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

Details of extension .nos

On this page, we're going to take a closer look at the .nos file extension, which is related to JNOS System Data.

We'll explain what exactly a .nos file format is and how you can use it. If you're interested in learning more details about this type of file, we'll show you where to find them. And if you ever need to convert .nos files into different formats, we'll give you some tips on how to do that too.

Let's see the file format associated with this file extension!


  1. JNOS System Data

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JNOS System Data

nos file - JNOS System Data
The NOS file belongs to the Configuration category and works with JNOS, being used as a JNOS System Data. JNOS is a network operating system that runs on top of DOS and provides overall control and management of the network. The developer no longer updates JNOS and does not provide support anymore. Based on our current information, JNOS does not use other file types.
Application: JNOS
Program name: -
Mime-type: application/octet-stream
Related extensions:
.ktc Attachmate KEA! Configuration
.scpresets Snap Converter Presets Data
.seb Safe Exam Browser Configuration
.fgs Fig Figure Settings Data

The .nos file extension might not only belong to a single type of file, there could be various kinds that use it. Keep in mind that files with the .nos extension may contain various content types. If you have helpful information about this extension, write to us!

Could someone have spelled the .nos file extension wrong?

In our database, we came across the following similar extensions:

.os Altair FEKO POSTFEKO Currents Data
.mos ENVI Mosaic Data
.bos IBM Rational ClearCase Build Options Specification
.noq NOQ Source Code
.now Plain Text Document
.nis Homeworld Non-Interactive Sequence Data

The .nos extension is frequently misused

People sometimes confuse the .nos filename extension. Based on the searches on our site, here are the most common misspellings from the past year.

os (1), mos (1), bos (1), noq (1), now (1), nis (1), nps (1), nso (1), ns (1), nks (1)

Having trouble opening a .nos file?

If you want to open a .nos file on your computer, you just need to have the appropriate program installed. Incorrect settings for the .nos association can trigger this error.

Windows can't open this file:

File: example.nos

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 with 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 2016/2019/2022, Windows 7, Windows 8, Windows 10, Windows 11, Linux, Mac OS X, macOS, iOS, Android