Details of extension .123dx

On this page, we're going to take a closer look at the .123dx file extension, which is related to Autodesk 123D Design Model. We'll explain what exactly a .123dx fileformat is and how you can use it. If you're interested in learning more details about this type of file, we'll show you where to find them. And if you ever need to convert .123dx files into different formats, we'll give you some tips on how to do that too. Let's see the file format associated with this file extension!

Contents

• Autodesk 123D Design Model

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Autodesk 123D Design Model

The 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.

Category: Document files

Application: 123D Design

Program name: -

Mime-type: application/octet-stream

Magic bytes (HEX): -

Magic string (ASCII): -

Aliases:

-

Related extensions:

.123d Autodesk 123D Drawing

.123c Autodesk 123C Drawing

.3dt 3D Topicscape Document

.a2l ASAP2 ECU Description

Links:

-

The .123dx file extension might not only belong to a single type of file, there could be various kinds that use it. Keep in mind that files with the .123dx extension may contain various content types. If you have helpful information about this extension, write to us!

The .123dx extension is frequently misused

People sometimes confuse the .123dx filename extension. Based on the searches on our site, here are the most common misspellings from the past year.

Having trouble opening a .123dx file?

If you want to open a .123dx file on your computer, you just need to have the appropriate program installed. Incorrect settings for the .123dx association can trigger this error.

Windows can't open this file:

File: example.123dx

To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select from a list of programs that are installed on your computer.

To change file associations:

• Right-click a file with the extension whose association you want to change, and then click Open With.
• In the Open With dialog box, click the program whith which you want the file to open, or click Browse to locate the program that you want.
• Select the Always use the selected program to open this kind of file check box.

Supported operating systems

Windows Server 2016/2019/2022, Windows 7, Windows 8, Windows 10, Windows 11, Linux, Mac OS X, macOS, iOS, Android