An f3s file extension is related to the Gigabyte GA-X79-UP4 main board and others. An f3s file contains BIOS update.
There is one other file type using
the F3S file extension!
.f3s - SCENE 3D laser scanner data
F3S file extension - Gigabyte BIOS update
What is f3s file? How to open f3s files?
File type specification:
The f3s file extension is associated with BIOS update utilities for main boards developed by Gigabyte.
The f3s file stores BIOS update for Gigabyte board for example Gigabyte GA-X79-UP4.