Opening M3URL Files

The M3URL file type is primarily associated with MP3 Playlist File.

M3URLFile Extension M3URL
File extension: M3URL
File type:  MP3 Playlist files

What is an M3URL file

M3URL files mostly belong to MP3 Playlist File. Used by Quicktime or Winamp.

How to open M3URL files

You need a suitable software like MP3 Playlist File to open an M3URL file. You need a suitable software like MP3 Playlist File to open an M3URL file. Without proper software you will receive a Windows message "How do you want to open this file?" or "Windows cannot open this file" or a similar Mac/iPhone/Android alert. If you cannot open your M3URL file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a M3URL file directly in the browser:. Just drag the file onto this browser window and drop it.

Online M3URL Text Viewer

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.M3URL File Won't Open? Here is What You Can Do

Because .M3URL files can originate from various applications, they aren't universally openable.

  1. Identify the Source: Files from a music producer or internet radio site are likely MP3 Playlist Files pointing to audio streams.
  2. Check the Header: Open the file in a text editor to inspect its opening lines.
    • #EXTM3U: Indicates a standard extended M3U audio playlist.
    • http://: Suggests a plain text list of streaming audio URLs.
  3. Use the Original Software: The original program is usually required; try VLC, Winamp, or Apple Music, and ask the sender if uncertain.
  4. Use this Webpage: Drag and drop the file into our viewer to detect the format, extract readable text/metadata, and preview when possible.

Technical Data for M3URL File Extension

Related files:
Related links:
Mime type:
audio/x-mpegurl

The following listing is compiled from the database produced by the 'Associate This!' program, selected data from the main FILExt database and file extension information submitted by users.

ProgramID: QuickTime.m3url, FileType: SMIL, AppName: QuickTime Player
EXEFile: QuickTimePlayer.exe

ProgramID: QuickTime.m3url, FileType: SMIL, AppName: QuickTime Player Application
EXEFile: QuickTimePlayer.exe

ProgramID: QuickTime.m3url
EXEFile: %ProgramFiles%\QUICKT~1\QuickTimePlayer.exe %1

ProgramID: QuickTime.m3url
EXEFile: %ProgramFiles%\QuickTime\QuickTimePlayer.exe

ProgramID: QuickTime.m3url
EXEFile: %ProgramFiles%\QuickTimePlayer.exe


an m3url MP3 Playlist file is a special file format and should only be edited and saved with the appropriate software.

How to solve problems with M3URL files

  • Associate the M3URL file extension with the correct application.
  • Update your software that should actually open MP3 Playlist files. Because only the current version supports the latest M3URL file format. Search, therefore, e.g. on the manufacturer website after an available MP3 Playlist File update.
  • To make sure that your M3URL file is not corrupted or virus-infected, get the file again and scan it with Google's virustotal.com.
  • Click here to open your .M3URL file online - secure, fast, and no downloads needed.
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M3URL file viewer M3URL file description