FXI file format description

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

3 filename extension(s) found in our database.

.fxi - File-Ex Configuration Data

The FXI configuration files are related to File-Ex. The FXI file is a File-Ex Configuration Data. File-Ex automatically adds a wealth of enhancements to the File Open and File Save dialogs of nearly all Windows applications.

Configuration files
- / -
File-Ex Configuration Data related extensions:
BlueZone VT Settings Data
ImageMagick Configuration
DOpus Exported Settings
WebReaper Profile
ICQ 6 Settings Data
Netscape Enterprise Server Authentication Data

.fxi - Casio fx-9860G Interface Format Data

The FXI data files are related to Casio fx9860G Manager Plus. The FXI file is a Casio fx-9860G Interface Format Data. The Casio fx-9860G is a graphing calculator with 10 digits precision and formula input logic.

Casio fx9860G Manager Plus
Data files
- / -
Casio fx-9860G Interface Format Data related extensions:
Autodesk Robot Structural Analysis Design
GreekToMe Verse List File
Subsite Field Scout Bore Plan Log
SPI Proxy Output File
Microsoft Dynamics AX Application Object Data
QuickBooks Form Data

.wfx - WinFax Document

The WFX document files are related to XnView. The WFX file is a WinFax Document. WinFax is a Windows-based software product designed to let computers equipped with fax-modems to communicate directly to stand-alone fax machines.

Document files
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fax, fxd, fxi, fxm, fxo, fxr, fxs, wfa
WinFax Document related extensions:
ZX Spectrum Hobetta Image
Pocket PC Bitmap Image
Amapi Image
Sony Mavica Picture
GoDot Image
TI-73 Bitmap

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

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

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

bxi, cxi, dxi, exi, fai, fci, fdi, fi, fix, fsi, fx, fxl, fxo, txi, vxi

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Microsoft DirectX D3D Effect
ASL Fixplot Calculated Fixations
FastTracker 2 Instrument
exSILentia Project
FASTA Index Data

Operating systems

DataTypes.net 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

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DataTypes.net >> FXI file