File Extension Library


.CFN File Extension

  • Developer by: invers Software
  • Category: Font and typeface Files

What are .CFN files and how to open them?

Can't open .CFN file? Are you wondering what it contains? On our site we will explain to you what this file is, what it is used for and what software opens the .CFN file.

What is a .CFN file extension?

.CFN file extension is created by invers Software. .CFN has been classified as Font and typeface Files.

.CFN is Calamus font data file

The cfn file extension is related to Calamus SL layout system, which is developed by Invers Software company. The cfn extension file is used for files that contain font data.


How to open:

This file type is not meant to be opened directly, there is no software that could open and work with it directly, or there is no information available in public sources about opening this file type. This is usually the case of some internal data files, caches, temporary files etc.

How to convert:

As far as we know, this .cfn file type can't be converted to any other file format. This is usually the case of system, configuration, temporary, or data files containing data exclusive to only one software and used for its own purposes. Also some proprietary or closed file formats cannot be converted to more common file types in order to protect the intellectual property of the developer, which is for example the case of some DRM-protected multimedia files.

How to fix problems with .CFN files

  1. You need to update the application that you normally use to open .CFN files. Only the latest version of the software supports the current .CFN file format
  2. You need to check the .CFN file for viruses. To do this, you need to scan it with a popular antivirus (Norton, Nod32, Kaspersky, Dr.Web, etc.)