File Extension Library

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.ISW File Extension

  • Category: Various data Files

What is an .ISW file?

.ISW file extension has been classified as Various data Files.

.ISW is ZoneAlarm ForceField data

The isw file extension was used by now no longer sold program called ForceField, sold by ZoneAlarm.

Forcefield was supposed to put a protective layer around the browser and improve overall security while browsing. It was compatible with Microsoft Internet Explorer 6 and Internet Explorer 7 as well as Mozilla Firefox 2, etc.

.ISW file format is deprecated and this file format is no longer supported.

Currently, .ISW file type is not actively used and is obsolete. This usually happens with system files in older operating systems, files from long-discontinued software, or with previous versions of some file types (documents, projects, images, etc.) that were replaced in later versions of the original programs.


How to open:

This file type is not meant to be opened directly, there is no software that could open and work with it directly, or there is no information available in public sources about opening this file type. This is usually the case of some internal data files, caches, temporary files etc.

How to convert:

As far as we know, this .isw file type can't be converted to any other file format. This is usually the case of system, configuration, temporary, or data files containing data exclusive to only one software and used for its own purposes. Also some proprietary or closed file formats cannot be converted to more common file types in order to protect the intellectual property of the developer, which is for example the case of some DRM-protected multimedia files.

How to Open .ISW file on different platforms

Open .ISW File on Windows

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

Open .ISW File on Mac

  • Right-click (or Ctrl + Left-click) the .ISW 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 .ISW File on Linux

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

Open .ISW File on iPhone

Select a file. If you don't see an application to open the .ISW 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 .ISW 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 .ISW files on Android, then your best bet is to download one of the dedicated apps available on Google Play.

How to fix problems with .ISW files

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