>> 3DK file

3DK file format description

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

1 filename extension(s) found in our database.

.3dk - OS/2 Floppy Disk Image

The 3DK disk image files are related to OS/2 Warp. The 3DK file is an OS/2 Floppy Disk Image. OS/2 is a series of computer operating systems, initially created by Microsoft and IBM, then later developed by IBM exclusively. The OS/2 Warp seems to be no longer supported.

OS/2 Warp
Disk Image files
- / -
OS/2 Floppy Disk Image related extensions:
Xbox One Virtual Disk
exFAT Filesystem Image
Steganos Safe Disk Encryption Data
Ensoniq ASR Disk Image
General Disk Image
Prassi Primo DVD Image

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

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

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

3d, 3dj, 3dl, 3dm, 3do, 3fk, 3k, dk, edk, rdk, wdk

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

OpenNURBS 3D Model
CAD-3D Model
Cadwork 3D Drawing
BlackBerry RIM Development Key
Advent 3B2 Keyboard Definition Data
Advent 3B2 Document

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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