Before we dive into the installation, let’s clarify what a legitimate 100% save file provides:
(Note: The folder 21100 is F.E.A.R. 3’s Steam App ID. If you don't see it, run the game once.)
Open your profile in a hex editor and change the value in cell to 45 .
Start with all ability upgrades, increased slow-mo duration, and higher ammo capacity.
It sounds like you are looking for a for F.E.A.R. 3 (also known as F.3.A.R).
Now load up Chapter 1 as Fettel, slow down time with Point Man, and unleash havoc. The full power of Alma’s sons awaits.