How to Embed Subtitles into MKV Files? (Free Way)

If you have downloaded an MKV movie file without subtitles from the internet, the video or movie may be very difficult to understand, especially if it is in a foreign language. In this case, you may need to embed subtitles in the downloaded MKV video to help you understand the video and movie better.

What's more, subtitles can transform your viewing experience, making videos easier to understand and enjoy, especially when you're watching a foreign language movie or need to understand dialogue clearly.

While MKV is a very versatile format, it sometimes lacks built-in subtitles. This is where third-party subtitles in SRT or other formats can come into play.

In fact, attaching subtitles to MKV files is not as difficult as you think if you find the right tool to help you do it. This article will recommend apps and subtitle websites to help you add subtitles to MKV videos.

The easiest tool to insert subtitles into MKV files

Although there is many software that support embedding subtitles in MKV, many of them are slow and the output quality is not very satisfactory. Well, WonderFox DVD Video Converter is a professional tool that allows you to embed subtitles into MKV files in an efficient manner. This software is more than just a video converter, it has many features as follows, adding *.srt, *.ass and *.ssa subtitles to any video file is just one of its cool features. Therefore, you can use it as an MKV subtitle converter to help you merge subtitles with MKV files easily.

Normally, it’s a paid program that costs $34.95, Luckily, the vendor has created a FREE version just for our readers. You can activate the program using the license code provided on the offer page to insert subtitles into MKV files. Please do it before May 30.

Step 1. Import MKV video.

After installing and running WonderFox DVD Video Converter, you can import MKV files into the program by directly dragging or clicking the "Add Files" button to find and load the MKV files.

Note: Make sure the subtitles and video have the same name and they are saved in the same file.

Step 2. Add subtitles

To add your favorite subtitles, just click on "Subtitles" and then click on the "Add Subtitles" tab to browse and import the *.srt, *.ass, *.ssa subtitle files you want to embed. Afterwards, you can preview the subtitle effect to make sure everything is working properly.

Additionally, you can add watermarks, remove black bars from your video, apply effects, and crop and trim MKV files in the video editing window.

Step 3. Start adding subtitles to .mkv

Before conversion, click the "Output Format" bar and keep the MKV format. Alternatively, you can directly select a device to save the MP4 video with subtitles and play it on that device (e.g. iPhone, iPad, Galaxy Tab, PS Vita, etc.). Then click the "Run" button and now you have completed all the steps to attach subtitles to MKV video.

You are done. With WonderFox DVD Video Converter, you can easily add subtitles to MKV videos for playback on your computer, TV, or other devices.

Final words

As you can see, embedding subtitles into an MKV file is not complicated. By taking advantage of the easy-to-use tools and clear methods mentioned above, you can get the job done seamlessly, whether you prefer soft subtitles or hard-coded subtitles. I hope you find this comprehensive guide helpful, and we look forward to sharing it with others who need it.