A daily updated filename extension database!

XSN file extension

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

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

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

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

✅ Microsoft InfoPath Form Template

XSN file is an Microsoft InfoPath Form Template. An InfoPath XSN file is really a CAB file. Microsoft Office InfoPath is an application used to develop XML-based data entry forms, first released as part of the Microsoft Office 2003 suite.
Category: Document files
Mime-type: application/vnd.ms-infopath
Magic number: -
Magic string: -
Sample: -
XSN aliases:
XSN related links:
XSN related extensions:
Extensible Markup Language File

Microsoft InfoPath XML Schema

Microsoft InfoPath Form Definition

Microsoft InfoPath Property Promotion

Microsoft InfoPath XML Form

Visual Studio InfoPath Project

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

🚫 The .xsn file extension is often given incorrectly!

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

asn, csn, dsn, sn, ssn, xcn, xen, xs, xsb, xsh, xsm, xxn, zsn

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

XACT Sound Bank
XMLBeans XML Schema Binary
Sybase PowerDesigner XML Model Backup
Atlantis Word Processor Sound Scheme
Samsung S Note File
Railway Operation Simulator Session Data
GenePattern XCN Data
SPECCTRA Design File
Abstract Syntax Notation One Data

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

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