Install:
- Navigate to "C:\Users\Username\Documents\My Games\Fallout3" (or equivalent on XP)
- Open Fallout 3.ini
Find the line "bInvalidateOlderFiles=0" and change the 0 into a 1
bInvalidateOlderFiles=1
Version 0.9.17 of the tool collection for Fallout 3 which makes using mods a snap. The FOMM saves you from wrestling with incompatibilities and overwriting files by allowing you to easily select which mods load and in which order.
There are also tools to make the jobs of mod authors far easier.
Version 1.1 beta 9 of the Fallout Script Extender, which expands the modding capabilities of Fallout 3.
The FOSE is required for certain Fallout 3 mods.