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

Details of extension .cnm

Below, you can find answers to the following questions:

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

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

Pegasus Mail New Message .cnm file icon

Pegasus Mail New Message

CNM file is a Pegasus Mail New Message. Pegasus Mail is a donationware (previously freeware) e-mail client.
Detailed description not available
Category: Data files
Application: Pegasus Mail
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Related extensions:
Pegasus Mail Mailbox Configuration Data
Pegasus Mail Resource File
Pegasus Mail Compiled Resource
Pegasus Mail User Data
Pegasus Mail Signature Data
Pegasus Mail Formatted Signature Data
Pegasus Mail Noticeboard Message
Pegasus Mail BU File

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

Is it possible that the filename extension is misspelled?

We found the following similar extensions in our database:

CNVkit Data
Lucene Field Name Data
Nokia Configuration Message
Color FBM Image
ChessBase Multimedia Baggage Data
GenePattern Copy Number Data
Netscape Mail Index
Compiled HTML Help
Computer Graphics Metafile

The .cnm filename extension is often given incorrectly!

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

cbm (10), cnn (9), fnm (6), ncm (6), cn (5), cm (4), snm (4), chm (4), cgm (3), nm (1), cnk (1), cmm (1), cnj (1), cmn (1), dnm (1)

Can't open a .cnm file?

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

Windows can't open this file:

File: example.cnm

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, Windows 7, Windows 8, Linux, FreeBSD, NetBSD, OpenBSD, Mac OS X, iOS, Android

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