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Basic information about CNF file

When there is a problem with opening files with the file extension CNF(*.CNF or *.cnf), 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 CNF file yourself.

There are 6 file types using the CNF file extension in our database. In the further part of this page, you will find detail information about all the CNF file with their brief description and a list of programs that support CNF file sorted by operating systems. The table below provides useful information about the CNF file extension. It answers questions such as:
  • What is the CNF file?
  • How to open a CNF file?
  • What programs do I need to open a CNF file?
  • What programs help to create and edit a CNF file?
  • How to convert CNF files to another file format?
  • How to convert another files to CNF file format?


1.Detail information about CNF file extension: Network Configuration File

File type Network Configuration File Category Settings Files
Developer N/A File format N/A
Description CNF file is a Network Configuration File. File extension cnf is often used for configuration files for various network applications like Windows Telnet, Mac 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).

Software programs that will open, edit or convert CNF files

Windows
Sublime Text
Atom
NotePad++ text editor
PSPad
Microsoft Windows

macOS
Sublime Text for Mac
Atom for Mac
macOS
Mac OS X

Linux
Sublime Text for Linux
Atom for Linux


2.Detail information about CNF file extension: MySQL Configuration File

File type MySQL Configuration File Category Settings Files
Developer MySQL File format Text
Description CNF file is a MySQL Configuration File developed by MySQL.
Software programs that will open, edit or convert CNF files

Windows
MySQL

macOS
MySQL

Linux
MySQL


3.Detail information about CNF file extension: Telnet Configuration File

File type Telnet Configuration File Category Settings Files
Developer N/A File format N/A
Description CNF file is a Telnet Configuration File.
Software programs that will open, edit or convert CNF files

Windows
Windows Telnet

macOS
Mac OS X Terminal


4.Detail information about CNF file extension: Lotus 1-2-3 Configuration Data

File type Lotus 1-2-3 Configuration Data Category Settings Files
Developer N/A File format N/A
Description CNF file is a Lotus 1-2-3 Configuration Data.
Software programs that will open, edit or convert CNF files

Windows
Lotus 1-2-3
Lotus SmartSuite


5.Detail information about CNF file extension: KiSS Paper Doll Set File

File type KiSS Paper Doll Set File Category Misc Files
Developer N/A File format N/A
Description CNF file is a KiSS Paper Doll Set File.
Software programs that will open, edit or convert CNF files

Windows
PlayFKiSS


6.Detail information about CNF file extension: Origin Configuration

File type Origin Configuration Category Settings Files
Developer N/A File format N/A
Description CNF file is a Origin Configuration.
Software programs that will open, edit or convert CNF files

Windows
Origin
Origin Pro



Can't open a CNF 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.CNF”。

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 CNF extension without any issue.


Where I can download the application that support CNF 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 CNF 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 CNF file?

The reasons for the lack of the ability to open a CNF 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 CNF file. If there is still something wrong, you might want to check:

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

If the CNF 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.