Adobe Media Encoder MKV Files

It is easy to use Adobe Media Encoder to convert MKV files to any format supported by Adobe Premiere Pro. We know that MKV format is not supported: I can suggest you to download Adobe Media Encoder, included in the Adobe package, to do the necessary conversion in a simple way.

Step-by-Step Guide to Converting MKV to MP4 With Adobe Media Encoder

Here’s a step-by-step guide on how to convert MKV files to MP4 using Adobe Media Encoder:

Step 1: Launch Adobe Media Encoder

Start by opening Adobe Media Encoder. If you don’t have it installed, you can download it from the Adobe website. Remember, it’s part of the Adobe Creative Cloud suite, so you’ll need a subscription to use it.

Step 2: Import MKV Files

Click on the “+” button in the queue panel to add the MKV file you want to convert. You can also drag and drop the file directly into the queue panel.

Step 3: Choose Output Format

In the “Format” column of the queue, click on the drop-down menu and select “H.264”. This is thecodec typically associated with MP4 files.

Step 4: Set Output Name and Destination

Click on the output file name (which by default will be the same as your input file name). This will open a dialog box where you can rename your output file and choose where you want to save it.

Step 5: Adjust Settings (Optional)

If you want to adjust the video settings, click on the “Preset” link in the queue. This will open the “Export Settings” dialog box. Here, you can adjust parameters like bitrate, frame rate, resolution, and more. If you’re not sure what to change, the default settings will typically give you a good result.

Step 6: Start the Conversion

Once you’re happy with your settings, click on the green play button at the top right of the queue panel to start the conversion. You can monitor the progress in the status column.

1Launch Adobe Media EncoderOpen the application on your computer.
2Import MKV FilesAdd the files you want to convert to the queue.
3Choose Output FormatSelect “H.264” from the format drop-down menu.
4Set Output Name and DestinationChoose what to name your output file and where to save it.
5Adjust Settings (Optional)Change video parameters if desired.
6Start the ConversionBegin the conversion process.

Troubleshooting Common Issues

While Adobe Media Encoder is a robust and reliable tool, you may encounter some issues during the conversion process. Here are some common problems and their solutions:

Issue: Adobe Media Encoder is not recognizing the MKV file.

Solution: Adobe Media Encoder doesn’t natively support MKV files. You may need to use a third-party tool to convert the MKV file to a format that Adobe Media Encoder can recognize, such as AVI or MOV.

Issue: The conversion process is very slow.

Solution: The conversion speed can depend on several factors, including the size of the MKV file, the settings you’ve chosen for the MP4 file, and the capabilities of your computer. If the process is slower than expected, try closing other applications to free up system resources.

Issue: The quality of the converted MP4 file is poor.

Solution: If you’re not happy with the quality of the converted file, you can try increasing the bitrate in the “Export Settings” dialog box. Be aware that this will also increase the file size.

Adobe Media Encoder is not recognizing the MKV file.Use a third-party tool to convert the MKV to a recognizable format.
The conversion process is very slow.Close other applications to free up system resources.
The quality of the converted MP4 file is poor.Increase the bitrate in the “Export Settings” dialog box.

Introduction to Adobe Media Encoder

Adobe Media Encoder is a standalone video encoding application that lets you encode audio and video in a variety of formats. It is designed to integrate with Adobe’s other applications such as Adobe Premiere Pro and Adobe After Effects.

Batch ProcessingAdobe Media Encoder allows you to process multiple files at once, saving you time if you have a lot of files to convert.
Background RenderingYou can continue working on other tasks while Adobe Media Encoder is processing your files.
Integration with Adobe SuiteAdobe Media Encoder integrates seamlessly with other Adobe applications, allowing you to send projects and sequences directly from these apps to the encoder.
Wide Range of FormatsAdobe Media Encoder supports a wide range of input and output formats, making it a versatile tool for video conversion.

Top Alternatives to Adobe Media Encoder

There are several alternatives to Adobe Media Encoder that can be used to convert MKV files to MP4. Here are some of the top options:


HandBrake is a free and open-source video transcoder that supports a wide range of formats, including MKV and MP4. It offers a range of features, including batch scanning and conversion, chapter markers, and advanced video filtering.

VLC Media Player

While primarily known as a media player, VLC also has powerful conversion capabilities. It supports a wide range of input and output formats, and its conversion process is straightforward and easy to understand.

Freemake Video Converter

Freemake Video Converter is a free video converter that supports over 500 video and audio formats. It offers a range of features, including batch conversion, subtitle editing, and the ability to add a menu to DVD and Blu-ray discs.


FFmpeg is a free and open-source project that produces libraries and programs for handling multimedia data. It’s a powerful tool that can convert, stream, and record audio and video in a wide range of formats.

HandBrakeA free and open-source video transcoder with a wide range of features.
VLC Media PlayerA media player with powerful conversion capabilities.
Freemake Video ConverterA free video converter that supports over 500 video and audio formats.
FFmpegA free and open-source project for handling multimedia data.

Comparison of Video Converters

Here’s a comparison of the video converters mentioned above:

Open SourceYesYesNoYes
Supported FormatsWide RangeWide RangeOver 500Wide Range
Batch ConversionYesNoYesYes
Advanced FeaturesYesYesYesYes

The chart above provides a visual comparison of the different video converters. While all four options are free, HandBrake, VLC, and FFmpeg are open source, meaning their source code is freely available for anyone to inspect, modify, and distribute. All four support a wide range of formats and offer advanced features, but only HandBrake, Freemake, and FFmpeg support batch conversion.

Understanding Video Formats: MKV and MP4

Before we delve into the conversion process, it’s important to understand the two video formats involved: MKV and MP4.

MKV (Matroska Video)

is a free and open multimedia container format that can hold an unlimited number of video, audio, picture, or subtitle tracks in one file. It is intended to serve as a universal format for storing common multimedia content, like movies or TV shows.

A container format is a type of file format that includes multiple types of data compressed by different codecs. These types of data can include video, audio, subtitles, and metadata such as title and author information. The container “contains” these various streams, usually in a way that allows them to be played back together in sync.

MKV, which stands for Matroska Video, is one such container. It can hold an unlimited number of video, audio, picture, or subtitle tracks in one file. This makes it a flexible and powerful format for multimedia content.

MP4 (MPEG-4)

Container FormatYesYes
Support for Multiple Audio and Subtitle TracksYesYes
Support for Chapter PointsYesLimited
Support for Menu NavigationYesNo

I have a complete Adobe Premiere Pro review where I analyze all the features of this product.

We discuss if Premiere Pro supports MKV files and how to handle MKV files via Encoder. Anyway, we consider that the industry standard is that you convert MKV to MP4 and stick to that container format.

Also, if MOV files are supported and how to override the MOV glitch.

We analyze the situation related to the lack of support inside Adobe Premiere Pro for WebM format files and why Adobe does not support it. While we do not recommend the WebM format at all, I explain how to overcome this issue with the FNord WebM free software. The recommended approach is to go into industry standards and convert WebM to MP4 to use it in Premiere Pro. A bit related to this is the question about how to handle the VP9 codec in Premiere Pro, as it s a problem for YouTubers who want to export video produced and rendered there.

As there is no lifetime license anymore available for the Adobe suite, we responded to the question in the comments´ section about why Adobe Premiere Pro is so expensive, and, in general, why digital video editing software is so expensive.

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