“Can I directly download YouTube video to MKV format? Or should I use YouTube to MKV converter to convert downloaded YouTube videos to MKV format? Please show me how to download YouTube videos to MKV format in detail.”

This guide is about YouTube to MKV conversion. It would show you how to download YouTube videos and then convert YouTube videos to MKV format in detail.

Part 1: How to Download YouTube Videos with YouTube Video Downloader

To download YouTube videos, we can make use of a third-party computer program to download YouTube videos to our computer. Here we use Leawo Video Downloader, which is claimed to be able to download videos and music from 1000+ Sites with 6X Faster Speed. As an online video downloader, this professional program is capable of downloading videos from a bunch of popular online video sharing websites like YouTube, Vimeo, Hulu, Dailymotion and Facebook, etc. The professional video downloader supports to output 720P, 1080P HD Videos. Leawo Video Downloader is efficient as well as user-friendly. It allows users to set the maximum download tasks, change the home page to whatever website as you like, delete browsing history easily and set directory for the downloaded videos.

If you are using Mac computer, you can switch to the Mac counterpart of Leawo Video Downloader. Download and install the right version of Leawo Video Downloader on your computer, and follow the guide below to download YouTube videos.

Step 1. Open Leawo Video Downloader
The program is included in a software bundle: Prof. Media. Kick off the bundle, and click the Video Downloader tab to open the downloader.

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Step 2: Open Video Link
When you enter the video downloader, the built-in web browser would open YouTube.com automatically by default. You can change it to other websites in the settings. You can directly watch video on YouTube or input/paste a new link in the address bar to open a new link. This YouTube downloader would detect all the downable video sources on the current page and provide you with the option to download them.

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Step 3: Download YouTube Videos
The downloadable video sources would be listed on the sidebar on the right. If you can’t find the sidebar, click the button in the middle of the scroll bar on the right to call it out. Click the Download button on the desired video source to download the video.

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Step 4: Manage Downloaded Videos
All the downloading tasks would be listed in the Downloading Tab, and when the downloads are finished, check them out in Downloaded Tab. If you want to go back to the video page, just click on the address bar.

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Part 2: How to Convert Downloaded Videos to MKV with Leawo Video Converter

The first professional MKV video converter I will introduce here is Leawo Video Converter. Having an easy-to-use interface, this video converter requires no expertise to operate video conversion, which means even software green hand can operate this video converter at great ease. Better than any other free MKV converter, Leawo Video Converter is able to convert video files at 6 times faster speed. The input and output support a great variety of formats such as Common Video (MP4, H.265 MP4, MKV, H.265 MKV, MOV, etc.), HD Video (HD MP4, HD AVI, HD TS, HD VOB, etc.), and 4K Video (4K MP4 and 4K MKV). At the same time, Leawo Video Converter supports audio input and output as well, including AAC, AC3, WAV, MP3, WMA, FLAC, etc. In other words, we can use Leawo Video Converter to extract audio file from video file, and to convert audio file from one format to another.

Not limited to Windows version, Leawo software team also develops the Mac counterpart of Leawo Video Converter for operating on Mac system. Download and install the right version of Leawo Video Converter based on the operating system on your computer. As the conversion process is nearly the same regardless of version of Leawo Video Converter, here we take Windows version of Leawo Video Converter as an example to convert downloaded videos to MKV.

Step 1. Import Source Downloaded Video File
Launch Leawo Video Converter, go to the “Convert” tab, and click “Add Video” button on the sub-menu to load the downloaded video file. Alternatively, you can directly drag and drop downloaded video file into the program interface. After video file is imported, you could play back source video file, select subtitles and audio tracks from source video file, add external subtitles to loaded video file, edit loaded video file, etc.

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Step 2. Set MKV as Output Format
Click the drop-down box named “MP4 Video” by default next to the “Add Photo” button. On the drop-down list, select “Change” option.

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Then on the popup Profile window, select “MKV” from “Format” column as output format. Please note that once you change the output format, the name of the drop-down box will change as well.

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Note: If you need, you could click the “Edit” button on the drop-down profile setting box to adjust video and audio parameters like video codec, aspect ratio, frame rate, resolution, audio codec, bit rate, channel, sample rate, etc. After editing job is done, click “OK” to return to the main interface.

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Step 3. Convert Video to MKV
Click the big green “Convert” button on the sub-menu bar next to the format setting drop-down box. Then, on the popup sidebar, set output directory. After setting output directory, click the “Convert” button right below. Leawo Video Converter would start to convert video to MKV immediately. After the conversion process is finished, you can find converted file in MKV format in the output folder you just set.

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Note: Leawo Video Converter is equipped with an internal video editor, which means you can edit video after you import source video files.

Part 3: How to Convert Downloaded Videos to MKV with Clone2Go Free Video Converter

Step 1. Add Source Downloaded Videos
Kick off Clone2Go Free Video Converter after installation, and click “Add Video” button at the top left sub-menu to choose and add source downloaded videos. Alternatively, you can click "File -> Add Video Files…" to load source video files.

Step 2. Set MKV as Output Video Format
Extend the "Profile" category to select MKV as output video format in order to convert it to MKV. If you want to customize the output video, you can click the "Video Options" and "Audio Options" buttons below the "Profile" category. There you can set video resolution, frame rate, bit rate, video codec, etc.

Step 3. Set Output Directory
Click the "Options" button on the main interface. In the "General" tab, you can specify the folder for the output file.

Step 4. Start to Convert Downloaded Videos to MKV
After all the steps above, click the "Start Encode" button to start to convert downloaded videos to MKV. After a while, you will get desired results.

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Part 4: How to Convert Downloaded Videos to MKV with Format Factory

The third converter we are going to talk about is to use Format Factory to convert video to MKV. Format Factory is a free and multifunctional media file conversion tool. It is able to convert video, audio, and picture files.

Step 1. Choose Video on the Interface of Format Factory
Go to the official website of Format Factory, and download and install Format Factory on your computer. Launch Format Factory to enter the program interface where you can see a list of options. Choose “Video” and you can see a list of output video format.

Step 2. Choose “-> MKV”
Choose “->MKV” to pop up a small window, where you need to click “Add File” to import your source video files.

Step 3. Adjust Output Setting
After the files are imported, you can adjust output setting by clicking “Output Setting” button at the top to pop up a small panel where you can set detailed video and audio parameters.

Step 4. Start Conversion Process
Before you start converting, you can choose the output folder at the bottom; and then you can click OK button at the top right to start conversion process from source video format to MKV video format.

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Part 5: How to Convert Downloaded Videos to MKV Online

In addition to computer program, we can try to convert downloaded videos to MKV online with online converter, such as FileZigZag, which supports thousands of types of unit conversions, making it easy for users to reach a one-stop shop without having to jump from one location to another. Here we convert downloaded videos to MKV with FileZigZag.

Step 1. Import Source Video File into FileZigZag
The interface of the web page is very simple. The first bar is for you to import file. Here, we choose to import the downloaded video files.

Step 2. Choose MKV as Output Video Format
Click the drop-down box under “Convert to”, and you need to select MKV as output video format.

Step 3. Input Your Email Address and Start to Convert
In the third bar, you need to input your email address, and then click “Convert” in the fourth bar. After a while, the converted result will be sent to your email box.

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