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Bug Fixes

In this step, we will install most fundamental bug fixing mods

Creating a Separator in MO2

  1. Right-click the empty space in the left pane of MO2 and select Create separator.
  2. Name the separator Bug Fixes.

Yukichigai Unofficial Patch - YUP

Installation instructions:

Fixes thousands of bugs with both the base game and DLCs.

Unofficial Patch NVSE Plus

Installation instructions:

Fixes many bugs like YUP, but takes advantage of NVSE and JIP LN.

Installation instructions:

This mod fixes and improves vanilla game pathfinding errors and will provide a better and more challenging experience with the AI.

lStewieAl's Tweaks and Engine Fixes

Installation instructions:

Collection of many configurable quality of life improvements and bug fixes. Settings can be further enabled/disabled/tweaked in the new Tweaks section added to the main menu.

Stewie Tweaks Essentials INI

Installation instructions:

Preconfigured collection of tweaks, enabling basic quality of life feature, bugfixes and performance patches.

lStewieAl's Engine Optimizations

Installation instructions:

Rewrites various slow functions in the game to decrease loading/saving time and improve general performance.

Combat Lag Fix (NVSE)

Installation instructions:

Improves framerate in combat by fixing an engine bug that lowered framerate while attacking an enemy with a health-bar visible.

VATS Lag Fix

Installation instructions:

Fixes an issue that caused the game to wait around 1-2 seconds before showing hit percentages in some cases.

Viewmodel Shake Fix - NVSE

Installation instructions:

Fix for massive shaking during aiming caused by floating point precision loss.

ISControl Enabler and Ironsights adjuster (now ESPless)

Installation instructions:

Dynamically adds ISControl node system animation support and easy per-weapon sights adjustment.

Iron Sights Aligned

Installation instructions:

Fixes all the iron sights on vanilla weapon meshes using ISControl Enabler.

New Vegas Mesh Improvement Mod - NVMIM

Installation instructions:

Optimizations and fixes for over one thousand meshes throughout the base game and DLCs.

skinned mesh improvement mod

Installation instructions:

Optimizes and fixes armors, characters and creatures.

PipBoyOn Node Fixes

Installation instructions:

Fixes multiple pipboy:on nodes in the armor meshes.

Meshes and Collision - Totally Enhanced Nifs (MAC-TEN)

Installation instructions:

Fixes dozens of meshes across the base game and DLCs.

Improved Lighting Shaders

Installation instructions:

Fixes engine-level lighting bugs and allows for 4x the normal amount of active lights.

Pip-Boy Shading Fix NVSE

Installation instructions:

Fixes Pip-Boy's shading when shadows are disabled or using NVR.

Climate Control NVSE

Installation instructions:

Fixes bugs and adds utilities for weather mods.

Misc Audio Tweaks and Fixes

Installation instructions:

A collection of tweaks for certain audio files to fix popping issues and other annoyances.

ActorCause Save Bloat Fix

Installation instructions:

Fixes a save bloating issue related to actors detecting the player, improving save/load speed and decreasing save size 15-30% depending on playthrough length.

MoonlightNVSE

Installation instructions:

Fixes moonlight by making the moon the light caster instead of the sun.

Aqua Performa - Strip Performance Fix

Installation instructions:

Drastically improves performance on The Strip by getting rid of water LOD.

Fallout Alpha Rendering Tweaks - NVSE

Installation instructions:

Fixes some alpha rendering issues like broken effects when using transparency multisampling.

External Emittance Fix - NVSE

Installation instructions:

Fixes incorrect exterior emittance handling which leads to particles being black.

Depth of Field Fix - NVSE

Installation instructions:

Fixes depth of field effects bleeding over onto player's viewmodel.

Crafting Consistency Fix

Installation instructions:

Fixes the inconsistent capitalization of workbench tab names and fixes the HH leather armors not being in the correct tab.

ExRB - Extended Roombounds

Installation instructions:

Adds and tweaks roombounds in some interiors possibly improving performance.

Strip Lights Region Fix

Installation instructions:

Fixes a vanilla issue about the Strip lights not showing in certain parts of the map.

Swimming Creatures Fix - ESPless

Installation instructions:

Gives the "swim" movement flag to the few vanilla creatures that have anims for that. Now you can be pursued on water by something else than mirelurks.

Impostors and LOD Flicker Fix

Installation instructions:

Fixes the Z-flicker between impostor references and LOD meshes in Camp McCarran and the nearby cells by disabling those impostor refs.

Performance and Stability Guide

If you are an AMD GPU user, installing DXVK is mandatory otherwise your game will crash.
In-depth guide about how to fix the game's lackluster performance, display issues and alt-tabbing. Covers topics such as DXVK, framerate limiting, display modes, lag and HDR.