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Details of the .dun file extension

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

  • What is the .dun file?
  • What program do I need to open a .dun file?
  • How can the .dun file be opened, edited or printed?
  • Where can I find the specifications for .dun?
  • Which MIME-type is associated with the .dun extension?
  • How can I convert .dun files to another format?
  • What are other, similar filename extensions to .dun?

We hope you find this page helpful and a valuable resource!

1 extension(s) and 0 alias(es) found in database

.dun file extension details

Dial Up Networking Exported Settings

Dial Up Networking Exported Settings .dun file icon
DUN file is a Dial Up Networking Exported Settings.
DUN format description not yet available
Application: Microsoft Windows
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
DUN aliases:
DUN related links:
DUN related extensions:

Other types of files may also use the .dun file extension.

.dun file extension error

The .dun file extension is often given incorrectly!

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

din, dkn, run, dub, dyn

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

C64 Fun Painter 2 Image
DataEase Installation Script
ONETEP Density Kernel
Sun Raster Image
Runscanner Scan Result
Tuningwrench Compressed Audio
Tinker Dynamics Computation Data
TAS Compiled Executable
open .dun file

Can't open a .dun 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 .dun file association, check the FAQ.

.dun file extension

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 .dun file extension, write to us!

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