A daily updated filename extension database!

123DX file extension

The table below provides useful information about the .123dx file extension. It answers questions such as:

  • What is the .123dx file?
  • What program do I need to open a .123dx file?
  • How can the .123dx file be opened, edited or printed?
  • How can I convert .123dx 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

✅ Autodesk 123D Design Model

Autodesk 123D Design Model .123dx file icon
123DX file is an Autodesk 123D Design Model. Autodesk 123D Design is a free, simple 3D creation and editing tool which supports many new 3D printers.
123DX format description not yet available
Category: Document files
Application: 123D Design
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
123DX aliases:
123DX related links:
123DX related extensions:

Other types of files may also use the .123dx file extension.

🔴 Can't open a .123dx 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 .123dx 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 .123dx file extension, write to us!

Browser: Abbreviation Application Archive Audio Configuration Data Development Disk Image Document Ebook Font Game Data GIS Graphic Malware Multimedia Other Project Scam Unknown Video
This page is available in the following languages: Český Deutsch English Español Suomi Français Magyar Italiano 日本語 Nederlands Norsk Português Român Русский Svensk 中文