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Informations about the CNN filename extension and the file formats associated with it

We collected the information you should know about the .cnn filename on this page. If you were sent a(n) .cnn file in an e-mail, but you don’t know what to do with it, then you can find help here. We strive to suggest free, open-source applications that are available to everyone for the file formats.

1 filename extension(s) are in our database

.cnn - CNVkit Data

The CNN file is a Data file, which is connected to the CNVkit Data according to our registry. With the adequate settings, the CNVkit Data (.cnn) files can be opened or converted with the help of CNVkit.

Format description:
CNN format description not yet available
Magic string:
- / -
Related links:
Related extensions:
PC LogBook Data
EUHEDRAL Reciprocal Axes Matrix Data
Accelio Capture Classic Filler Data
Intuit QuickBooks Encrypted Login Data
CheckMark Payroll Employer Checks Data

Important! Programs other than the ones listed above may also use the .cnn file extension. Even harmful programs can create files with the .cnn extension to store data in them. Always be careful with .cnn files coming from unknown sources. Don’t open executable files that arrived in mails, even if you know the sender.

The .cnn file can’t be opened on your computer?

If the program necessary for opening the .cnn file is installed properly on your computer, then the quickest and simplest way to open the .cnn file is to double-click on the file’s name. If that doesn’t work, then the right software probably isn’t installed on your computer.

While opening the .cnn file, you may receive an error message from the associated application, this can be caused by the following:

Incorrectly given .cnn extension

The .cnn filename extension can be given incorrectly sometimes. The cause of the error could be a mistake or a simple typo. We found the following incorrectly given filename extensions that are the most frequent in the case of .cnn files.

cgn, snn, cnm, cng, cn, chn, nn, cnj, cnb, cmn

Maybe you’re not even looking for the .cnn file extension?

It’s possible the the file’s extension was given incorrectly. Below, we list some filename extensions that are similar to the .cnn extension. It’s possible that the one you’re looking for is among them.

PoldatDB Data
STATISTICA v7 Neural Networks File
Pegasus Mail Noticeboard Message
CryptoNG Encrypted File
Microsoft SMS Collection Membership Update

Associated applications

The Windows operating system stores information about the applications associated to the file extensions in the registry database. The associations can be queried or modified in the Command Prompt window with the "assoc" command.

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We gladly accept application suggestions, but our primary goal is to suggest reliable, open-source applications that can be freely distributed to the users.

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