#FALLOUT 3 PRODUCT KEY ON STEAM INSTALL#
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Run the Fallout 3 Executable as an Administrator
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Launch the game in Windowed Mode by selecting Options from the Fallout 3 Launcher and ticking the Windowed box under Mode.Issues associated with launching and playing the game can often be resolved by changing the following display options: To resolve Fallout 3 performance issues on Windows 10, you should first ensure that you meet the game's minimum requirements and you have the latest NVIDIA or AMD graphics card drivers installed.