A daily updated filename extension database!

AX file extension

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

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

Table of Contents

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

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

✅ DirectShow Filter Plugin

AX file is a DirectShow Filter Plugin (Codec). DShow filter is a DLL with extension AX. DirectShow is a multimedia framework and API produced by Microsoft for software developers to perform various operations with media files.
Application: Windows Media Player
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
AX aliases:
AX related links:
AX related extensions:
Microsoft Audio Compression Manager Codec

Control Panel Item

Windows Dynamic Linked Llibrary

Windows Device Driver

Visual C++ Import Library

Sybase PowerBuilder Runtime Library

PostScript Printer Description

Visual C++ TLI Header

Visual C++ TLH Header

Microsoft Resource Library

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

🚫 The .ax file extension is often given incorrectly!

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

aa, ac, ad, as, az, qx, wx, xa, xx, zx

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

GNU Autoconf Input File
CaseWare Working Papers Client File
MS Flight Simulator Weather File
Audible Audiobook
Chiron NRG Exported Dictionary
Ski Stunt Simulator Animation
KGB ZX Spectrum Emulator Snapshot
Quexal Source Code
Xxencoded Data
Quex Input File

🔴 Can't open a .ax 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 .ax 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 .ax file extension, write to us!

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