It’s a d3d9.dll file you have to download and place it into your Fallout 3 folder. Someone over at Nexus has released another method. If the solution above has not resolved your problem, do not worry.

Game still crashes/freezes after applying the solution above – What to do? Right-click on the Fallout 3 application and choose the “Run as Administrator” option.

Once you have done that, you have to go to – ĭownload and launch the client (required to make Fallout 3 work). Find them both (Steam -> Steamapps -> Common -> Fallout 3), right-click and select “Properties” then go to the compatibility tab to set their compatibility mode. If you use Windows 8, follow the instructions below :Īfter following the steps above, you have to set both the Fallout 3 launcher and Fallout 3 application’s compatibility mode to “Windows XP Service Pack 3”. Under it, insert the following line (if it’s already in the file, just change the value of it to “2”) : Of course, if the line is not there, add it anywhere above the Display category in the file. So it should look like the contents below : Search and find Fallout.ini and open it with a notepad.įind bUseThreadedAI and change the “0” to “1”. Open the Documents folder, followed by the My Games folder and then Fallout 3. Click “Users”, followed by the name of your computer. In the left-hand sidebar under “Computer”, select “OS (C:)”. If you have already launched the game in the past, assuming you’re using Windows 7, open the Start Menu and select Computer.

How to fix radio music stuttering in Fallout 3.įixing crash, screen freeze and error messages at random points in the game :.

How to make Fallout 3 compatible with Windows 8.

How to fix crashes, screen freezes and error messages during gameplay in Fallout 3.If you use one of the operating systems that are not optimized for Fallout 3, you can follow the instructions from this guide to play the game without experiencing much error messages, crashes or game-breaking glitches. It may cause the game to not run smoothly on your computer if you use one of the mentioned Windows OS. If you open Steam’s page for Fallout 3, you will find a notice telling you the game is not optimized for Windows 7 and later Windows operating systems.

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