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>> 3DO file

3DO file format description

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

1 filename extension(s) found in our database.

.3do - Total Annihilation 3D Object

3DO file is a Total Annihilation 3D Object. Total Annihilation is a real-time strategy video game created by Cavedog Entertainment.

.3do file format description:
3DO format description not yet available
Total Annihilation
Game Data files
- / -
Total Annihilation 3D Object related links:
Total Annihilation 3D Object related extensions:
Total Annihilation Main Unit Definition
Total Annihilation Texture
Total Annihilation Data

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

Can't open a .3do 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 .3do file extension is often given incorrectly!

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

3d, rdo, do, 3dl, wdo, edo, 3dp

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

CAD-3D Model
Oracle Database Redo Log
LightConverse 3D Scene
Xerox Raster Document Object
Serif 3DPlus Project
WinDev Component List

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