Windows 7 - Wikipedia
https://en.wikipedia.org/wiki/Windows_7
Windows 7 is a major release of the Windows NT operating system developed by Microsoft. It was released to manufacturing on July 22, 2009, and became generally available on October 22, 2009. It is the successor to Windows Vista, released nearly three years earlier. It remained an operating system for use on personal computers, including home and business desktops, laptops, tablet PCs Released to manufacturing: July 22, 2009; 12 years ago
Released to manufacturing: July 22, 2009; 12 years ago
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