to add one or more instructional MKV video files. Step 3: Click Output Format in the upper right corner. Step 4: Click the “Default Settings” tab and get the MOV format type.

    During installation, the plugin is launched, and you get the main error message – “Perian cannot be opened just because it is from an unknown developer”, temporarily disable the protectionthe cover of the Mac “. s GateKeeper.

    • OpenSystem settings in the Apple menu.
    • Click Security & Privacy.
    • Go to Allow apps purchased from and click Open Anyway.

    2. Switch To Another Media Player

    Since it takes a few minutes to load videos to QuickTime using Perian, an alternative media player is considered the preferred solution for playing MKV files on your Mac.

    You have the option to play MKV videos in other players that support your macOS.

    The best MKV player for Mac is often the open source VLC media player. You will also frequently try MPlayerX, Elmedia Player, 5K Player, XBMC Player, etc.

    3. Use Stellar Video Converter To Play MKV Videos

    Convert MKV videos to full formats like MP4 and MOV supported by QuickTime Player. You can use Converter stellar to output audio video to convert MKV music to MP4, MOV, M4V and other formats that can be played on Mac systems. The software is believed to help securely download and maintainAdjust the quality of the original videos after conversion.

    How do I convert MKV files on Mac?

    Step 1 Add MKV files to the program. Also download Cisdem Video Converter on Mac.Step 2 Choose MP4 as output files. Click the format icon and select the target MP4 format.Step 3 edit MKV files if you really want (optional)Step 4: Convert MKV to MP4 Mac.

    Download the platforms to your Mac and go through the following three-step conversion process:

    1. Select “Add File”: Add the MKV video whose personal recordings you want to convert.

    2. Select format: output. Select your computer hard drive and video resolution / bit rate based on capacity.

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  • 1. Download and install ASR Pro
  • 2. Launch the program and follow the on-screen instructions
  • 3. Reboot your computer for the changes to take effect

  • 3. Select “Convert”: in the dialog box, select the center of the path where you want to save the converted files and click “Save”.

    4. Play MKV Files On Mac With Handbrake

    Handbrake is an open source application that converts MKV songs to MP4 format. You can easily convert MKV file using Handbrake and play the converted video on another QuickTime or media player using Mac.

    Still unable to play MKV content on Mac? Your video may be corrupted
    quicktime mac mkv codec

    If converting to video format or to another multimedia device does not help, it is most likely that your online MKV video file is corrupted. You need video support and repair software such as Stellar Repair for Video to make it real.

    This DIY software

    repairs corrupted video clips that cannot be played on most media players. The recovery process is always simple – add a file, select it, then select “Recover”, “Preview and Save”. You can fix multiple videos at once.


    If you want to play mkv videos in QuickTime Player on Mac, install the Perian plugin. However, it is recommended to use a different media player from a supported Mac as the QuickTime plugin takes longer to record high quality videos.

    Another viable option is usually to convert the MKV file to another to help you with the format that macOS supports. Use any Handbrake to Video Stellar Converter. Handbrake can only convert and format MKV files to MP4. Stellar Video Converter never converts to MP4 only, but also to other formats like MOV, MPEG, AVI, FLV, etc.

    quicktime mac mkv codec

    P Stellar Converter’s software allows you to better control the quality of the output video. You can also optimize MKV videos for TV, PC, Mac, Android phone, iPhone and other devices. It is available for a free trial to help you test its effectiveness.

    Download this software now to fix your PC and increase its security.

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