CN_ file format description
Many people share .cn_ files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .cn_ file can be edited, converted or printed with. On this page, we try to provide assistance for handling .cn_ files.
1 filename extension(s) found in our database.
.cn_ - Compressed Windows Help Content
The CN_ other files are related to Expand. The CN_ file is a Compressed Windows Help Content (CNT). Some files in the software distribution are provided in compressed form. These files are indicated with an underscore character as the last character in their file type. The Expand seems to be no longer supported.
- Other files
- - / -
- Compressed Windows Help Content related extensions:
Naturally, other applications may also use the .cn_ file extension. Even harmful programs can create .cn_ files. Be especially cautious with .cn_ files coming from an unknown source!
Can't open a .cn_ file?
When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:
Windows can't open this file:
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 one from a list of programs that are installed on your computer.
To avoid this error, you need to set the file association correctly.
- Open Control Panel > Control Panel Home > Default Programs > Set Associations.
- Select a file type in the list and click Change Program.
The .cn_ file extension is often given incorrectly!
According to the searches on our site, these misspellings were the most common in the past year:
ch_, cn, nc_
Is it possible that the filename extension is misspelled?
Similar file extensions in our database:
- Compressed CHM File
- GenePattern Copy Number Data
- RMCProfile Nitrogen Carbon Neighbours Data
- Nero BackItUp Child File
DataTypes.net currently supports the following operating systems:
Windows XP/Vista, Windows 7/8/10, Windows 11, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, macOS, Mac OS X, iOS, Android
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