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Details of the .mu3 file extension

The table below provides useful information about the .mu3 file extension. It answers questions such as:

  • What is the .mu3 file?
  • What program do I need to open a .mu3 file?
  • How can the .mu3 file be opened, edited or printed?
  • Where can I find the specifications for .mu3?
  • Which MIME-type is associated with the .mu3 extension?
  • How can I convert .mu3 files to another format?
  • What are other, similar filename extensions to .mu3?

We hope you find this page helpful and a valuable resource!

1 extension(s) and 0 alias(es) found in database

.mu3 file extension details

Myriad Packed Musical Score

Myriad Packed Musical Score .mu3 file icon
MU3 file is a Myriad Packed Musical Score.
Category: Audio files
Application: Melody Assistant
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
MU3 aliases:
MU3 related links:
MU3 related extensions:

Other types of files may also use the .mu3 file extension.

.mu3 file extension error

The .mu3 file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

mu, m3u, m3, nu3, um3, mur, mj3

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

MuPAD Source Code
M3U Playlist File
Modula-3 Source Code
open .mu3 file

Can't open a .mu3 file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows cannot open this file:


To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .mu3 file association, check the FAQ.

.mu3 file extension

Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .mu3 file extension, write to us!

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