How to Run/Play Fallout 3 on Windows 10

No able to enjoy the perks of Fallout 3 on your PC? Don't worry check this guide to fix Fallout 3 not working on Windows 10 error.
how to get fallout 3 to work on windows 10

Fallout 3 is an action game that was first invented in the year 2008 by Bethesda. Since then, it has been popular in not only one country but the whole world and has gained the attention of all the video game lovers towards itself. However, nowadays, Fallout 3 is unable to work in the Windows 10 format which is resulting to be very disheartening for the people who love to be up to date and adopt new Window formats in their computers.

As it is rightly said that where there is a will, there is a way. In the same way, the inventors and researchers have tried finding new and simple ways to remove the error that the Fallout 3 game is causing in Windows 10 and they have also come up with some flexible and easily achievable solutions for the same. These solutions can be implemented directly by the users of Windows 10 on their computers and they also do not take much time for their execution and display of results.

Guide to Make Fallout 3 Work on Windows 10

SOLUTION 1 – Running Fallout 3 in an Administrator Mode:

Giving the administrative privilege touch to the computer applications can help in the effective running of the games such as Fallout 3 in a lot of cases. With the help of this method, people can find a way to make the Fallout 3 game work on their Windows 10 computer.

This solution contains some steps to be followed and they can be listed as follows-

  • Open the Steam folder and check for the Fallout 3 folder in the same. The default location of this folder can be mentioned as ‘X:\Program Files (x86) \Steam\steamapps \com’. The letter ‘X’ in this indicates the computer’s hard drive on which Windows is installed.
  • Click on the EXE file present on the screen for detecting the Fallout 3 game.
  • Click on the Properties option present on the screen.
  • Search for the Compatibility tab that is visible on the screen.
Run Fallout 3 as Administrator
Run as Administrator
  • Click on the option ‘Run this program as an administrator and enable it in the first place.
  • Click on Apply and then click on OK.
  • After the completion of this procedure, try to launch the Fallout 3 game application and check whether it is running properly or not.

The above steps should be properly considered by the people who want to find a solution to their Fallout 3 work failure.

SOLUTION 2 – Running Fallout 3 in the Compatibility Mode:

The working of Fallout 3 game functions properly in some cases if it is worked in the compatibility mode. Trying to run the Fallout 3 game in the compatibility mode of the computer will be very easy for the people and can also give effective results to them in the first place for sure.

There exist some particular steps by which you can work the Fallout 3 game in the compatibility mode and they can be mentioned as follows-

  1. Find the Fallout 3 folder from the Steam folder on your computer.
  2. The location of this file by default is:
X:\Program Files (x86) \Steam \steamapps \com.

The ‘X’ letter here indicates the hard drive of Windows 10.

  • For navigating the Fallout 3 file, right-click on the EXE file.
  • Click on the Properties option present on the screen.
  • Search and get positioned on the Compatibility Tab.
  • The ‘Run this program as an administrator’ option should be enabled by clicking on the check box next to it.
Run Fallout 3 in compatibility mode
Run in compatibility mode
  • Click on Apply and OK option.
  • Now you can try running the Fallout 3 game in the administrative format and see whether you can access it in the first place or not.

All the above steps will make sure that the Fallout 3 game works in your Windows 10 properly and does not give any kind of error to the people in the future. Also, people can easily apply these steps on their computers and get expected results from the same for sure.

SOLUTION 3 – Downloading & Installing Games for Windows Live Application:

The basic requirement of Fallout 3 installation is the availability of Windows Live Application in the computer of people. Therefore, people can try to download the Fallout 3 game in their Windows 10 by installing the Windows Live Application in it first.

The following are the steps that will help you download and install the Windows Live Application in your Windows 10-

  • Download AKA GFWL for the setup of the Windows Live Application.
  • Double-click on this installer to launch it.
  • Follow all the given instructions properly to install the Windows Live Application on your computer.
  • After the installation procedure of this application is completed, you can launch it in the first place.
Installing Games For Windows Live
Installing Games For Windows Live
  • This application will automatically download all the files that are needed to be downloaded for the smooth running of the Fallout 3 game.
  • Once you have installed and launched the Fallout 3 game, try opening it once so that you can check whether it is working properly or not.

By following all these steps properly, people can easily set-up the Fallout 3 game on their computer and will not face any problem in the first place for sure. With the help of this solution, people will get an easy and reliable solution for their Fallout 3 installation problem.

SOLUTION 4 – Editing the Falloutpref.ini Files:

The Falloutpref.ini file primarily belongs to the Fallout 3 game that needs to be edited from time to time so that it makes the working of Fallout 3 possible in Windows 10. This solution includes some specific steps for the proper functioning of Fallout 3 which can be listed as follows-

  1. Search for the ‘Fallout 3’ option from the My Downloads & My Games folder.
  2. Click on the Falloutpref.ini file to open it and double-click on it to open it in the Notepad.
  3. Find the code ‘bUseThreadAI=0’ in the Notepad and change the 0 to 1.
  4. If the above code is not present in the file, then you can add the code ‘bUseThreadAI=1’ on a separate line inside the file.
  5. Then create a new line in the same Notepad and add the code ‘iNumHWThreads=2’ in it.
  6. Press the Ctrl & S keys and save the changes that you have made to this file in the first place.
  7. Now, you can close the file and run Fallout 3 in compatibility mode so that you can see quick results from the same.

By following all these steps properly, people can start the Fallout 3 game in their Windows very comfortably for sure.


By following all the appropriate steps to make Fallout 3 work perfectly in your Windows 10 and never get failed again, people will make a better version of their Windows for themselves to use and avail themselves of.

Therefore, all these methods are very effective for the usage of people and they can choose any of the above methods to make Fallout 3 work on their computer screens. With this, the effectiveness of people’s computers will also increase and this will last for a very long period as well and that too undoubtedly. Try to download some other games on your computer so that you will know whether some other games can work on it or not. This will result in being helpful for the people in the first place for sure.

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