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ESN file extension

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

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

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

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

Windows XP Cache Data

ESN file is a Windows XP Cache Data. Windows XP is a personal computer operating system produced by Microsoft as part of the Windows NT family of operating systems.
ESN format description not yet available
Category: Data files
Application: Windows XP
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
ESN aliases:
ESN related links:
ESN related extensions:

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

The .esn file extension is often given incorrectly!

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

wsn, dsn, sn, rsn, exn, esj, esg, es, ens, ecn, ssn, sen, fsn, esm, esh

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

ODBC Data Source Name
Reason Project
eCabinet Systems Job
Sage CRM Script
SPECCTRA Design File
Scifer Internal Header Archive
Autodesk Fabrication Archived Job
E-Prime E-Studio 1.x Experiment File
Proteus Electronics Design
Elnec Programmer Serialization File

Can't open a .esn 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 .esn 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 .esn file extension, write to us!

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