Files with FSI extension can be found as split files created using the FileSplit utility.

There are 2 other file types using
the FSI file extension!

fsi icon.fsi - Microsoft Visual F# signature data

empty icon.fsi - FSI Viewer configuration

Detailed description

Software that works with fsi file extension

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FSI file - FileSplit file

What is fsi file? How to open fsi files?

File type specification:

Various data file type icon Various data file type

The FSI file extension is also used by the FileSplit file splitting utility for its default split file. Used to split large files to several smaller ones.

The default software associated to fsi file type:

FileSplit picture or screenshot

FileSplit  Microsoft Windows software

FileSplit is utility used to split large files into small, manageable files that can be more easily copied to diskettes and transferred by email.

Help how to open:

You should be able to work and merge these files using FileSplit utility.

How to convert:

As far as we know, this .fsi 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.

List of recommended software applications associated to the .fsi file extension

Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open fsi file, edit fsi file, convert fsi file, view fsi file, play fsi file etc. (if exist software for corresponding action in's database).

  • Others fsi file

Unspecified and all other actions for computer programs working with fsi file - FileSplit file

Click on the software link for more information about FileSplit. FileSplit uses fsi file type for its internal purposes and/or also by different way than common edit or open file actions (eg. to install/execute/support an application itself, to store application or user data, configure program etc.).

Microsoft Windows:

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