What are the desktop system requirements for Fallout New Vegas (v1.4.0.525a)?

Fallout New Vegas (v1.4.0.525a) requires a 64-bit desktop operating system (Windows 10/11 or macOS Sonoma/Sequoia), a quad-core CPU (Intel Core i5 / Ryzen 5 / Apple Silicon M1+), and at least 8 GB RAM.

How do I install Fallout New Vegas (v1.4.0.525a) without errors?

Extract the downloaded archive using 7-Zip, WinRAR, or Keka into a clean directory, whitelist the folder in Windows Security (or clear macOS quarantine via xattr -cr), and run the executable.

Will updating Fallout New Vegas to v1.4.0.525a keep my existing settings and saves?

Yes, user profiles, presets, and save files are stored in your local AppData or ~/Library/Application Support directory and remain intact when upgrading to v1.4.0.525a.

How to Install Fallout New Vegas (v1.4.0.525a) on Windows 10/11 PC & macOS Desktop – Full Setup Guide

v1.4.0.525a

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How to Install Fallout New Vegas (v1.4.0.525a) on Windows 10/11 PC & macOS Desktop – Full Setup Guide

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PC 7.1 GB Published on, Oct 17, 2026 Last Updated - Nov 15, 2026 [v1.4.0.525a]

v1.4.0.525a

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Step-by-step installation guide for Fallout New Vegas (v1.4.0.525a) on Windows 10/11 PC & macOS Desktop. Learn how to unpack, verify permissions, apply updates, and launch without errors.

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How to Install Fallout New Vegas (v1.4.0.525a) on Windows 10/11 PC & macOS Desktop – Full Setup Guide Free Download - Game Review

How to Install Fallout New Vegas (v1.4.0.525a): Download the full desktop archive from the verified mirror below, extract the files to a clean directory using 7-Zip, WinRAR, or Keka, install any bundled runtime dependencies, and launch with administrator privileges.

→ Download Fallout New Vegas (v1.4.0.525a) Full Archive & Mirrors

Step-by-Step Desktop Installation Checklist for Fallout New Vegas

Download Complete Release: Visit the Fallout New Vegas main download page and grab the full archive using IDM, JDownloader 2, or Free Download Manager.
Prepare Security Exclusion: Add your destination folder to Windows Security exclusions (or clear Gatekeeper quarantine via xattr -cr on macOS) so false-positive heuristics do not block offline activation files.
Unpack Archive: Right-click the downloaded archive and extract using 7-Zip or WinRAR. Avoid extracting inside C:\Program Files or cloud-synced OneDrive folders.
Verify Runtime Dependencies: Install Visual C++ 2015–2022 Redistributables and DirectX on Windows if present in _CommonRedist.
First Launch: Right-click the main executable and select Run as administrator.

More Fallout New Vegas Resources: System Requirements | Crash & Error Fixes | Patch Notes

Fallout New Vegas – Windows 10/11 & macOS Configuration, Preset & Save Data Paths

When backing up user profiles, presets, or local save data between a Windows Desktop workstation and a MacBook Pro/Studio for Fallout New Vegas (v1.4.0.525a), check these default desktop directories:

Desktop Platform	Default User Data / Config / Preset Directory	Backup & Migration Notes
Windows 10 / 11 (x64)	`%APPDATA%\{Fallout_New_Vegas}\` or `%USERPROFILE%\AppData\LocalLow\{Fallout_New_Vegas}\`	Back up this folder before installing a newer version or resetting preferences.
macOS (Apple Silicon M1–M4 / Intel)	`~/Library/Application Support/Fallout_New_Vegas/` & `~/Library/Preferences/`	Use `Cmd + Shift + G` in Finder to open hidden Library paths directly.

Release Metadata Summary – Fallout New Vegas

Title / Package: Fallout New Vegas
Verified Build Version: v1.4.0.525a
Archive Size: 7.1 GB
Category: GameApplication
Target Desktop OS: Windows 10/11 (64-bit) & macOS Desktop (Apple Silicon M1/M2/M3/M4 & Intel)
Primary Download Hub: Download Fallout New Vegas (v1.4.0.525a) Full Desktop Build

Frequently Asked Questions – Fallout New Vegas (v1.4.0.525a)

Is Fallout New Vegas completely free?

Yes, this pre-installed build is available as a free download. The original game is a paid product, but this package is distributed freely for evaluation purposes.

How do I install Fallout New Vegas?

Extract the 7.1 GB archive to a folder outside Program Files, run falloutNewVegasregFix as administrator, then run Runme!.bat, and finally launch FalloutNV.exe as administrator.

What version is this and is it up to date?

The version is v1.4.0.525a, which is the final official patch. It matches the latest Steam build (1510068) and is fully up to date.

Does it work on Windows 11?

Yes, we tested it on Windows 11 and it ran without major issues. Just make sure to run the registry fix and the game as administrator.

Can I mod this version?

Absolutely. The game is fully moddable. We recommend installing NVSE and the 4GB patch for stability, especially with heavy mod lists.

Installation Guide

Step-by-step setup process

Game is pre-installed / portable, therefore you do not need to install the game.

Just extract the rar / zip file using 7-Zip or WinRAR.

Simply launch the game directly from the game executable as Administrator.

Important Notes

Install necessary apps from Redist or _CommonRedist to ensure game launches without problems.
Always extract game in Antivirus / Defender excluded folder to prevent false-positive file quarantine.
Always run the game as administrator.