MKV WMV
Free online converter

Convert MKV to WMV

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MKV to WMV converterFREE

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Tested on macOS, Windows & Linux
Last verified Nov 2026

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How to convert MKV to WMV

  1. Add your .MKV file - drop it in the box above or click to browse.
  2. Convert it to .WMV in a few seconds.
  3. Download your new .WMV file.

What to expect

  • WMV holds only one video and one audio stream - all extra audio tracks, subtitle tracks, and chapters from the MKV are discarded.
  • Re-encoding is mandatory; there is no lossless stream-copy path from MKV to WMV, so some quality loss always occurs.
  • WMV is less efficient than H.264, so matching the original visual quality typically produces a larger file.

Frequently asked questions

Does converting MKV to WMV lose quality?
Yes - re-encoding always introduces some loss. Use a higher bitrate (e.g. -b:v 4000k for 1080p) to keep it minimal.
Will my subtitles be kept?
No, WMV does not support subtitle tracks; burn them into the video during encoding with FFmpeg's -vf subtitles=input.mkv filter if you need them visible.
Can I convert MKV to WMV on a Mac?
Yes - install FFmpeg via Homebrew (brew install ffmpeg) and run the same command, or use VLC for macOS.
Which WMV version should I use - WMV8 or WMV9?
Use WMV9 (wmv3 in FFmpeg) for better compression; choose WMV8 (wmv2) only if your target device specifically requires it.