A daily updated filename extension database!

A4M file extension

The table below provides useful information about the .a4m file extension. It answers questions such as:

  • What is the .a4m file?
  • What program do I need to open a .a4m file?
  • How can the .a4m file be opened, edited or printed?
  • How can I convert .a4m files to another format?

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

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

✅ Macromedia Authorware Macintosh File

A4M file is a Macromedia Authorware Macintosh file. Authorware is a visual authoring tool for creating rich-media e-learning applications for delivery on corporate networks, CD/DVD, and the Web.
A4M format description not yet available
Application: Adobe Authorware
Mime-type: application/x-authorware
Magic number: -
Magic string: -
Sample: -
A4M aliases:
a3m, a5m, a6m, a7m
A4M related links:
A4M related extensions:
Macromedia Authorware Source

Macromedia Authorware Windows File

Macromedia Authorware Packaged File without Runtime

Adobe Authorware Library

Macromedia Authorware Packaged Library

Macromedia Authorware Model

Adobe Authorware Map

Adobe Authorware Segment File

Adobe Authorware Binary Map

Adobe Authorware Cover File

Other types of files may also use the .a4m file extension.

🚫 The .a4m file extension is often given incorrectly!

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

a4l, aem, am, am4, arm, atm

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

GNU Automake Input File
Armadillo Protected File
Alphacam Router Param Macro
Alphacam Wire EDM Param Macro
Abyss Engine Mesh
STK Azimuth-Elevation Mask
Adobe Authorware Library
Alphacam Lathe Param Macro
RFM Atmospheric Profile Data
AutoPlay Media Studio 4 Project

🔴 Can't open a .a4m 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 .a4m file association, check the FAQ.

🔴 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 .a4m file extension, write to us!

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