How To Fix Fallout: New Vegas Keeps Crashing On Windows 11 (2025)

Are you facing the problem of Fallout: New Vegas Keeps Crashing On Windows 11? If yes then don’t worry you are at the right place.

Fallout: New Vegas is an open-world post-apocalyptic role-playing video game. 

Set in a post-apocalyptic world, Fallout: New Vegas combines elements of traditional role-playing games with first-person shooter gameplay and a rich narrative-driven experience.

However, many players are facing the problem of Fallout: New Vegas Keeps Crashing On Windows 11.

Are you here for the same reason? If yes then don’t worry you have come to the right place.

In this guide i’m going to show you some effective solutions to fix the Fallout: New Vegas Crashing problem.

How To Fix Fallout: New Vegas Keeps Crashing On Windows 11

Here are some methods you can try to fix the problem:

Run in Compatibility Mode: 

Try running Fallout: New Vegas in compatibility mode for a previous version of Windows. 

Here how to do so:

  • Right-click on the game’s executable file (usually found in the installation folder), 
  • Then select “Properties,” 
  • Then go to the “Compatibility” tab, 
  • Check the box that says “Run this program in compatibility mode for,” and choose an earlier version of Windows, such as Windows 7 or Windows 8. 
How To Fix Fallout: New Vegas Keeps Crashing On Windows 11
  • Click on Apply to save the changes 

After that, try launching the game again.

Run as Administrator: 

Launch Fallout: New Vegas with administrative privileges. 

This can sometimes help resolve crashing issues, especially if the game is encountering conflicts due to restricted access.

Here how to do so:

  • Right-click on the game’s executable file (usually found in the installation folder), 
  • Then select “Properties,” 
  • Then go to the “Compatibility” tab, 
  • Check the box that says “Run this program as an administrator” 
How To Fix Fallout: New Vegas Keeps Crashing On Windows 11

After that, launch the game and check if the crashing issue persists.

Install Anti Crash Mod:

There is a Mod for Fallout: New Vegas named Anti Crash Mod.

As the name suggests, this mod prevents the game from crashing.

Search for the mod and download it from the reliable source.

Then refer to the instructions provided by mods developer to install the mod.

Remember to launch the game and test if the mod is working properly.

Update Graphics Drivers: 

Make sure that your graphics card drivers, are up-to-date. 

Visit the website of your graphics card manufacturer to download and install the latest drivers compatible with Windows 11.

For Nvidia Graphic Cards:

  • Visit the NVIDIA Driver Downloads website
  • Input your graphics card details (series, product type, operating system, etc.).
  • Click on the ‘Search’ or ‘Start Search’ button.
  • Download the latest driver that matches your hardware and operating system.
  • Run the downloaded file and follow the on-screen instructions to install the driver

After updating the graphics driver, restart your computer and launch the game again to see if the issue persists.

For AMD Graphic Cards:

  • Go to the AMD Driver Download website
  • Enter your graphics card information (product family, product, operating system, etc.).
  • Click on the ‘Submit‘ button.
  • Download the latest driver available for your graphics card and operating system.
  • Run the downloaded file and follow the installation prompt.

After updating the graphics driver, restart your computer and launch the game again to see if the issue persists.

Update Windows: 

Make sure that Windows 11 is fully up-to-date with the latest updates and patches from Microsoft. 

Sometimes, system updates can address compatibility issues and improve overall stability.

Here how to check for update:

  • Press Windows + I to open Settings.
  • In the Settings window, click on “Windows Update” from the left sidebar.
How To Fix Fallout: New Vegas Keeps Crashing On Windows 11
  • Click on the “Check for updates” button. 
How To Fix Fallout: New Vegas Keeps Crashing On Windows 11
  • Windows will then search for available updates and install them automatically if any are found.
  • If updates are available, follow the on-screen instructions to download and install them.

After installing updates, restart your computer and open the game and check if the issue persists.

Lower Graphics Settings: 

Lowering the graphics settings within the game can sometimes alleviate crashing issues, especially if your system is struggling to handle the game’s demands. 

Try lowering settings such as resolution, texture quality, and anti-aliasing to see if it improves stability.

Verify Game Files: 

If you are using a platform like Steam or Epic games, verify the integrity of the game files. 

This process will check for any corrupted or missing files and replace them if necessary.

Here how to do so:

Steam:

  • Launch the Steam application on your computer.
  • Navigate to the “Library” tab in the Steam interface.
  • Locate Fallout: New Vegas in your list of games.
  • Right-click on the Fallout: New Vegas in your game library to open a contextual menu.
  • In the contextual menu, click on “Properties” at the bottom.
  • In the Properties window, navigate to the “Installed Files” tab.
  • Look for an option that says “Verify Integrity of Game Files”
  • Click on this option.
  • Steam will now check the integrity of the game files by comparing them to the files on the server. 

Once the verification is complete, launch Fallout: New Vegas again and check if the Crashing problem is resolved.

Epic Games:

  • Open the Epic Games Launcher.
  • Find Fallout: New Vegas in your Epic Games Library.
  • Click the three dots on the right side of the game line.
  • Select Manage.
  • Click the Verify button.

This will check for any corrupted or missing game files and download them if necessary.

Once the verification is complete, launch Fallout: New Vegas again and check if the problem resolved.

Reinstall the Game: 

If none of the above steps resolve the issue, consider reinstalling Fallout: New Vegas. 

Sometimes, a fresh installation can fix underlying problems with game files.

Here follow the steps:

  • Press the Windows key on your keyboard or click on the Windows icon in the taskbar to open the Start menu.
  • Select the “Settings” option to open the Windows Settings menu.
  • In the Settings menu, select “Apps” or “Apps & features.”
  • Scroll through the list of installed apps until you find Fallout: New Vegas.
  • Click on Fallout: New Vegas and select the “Uninstall” option.
  • Follow the prompts to uninstall the game from your computer.
  • Once you have completely uninstalled the game and removed any remaining files, you can proceed to reinstall Fallout: New Vegas. 
  • If you purchased the game through a digital distribution platform like Steam or Epic games, follow these steps:
  • Open the Steam or Epic games client on your computer.
  • Navigate to your library.
  • Find Fallout: New Vegas in your library and click on it to open the game page.
  • Click the “Install” button to begin downloading and installing the game.
  • Follow the prompts to complete the installation process.

Once the game is reinstalled, launch it and see if the crashing issue persists.

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