ISN file format description

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

1 filename extension(s) found in our database.

.isn - InstallShield Skin

The ISN development files are related to InstallShield. The ISN file is an InstallShield Skin. InstallShield is a software tool for creating installers or software packages. A normal (non-silent) installation receives the necessary input from the user in the form of responses to dialog boxes. However, a silent installation does not prompt the end user for input.

Development files
- / -
InstallShield Skin related extensions:
InstallShield Analysis App Project
InstallShield Components Definition
InstallShield Internal Data
InstallShield Setup Header
InstallShield Script
InstallShield Compiled Rules

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

Can't open a .isn 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 .isn file extension is often given incorrectly!

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

icn, in, ins, is, isb, isg, ish, ism, ixn, jsn, lsn, osn, sin, sn

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

EPSDisk Instrument File
C64 Image System Multicolor Bitmap
HSC-Tracker Instrument
ISAM Database
HSC Chemistry Solgasmix Solver Data
Microsoft Windows Internet Settings File

Operating systems currently supports the following operating systems:

Windows XP/Vista, Windows 7/8/10, Windows 11, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, macOS, Mac OS X, iOS, Android

If you find the information on this page useful, please feel free to link to this page.

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