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M3U8 MP4
File conversion

Convert M3U8 to MP4

Verified by Adam B.· reviewed by FE Editorial ·updated Jul 14, 2026
QUICK ANSWER
Is it possible to convert M3U8 to MP4?
Yes - M3U8 converts to MP4.

Run ffmpeg -i URL -c copy output.mp4 to fetch all segments and package them into MP4 without re-encoding. yt-dlp is the simpler option for streams on known video platforms and picks the best quality variant automatically.

Also to MP4: AVCHD · USM · MXF

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Tested on macOS, Windows & Linux
Last verified Oct 2026

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Why convert M3U8 to MP4?

An .m3u8 (HLS manifest) lists dozens or hundreds of short .ts or .m4s segments on a streaming server - you cannot copy a single video file from it directly. MP4 is a self-contained ISO Base Media File Format container that plays on any device without a network connection. The typical use is saving a lecture, webinar, or broadcast replay for offline playback.

How to convert M3U8 to MP4

ffmpeg FREE

Run ffmpeg -i URL -c copy output.mp4; -c copy skips re-encoding so quality is fully preserved and the process is fast.

yt-dlp FREE

Run yt-dlp --merge-output-format mp4 URL to download and merge the stream; pass the page URL instead of the raw M3U8 URL for sites yt-dlp recognizes.

VLC media player FREE

Open the M3U8 URL via Media > Open Network Stream, click the arrow next to Play and choose Convert, select an MP4 profile, set a destination file, and click Start. VLC records in real time.

About these formats

.M3U8 UTF-8 M3U Playlist / HLS (HTTP Live Streaming) Playlist

An M3U8 file is a plain-text playlist that lists track paths or stream URLs - it holds no audio or video itself. Open it in VLC to play a local playlist or an HLS stream. To save a streamed…

Open .M3U8 details →
.MP4 MPEG-4 Part 14 Video File

An MP4 file is a video container (MPEG-4 Part 14, standardized 2003) that holds video, audio, subtitles, and chapters in one file. It plays on every phone, computer, browser, and smart TV…

Open .MP4 details →

Quality & what to watch

  • With -c copy in ffmpeg no re-encoding occurs - this is the fastest method and preserves original quality.
  • VLC records in real time: you must wait as long as the stream lasts; use ffmpeg or yt-dlp for speed.
  • A local .m3u8 listing only local file paths is not a video and cannot be merged into an MP4.

Frequently asked questions

Which tool should I use?
ffmpeg for control and speed; yt-dlp for streams on video platforms where it handles authentication and quality selection automatically.
Will the output MP4 be the same quality as the stream?
Yes, when using -c copy - no re-encoding occurs and the video and audio data are preserved as-is.
What if the M3U8 URL has expired tokens?
You need a fresh M3U8 URL from the browser's Network tab; token-signed segment URLs expire and cannot be reused.
What if I only have the M3U8 file, not the URL?
Pass the local file path to ffmpeg: ffmpeg -i path/to/index.m3u8 -c copy output.mp4; the segments must still be accessible on the network.