Forum Discussion
Luocna
Jun 18, 2025Iron Contributor
How to convert mkv to mp4 without losing quality in windows 11?
Hi everyone! I’m not very tech-savvy, and I need some help converting an MKV video file to MP4 on Windows 11. From what I understand, MKV is a good format for quality, but some devices and apps (like...
WainkusRobert
Jun 18, 2025Iron Contributor
Hey! From my experience, converting MKV to MP4 without losing quality is usually pretty safe if you use the right tools and settings. Windows 11 itself doesn’t do the conversion natively, so you’ll need a good third-party app like or FFmpag.
- Now, the danger isn’t huge if you’re careful, but a few things to watch out for:
- Make sure you select the “same quality” or “lossless” options if available. Some MKV to MP4 converters default to compression or re-encoding that can lower quality.
- If your MKV already uses codecs compatible with MP4 (like H.264 or H.265), you can often do a “remux” instead of re-encoding, which is basically just changing the container and keeps the original quality.
- Just in case something goes sideways, keep the original MKV safe.
- Sometimes, if the original video has issues or unusual codecs, conversion might introduce glitches or artifacts.
In my own tinkering, I’ve found that using HandBreke with the “Passthrough” mode for video streams (if supported) minimizes quality loss, and it’s pretty straightforward. But if you’re just converting and want the best quality, the safest bet is to use a tool that allows you to remux instead of re-encode.