Filename Extensions
If you are seeking information about file extensions, then you are in the right place at right time.

Details of extension .dwn

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

Below, you can find answers to the following questions:

  • What is the .dwn file?
  • Which program can create the .dwn file?
  • Where can you find a description of the .dwn format?
  • What can convert .dwn files to a different format?
  • Which MIME-type is associated with the .dwn extension?
Cisco Router Firmware Update .dwn file icon

Cisco Router Firmware Update

DWN file is a Cisco Router Firmware Update. Cisco Systems develops, manufactures and sells networking hardware, telecommunications equipment and other high-technology services and products.
Detailed description not available
Category: Other files
Application: Cisco Routers
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Related extensions:
Cisco Router Unsigned Firmware Image

Other types of files may also use the .dwn file extension. If you have helpful information about .dwn extension, write to us!

Is it possible that the filename extension is misspelled?

We found the following similar extensions in our database:

Dynamic Submission Project File
Cifraweb Editor Notation Document
TAS Compiled Executable
Autodesk AutoCAD Drawing
SPECCTRA Design File
D-MAS Analysis Data
AutoCAD Electrical Project Terminal Numbering Data
Autodesk AutoCAD DWGLOG Log
Proteus Electronics Design

The .dwn filename extension is often given incorrectly!

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

dwj (12), cwn (1), wn (1), rwn (1), dwm (1), dwh (1), dwb (1), dsn (1), dn (1), dan (1), wwn (1), wdn (1), fwn (1), dwg (1), dw (1)

Can't open a .dwn file?

If you want to open a .dwn file on your computer, you just need to have the appropriate program installed. If the .dwn association isn't set correctly, you may receive the following error message:

Windows can't open this file:

File: example.dwn

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 2003/2008/2012/2016, Windows 7, Windows 8, Windows 10, Linux, FreeBSD, NetBSD, OpenBSD, Mac OS X, iOS, Android

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