Your Windows 10 product key may be necessary to unlock all features -- but it's not easy to find. Here's where to look for the product key (even if it's lost).

This post shows how to find Windows 11/10 Product Key using Command Prompt or PowerShell, from BIOS, UEFI or Registry. It works for Retail, OEM, etc, licenses.

Reinstalling software? Older versions of Windows and Microsoft Office require product keys. Here's how to find them before your PC goes kaput.

Windows 10 includes many ways to help you change your product key, and in this guide, we'll show you five of them.

If you're using Windows 10 PowerToys, you don't have to remember all the Windows key shortcuts. Learn how to use the Shortcut Guide.

Trying to find your Windows 11 product key? Learn how to find your Windows 11 product key with just a few simple commands.