File Extension Library


.FSSX File Extension

  • Developer by: Key Metric Software
  • Category: Various data Files

What are .FSSX files and how to open them?

Can't open .FSSX file? Are you wondering what it contains? On our site we will explain to you what this file is, what it is used for and what software opens the .FSSX file.

What is a .FSSX file extension?

.FSSX file extension is created by Key Metric Software. .FSSX has been classified as Various data Files.

.FSSX is FolderSizes data

Files with the fssx file extension are commonly used by the FolderSizes a software for Microsoft Windows operating system that allows users to manage disk space.

An fssx file stores some kind of data used by FolderSizes.


How to open:

The fssx files are used for internal purposes of FolderSizes.

How to convert:

As far as we know, this .fssx 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 fix problems with .FSSX files

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