Your Windows 10 product key serves as proof that you actually own Windows 10, and might need to be entered when you reinstall ...

Many software programs at the time of installation require users to enter a Product key. It contains both letters and numbers, an alphanumeric code combination of varying lengths. The key verifies the ...

International Data Corporation's 2013 global study of software piracy, conducted for Microsoft, reported that pirated applications made up 42 percent of all installed PC software. Software activation ...

At least for now, though, it seems like this change will only apply to future Windows versions. We were able to activate a fresh Windows 11 Pro 22H2 install with a Windows 8 Pro product key as of this ...