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>> ESN file

ESN file format description

Many people share .esn files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .esn file can be edited, converted or printed with. On this page, we try to provide assistance for handling .esn files.

1 filename extension(s) found in our database.

.esn - 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 file format description:
ESN format description not yet available
Windows XP
Data files
- / -
Windows XP Cache Data related links:
Windows XP Cache Data related extensions:
Windows XP Saved Search

Naturally, other applications may also use the .esn file extension. Even harmful programs can create .esn files. Be especially cautious with .esn files coming from an unknown source!

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 can't open this file:


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 one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

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?

Similar file extensions in our database:

ODBC Data Source Name
Elnec Programmer Serialization File
Autodesk Fabrication Archived Job
E-Prime E-Studio 1.x Experiment File
SPECCTRA Design File
Samsung S Note File

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If you have useful information about the .esn file format, then write to us!