Install Windows 8 is as simple as installing other Windows operating system, such as install Windows 7. But, the people who want testing the Windows 8 Preview System require Windows 8 product key to start installing, so we share the Windows 8 product key free, the free Windows 8 product key can also used for reinstall or reset Windows 8 Preview version.
Windows 8 Release Preview Product Key: TK8TP-9JN6P-7X7WW-RFFTV-B7QPF
Windows 8 Consumer Preview Product Key: DNJXJ-7XBW8-2378T-X22TX-BKG7J
Windows 8 Developers Preview Product key: 6RH4V-HNTWC-JQKG8-RFR3R-36498
Windows Server 8 Developers Preview product key: 4Y8N3-H7MMW-C76VJ-YD3XV-MBDKV