>> FFX file

FFX file format description

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

1 filename extension(s) found in our database.

.ffx - Microsoft Find Fast Index

The FFX data files are related to Microsoft Office. FFX file is a Microsoft Find Fast Index. MS Find Fast Indexer is a utility that builds indexes to speed finding documents using the Open and Open Office Documents commands in Microsoft Office programs, including Microsoft Outlook.

Microsoft Office
Data files
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Microsoft Find Fast Index related extensions:
Windows Photo Gallery State File
Windows Media Center Markup Language File
Windows Live Photo Gallery Information
Windows Media Center Click-to-record File
XAML Binary File
PKCS #7 Attached Signature

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

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

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

cfx, ffs, ffc, tfx, fx, bfx, ftx, fgx, ffd, ffa, fex, vfx, fcx, rfx, efx

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

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Avid Pro Tools Eleven Rack Presets
Lucene 2 Compound File
Photometrica Flat Field Correction Data
Picasa Collage Data
ArcGIS RO Spatial Index

Operating systems

DataTypes.net currently supports the following operating systems:

Windows XP/Vista, Windows 7/8, Windows 10, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, Mac OS X, iOS, Android

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If you have useful information about the .ffx file format, then write to us!

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