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Basic information about DCN file

When there is a problem with opening files with the file extension DCN（*.DCN or *.dcn）, you do not need a computer expert. In most cases, using the helpful suggestions of experts contained in our website as well as appropriate programs, you can solve the problem with the DCN file yourself.

There are 1 file types using the DCN file extension in our database. In the further part of this page, you will find detail information about all the DCN file with their brief description and a list of programs that support DCN file sorted by operating systems. The table below provides useful information about the DCN file extension. It answers questions such as:
  • What is the DCN file?
  • How to open a DCN file?
  • What programs do I need to open a DCN file?
  • What programs help to create and edit a DCN file?
  • How to convert DCN files to another file format?
  • How to convert another files to DCN file format?


1.Detail information about DCN file extension: Autodesk Depth Slope Definition

File type Autodesk Depth Slope Definition Category 3D Image Files
Developer Autodesk, Inc. File format N/A
Description DCN file is a Autodesk Depth Slope Definition developed by Autodesk, Inc.. DCN filename suffix is mostly used for Autodesk Depth Slope Definition files. Autodesk, Inc. defined the Autodesk Depth Slope Definition format standard. DCN files are supported by software applications available for devices running Windows. Files with DCN extension are categorized as 3D&CAD Files files. The 3D&CAD Files subset comprises 290 various file formats. The most popular software that supports DCN files is AutoCAD Civil.
Software programs that will open, edit or convert DCN files

Windows		 AutoCAD Civil



Can't open a DCN file?

When you click a file to open it, operating system examines the filename extension. If operating system recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When operating system does not recognize a filename extension, you receive the following message:

”Can't open this file: example.DCN”。

To open this file, you install one of the applications from the list of software programs that you found here, you should be able to open, edit or convert the file with the DCN extension without any issue.


Where I can download the application that support DCN file?

If you do not know where you can download the application from our list, click on the link (which is the name of the program), you will find more information there on the location where to download the required application. Most often they are the websites of software manufacturers.


How 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.


Can I change the extension of DCN 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/open the file. The problem is, changing the file extension does not change the file format. Select a software program from our list and install it on your computer. If the file has not opened correctly, you have to look for a different software program from our list. Sometimes you have to repeat the operation several times.


What else may cause problems width open a DCN file?

The reasons for the lack of the ability to open a DCN file on your computer may be at least several. The easiest thing is to find a suitable application installed on your computer, which will open a DCN file. If there is still something wrong, you might want to check:

  • Whether the DCN file is damaged.
  • Whether the DCN file is incorrectly linked in the registry entries.
  • Whether the DCN file extension has been accidentally removed from the Windows registry.
  • Whether the installation of an application that supports the DCN file format is incompletely.
  • Whether the DCN file is infected.
  • Whether the drivers of the equipment used for opening a DCN file are up to date.
  • Whether your computer has enough hardware resources to open a DCN file.

If the DCN file still not working with your software after eliminating the above shortcomings? That means that the problem is more complex and requires the help of a specialist.