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

Microsoft no longer supports Windows 8.1. If you're still running it on your PC, you're long overdue for an upgrade. Lance is an experienced writer who tries to unravel the mysteries of personal tech.

When upgrading from Windows 10 to 11, most users focus on technicalquestions: ・Will my existing computer meet the increased hardware requirements? ・Will I find my way around the new interface? ・Are ...