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Details of the .qtn file extension

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

  • What is the .qtn file?
  • What program do I need to open a .qtn file?
  • How can the .qtn file be opened, edited or printed?
  • Where can I find the specifications for .qtn?
  • Which MIME-type is associated with the .qtn extension?
  • How can I convert .qtn files to another format?
  • What are other, similar filename extensions to .qtn?

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

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

.qtn file extension details

Symantec Mac OS X Endpoint Protection Quaraintined File

Symantec Mac OS X Endpoint Protection Quaraintined File .qtn file icon
QTN file is a Symantec Mac OS X Endpoint Protection Quaraintined File. Symantec Endpoint Protection is a client-server solution that protects laptops, desktops, Windows, Macs and servers.
Category: Other files
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
QTN aliases:
QTN related links:
QTN related extensions:
Symantec Endpoint Protection Database Log

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

.qtn file extension error

The .qtn file extension is often given incorrectly!

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

qth, tn

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

QuickTime Movie
WinOrbit Observer Database
open .qtn file

Can't open a .qtn 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 .qtn file association, check the FAQ.

.qtn file extension

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 .qtn file extension, write to us!

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