Set this to Direct3D 11 or Vulkan . Vulkan is generally faster for modern AMD and Intel graphics, while Direct3D works wonders on older Nvidia cards.
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Use a free tool like 7-Zip or WinRAR to extract the folder to your computer. No formal installation is required; you simply run the executable file (.exe) inside the folder. Best Settings for Maximum Performance Set this to Direct3D 11 or Vulkan