if you are updating from an older build (like 2.5) to avoid game-breaking issues. Patch Incompatibility : Older patches for Modern Firearms are 100% incompatible
Modern Firearms is not just a weapon pack; it’s a total rework of ballistic combat. Version 2.6.9 includes: fallout 4 modern firearms 269
In version 2.6.9, the lethality of combat is drastically increased for both the player and enemies. A headshot from a 5.56mm rifle is often fatal, regardless of the player's level. This creates a "hardcore" gameplay loop that punishes exposure and rewards tactical positioning and cover usage. While this increases tension, it often breaks the RPG scaling mechanics. Enemies like the Deathclaw, traditionally a "bullet sponge" boss encounter, can be dispatched rapidly with modern anti-materiel rifles. Consequently, the mod requires the player to self-regulate or install companion difficulty mods to maintain a sense of challenge. if you are updating from an older build (like 2
Vanilla Fallout 4 introduced a robust weapon customization system, allowing players to modify receivers, stocks, and muzzles. Modern Firearms expands this exponentially. The v2.6.9 update streamlined the "Workbench" experience, allowing for granular customization that mirrors real-world gunsmithing. Players can swap gas blocks, handguards, sight mounts, and caliber types. A headshot from a 5
: Weapons in this mod are balanced around real-world lethality, making combat significantly more punishing and difficult.
“I like it for the amount of weapons you get... but the balancing is horrible. They're balanced around realistic values so... any changes can make the game brutal.”