>> 3X file

3X file format description

Many people share .3x files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .3x file can be edited, converted or printed with. On this page, we try to provide assistance for handling .3x files.

1 filename extension(s) found in our database.

.3x - Advent 3B2 Document Entity

The 3X data files are related to Advent 3B2. The 3X file is an Advent 3B2 Document Entity. Advent 3B2 (Arbortext Advanced Print Publisher) is a commercial typesetting software application sold by Parametric Technology Corporation.

Advent 3B2
Data files
- / -
Advent 3B2 Document Entity related extensions:
Ribbons Color Mapping Data
Case CATalyst Steno X-Ray2 Data
Maestro Compressed Molecular Model
PocketAI AI Decision Tree Data
DB-MAIN Reserved Names Data
Libronix DLS PDF Resource Data

Naturally, other applications may also use the .3x file extension. Even harmful programs can create .3x files. Be especially cautious with .3x files coming from an unknown source!

Can't open a .3x 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 can't open this file:


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 one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

The .3x file extension is often given incorrectly!

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

3d, 3s, ex, rx, wx

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

CAD-3D Model
Cadwork 3D Drawing
MS Flight Simulator Weather File
Advent 3B2 Paragraph Styles
Wanam Xposed Backup File
Euphoria Source Code

Operating systems currently supports the following operating systems:

Windows XP/Vista, Windows 7/8, Windows 10, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, Mac OS X, iOS, Android

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If you have useful information about the .3x file format, then write to us!