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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.

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

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.

3rd Person Animation Fixpack

Installation instructions:

Fixes most animation bugs in 3rd person.

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.

Items Transformed - Enhanced Meshes (ITEM)

Installation instructions:

Fixes even more meshes.

Doc Mitchell's Window Sunlight Fix

Installation instructions:

Fixes game starting at 23:00 leading to wrong lighting at the start of the game.

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.

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.

Slideshow FOV Fix - ESPLess

Installation instructions:

Fixes the size of slideshows when using a custom FOV value.

Performance and Stability Guide

Coco blockquote
IMPORTANT:
Reminder for AMD users!
Use the hot-fix driver 23.40.33.03 to avoid crashes, or use DXVK in accordance with the following guide.
Your game will not launch without either of these.
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.