MP4 works well with almost all video players, but when I wanted better subtitle support and higher-quality playback, I chose to convert MP4 to MKV. After trying several tools, I found MiniTool Video Converter to be one of the easiest and most reliable MP4 to MKV converters. Let’s see how it works!
How to Convert MP4 to MKV with MiniTool Video Converter
As a video converter, MiniTool Video Converter is powerful, allowing you to convert videos from and to any popular format, including MKV, WMV, MP4, MOV, AVI, MP3, and M4A.
Follow the step-by-step guide on how to convert MP4 to MKV free:
- Install MiniTool Video Converter.
- Upload MP4 file.
- Select MKV as the output format.
- Start converting.
- Locate the MKV file.
Here is a guide on how to convert MP4 to MKV with MiniTool Video Converter.
Step 1. Download and Install MiniTool Video Converter.
Get the installer and then double-click on it to start installing this video converter. After installing the software on the computer, run it to get the main user interface.
MiniTool Video ConverterClick to Download100%Clean & Safe
Step 2. Add MP4 File to MiniTool Video Converter.
Click Add Files and add the MP4 files that you want to convert.

Step 3. Select MKV as the Output Format.
Rename the output file if needed, then click the Output box to choose a save location.

Next, click on Convert all files to. In the pop-up window, switch to the Video tab, choose MKV, and choose the desired video quality.

Step 4. Start Converting MP4 to MKV.
Click the Convert button to start the MP4 to MKV conversion.

Step 5: Locate the MKV File.
Once conversion is done, find the completed task under the Completed tab, and locate the MKV file by pressing the folder icon, click the play icon to check the video, or click the more icon and compress the video further.

Here are other features of MiniTool Video Converter:
- It’s 100% free and safe, with no ads, bundles, or watermarks.
- It supports over 30 formats.
- It can batch convert multiple files simultaneously.
- It can process video conversions in minutes.
- It lets you resize videos for Instagram, Vimeo, Facebook, and YouTube.
Conclusion
Converting MP4 to MKV is simple with MiniTool Video Converter. With fast conversion speed, broad format support, and an easy-to-use interface, it is a reliable choice for converting videos without quality loss.
If you have any questions when using MiniTool Video Converter, please contact [email protected].
MP4 to MKV FAQ
2. Upload the MKV file and choose the MP4 as the output format.
3. Then convert MKV to MP4.
4. Later download the converted file to your computer.
2. Load the MKV file you want to compress.
3. Save the compressed MKV file from the web.


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