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XTN file extension

The table below provides useful information about the .xtn file extension. It answers questions such as:

  • What is the .xtn file?
  • What program do I need to open a .xtn file?
  • How can the .xtn file be opened, edited or printed?
  • How can I convert .xtn files to another format?

Table of Contents

We hope you find this page helpful and a valuable resource!

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

✅ OSLib Program

XTN file is an OSLib Program. OSLib is a collection of low level functions aimed to help programmers in developing system software, ranging from small programs for embedded systems to complex Operating System kernels.
XTN format description not yet available
Category: Other files
Application: OSLib
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
XTN aliases:
XTN related links:
XTN related extensions:

Other types of files may also use the .xtn file extension.

🚫 The .xtn file extension is often given incorrectly!

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

atn, ctn, dtn, stn, tn, txn, xfn, xhn, xnt, xt, xtb, xtg, xtm, ztn

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

ZOC SSH Tunnel Settings Data
Adobe Photoshop Actions Data
XtremSplit Data
Krazy Rain Note
Tracor Northern Image
Daqarta Attenuator Calibration Data
QuarkXPress Extension
MySpaceIM Conversation Log
Fast Tracker 2 Music Track

🔴 Can't open a .xtn 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 cannot open this file:


To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .xtn file association, check the FAQ.

🔴 Can I change the extension of 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 the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .xtn file extension, write to us!

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