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How to determine whether a computer is running a 32-bit version or 64-bit version of the Windows operating system
Describes how to determine whether the computer is running a 32-bit version or 64-bit version of the Windows operating system.
Genuine Windows - Microsoft Windows
Learn about genuine Windows—help and how-to, how to get it, business solutions, and more.
Free downloads - Microsoft Windows
Get free downloads for Windows 8, Windows 7, Windows Vista, and Windows XP. Get themes and other free downloads to customize, protect and optimize your Windows PC.
Genuine Windows: frequently asked questions - Microsoft Windows
Find answers to common questions about genuine Windows.