Files with cnf file extension are commonly used for various network configuration files. These are text files editable in any text editor.

There are 4 other file types using
the CNF file extension!

cnf icon.cnf - Lotus 1-2-3 configuration data

empty icon.cnf - MySQL startup configuration file

empty icon.cnf - KiSS paper doll set file

empty icon.cnf - Origin configuration

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CNF file extension - Network configuration file

What is cnf file? How to open cnf files?

The cnf file extension is often used for configuration files for various network applications like Windows Telnet, Mac OS X Terminal to store network configuration including user name, password, server names etc.

For example Microsoft Windows uses .cnf files for storing configuration data for for speed dial of dial-up connection through modem to Internet.

Most cnf files are saved in simple text format and their content is viewable in text editor (Windows Notepad, Notepad++, TextEdit, gedit).

The default software associated to cnf file type:

Microsoft Windows icon

Microsoft Corporation logoMicrosoft Windows  Microsoft Windows software

Company or developer:
Microsoft Corporation

A family of operating systems developed by the Microsoft Corp. The first Windows was released in 1985 as a GUI add-on to MS-DOS.  MS-DOS based Windows versions were developed to 2000, when was released the last version called Windows ME. Windows based on NT core started in 1993. Windows NT family are developed to these days, the latest version is called Windows 10.

macOS icon

Apple, Inc. logomacOS  Apple macOS / Mac OS X software

Company or developer:
Apple, Inc.

macOS is Unix-based desktop operating system, a successor of Mac OS X system for MacBook-family, iMac, Mac Mini and Mac Pro computers, developed and sold by Apple, Inc.

macOS Sierra (10.12) is including various new features, like digital personal assistant called Siri, new Apple Pay service, iCloud drive, new Messages app, Apple File System a successor of HFS+ and many more.

Mac OS X icon

Apple, Inc. logoMac OS X  Apple macOS / Mac OS X software

Company or developer:
Apple, Inc.

OS X or Mac OS X is Unix-based operating system developed by Apple Inc. for Macintosh computers. It contains basic core applications for everyday use, such as Finder basic file manager, Safari for Internet browsing, QuickTime for video, iTunes for managing audio data and iPod, iOS devices management , iMessage instant messaging, Mail, Contacts, Calendar and many more.

The latest version 10.11 of OS X is called El Capitan. It is available to purchase on Mac App Store as well as is distributed with new Mac computers and notebooks. It includes features to improve the security, performance, design and usability.

OS X operating system was replaced by new macOS in 2016!

Help how to open CNF files:

Network configuration files are stored in simple text format and it is viewable in any text editor.

How to convert file with extension CNF:

Configuration files are not meant to be converted to anything else.

List of software applications associated to the .cnf file extension

Recommended software programs are sorted by OS platform (Windows, macOS, Linux etc.) and possible program actions
that can be done with the file
: like open cnf file, edit cnf file, convert cnf file, view cnf file, play cnf file etc. (if exist software for corresponding action in File-Extensions.org's database).

Hint:
Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is ableto perform the specified software action, such as opening, editing or converting cnf files.

  • Open cnf file
  • Edit cnf file
  • Settings cnf file

Software that open cnf file - Network configuration file

Click on the link to get more information about listed programs for open cnf file action.

Apple macOS / Mac OS X:

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