Dont try the archive invalidation thing at the beginning if you already have mods installed. It may break something. fForegroundMouseAccelBase=0 .<br>I show you how to fix the irritating mouse acceleration in Fallout New Vegas. Mod Here - Lines Of Code: .<br>This is a small tutorial, showing how to fix the very annoying mouse acceleration in fallout 3. Its pretty easy :D This is what youll have to copy into your .<br>Crash and Bug fixes for Fallout New Vegas using Mod Organizer. Programs and Mods covered include Game Companion, New Vegas Anti-Crash (NVAC), .