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).

Finding your Windows 10 product key isn't rocket science! Use simple tools, the registry, or your purchase details to recover it effortlessly. Here’s how.

Windows 10 product key vs. digital license. Every PC has a product key. But if you got Windows 10 by upgrading from Windows 7 or 8.1, or by buying it through the Windows Store app, ...

This article explains a few different ways for how to find a Windows 10 product key. Along with using applications on your computer, we’ve listed additional places you can check to locate the key.

If Windows 11/10 blocks your product key, even after upgrading first & then clean installing, then we have a few suggestions to make: Uninstall the product key.

The best Windows 10 product key finder of 2025 in full: Why you can trust TechRadar We spend hours testing every product or service we review, so you can be sure you’re buying the best. Find out ...

Follow these steps to change your product key in Windows 11/10/8. Open the System properties applet in the Control Panel as follows: Control Panel> System and Security > System.

Windows 10 includes many ways to help you change your product key, and in this guide, we'll show you five of them. When you purchase through links on our site, we may earn an affiliate commission ...