File Extension Library

.ISN File Extension

  • Developer by: Flexera Software
  • Category: Misc Files

What is an .ISN file?

.ISN file extension is created by Flexera Software. .ISN has been classified as Misc Files.

.ISN is Installer Source File

An ISN file is an installer source file used by InstallShield, a tool used to create installers for Windows software packages. It contains a list of the source files required for installing a software package. ISN files also contain information about the order the files are extracted and where to install them.

Flexera Software was formerly known as Acresso until it changed its name in October 2009.

Common ISN Filenames

Setup.isn - The common name given to ISN files.

List of all softwares that can open the Installer Source File
Flexera InstallShield

How to Open .ISN file on different platforms

Open .ISN File on Windows

  • Right-click a .ISN
  • Left-click "Open With" > "Choose another app"
  • Select the program that opens .ISN file and Select check box "Always use this app to open .ISN files" Press "Ok"

Open .ISN File on Mac

  • Right-click (or Ctrl + Left-click) the .ISN file
  • Click "Open With" > "Other.."
  • Then choose another program from the app list and press "Open"
  • Select check box "Turn on" for "Always open in app"

Open .ISN File on Linux

Right click on the .ISN file, choose "Open with" and select a program from the list above

Open .ISN File on iPhone

Select a file. If you don't see an application to open the .ISN file, tap "Share" and choose the right app.
Method 2
Save the file. Then open the app «Files». Touch and hold the file, then release your finger. You will see a black menu bar. After that tap "Share" and select an application.

Open .ISN File on Android

Tap the Settings icon on an Android smartphone, then select «Applications». Click the Settings icon in the upper right corner of the screen, to change the default apps.
If you want to open, edit, save or even convert .ISN files on Android, then your best bet is to download one of the dedicated apps available on Google Play.

How to fix problems with .ISN files

  1. You need to update the application that you normally use to open .ISN files. Only the latest version of the software supports the current .ISN file format
  2. You need to check the .ISN file for viruses. To do this, you need to scan it with a popular antivirus (Norton, Nod32, Kaspersky, Dr.Web, etc.)