This edition is a "mod" (modified operating system) based on Windows 7 Ultimate SP1 64-bit. It was designed to provide a "dark mode" experience long before it became a standard feature in Windows 10 and 11. : Windows 7 Ultimate SP1 (x64).
: The system will reboot several times. Once finished, you will be prompted to set up your username and password. Important Safety Considerations windows-7-dark-edition-2015-x64-full-kuyhaa
: DirectX 9 graphics device with WDDM 1.0 or higher driver. Installation Guide This edition is a "mod" (modified operating system)