.FFX File

The ffx file extension is mainly related to Microsoft Office's Find Fast Indexer.

The Find Fast Indexer is a utility that builds indexes to speed finding documents from the Open dialog box in Microsoft Office programs and from Microsoft Outlook. When you install Microsoft Office, a shortcut to Find Fast is placed in your startup program group.

These ffx files contains indexes of files found using the search feature.

Example: Ffastun.ffx

Files with ffx file extension can be found and index files from Microsoft Office's Find Fast Indexer. Used to speed up loading of the Office files.

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 .ffx 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.