FileBoss file
File type: Various data file
The fbfilesetx file extension identifies a data file used by FileBoss.
FileBoss is a file management application for Microsoft Windows developed by The Utility Factory.
File type category:
Various data file
Date updated: October 4, 2026
The fbfilesetx file extension is associated with FileBoss, a file management tool developed by The Utility Factory for Microsoft Windows.
A fbfilesetx file stores data used by FileBoss.
Open a fbfilesetx file on Microsoft Windows with FileBoss. If FileBoss is installed, open the file from the application or use the program's file-opening command.
Other applications may not recognize the FileBoss-specific data stored in this file.
The fbfilesetx file stores data used by FileBoss and should be handled within that application. If FileBoss provides an export or save option for the data, use it to create a file in another format.
Software applications that handle other tasks involving fbfilesetx files:
Microsoft Windows
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