Maybe you’ve lost your product licensing key and cannot retrieve it. Sterjo Key Finder is a free software key finder that helps you find product keys on Windows.

ShowKeyPlus is a freeware which helps users to retrieve the product key of the installed Windows operating system. While tech-savvy users might not need any such software, and they can recover ...

Windows/OS X: Ever had to reinstall a program, but couldn't find your product key? If you have it installed on one of your PCs (or even an old hard drive), Magical Jelly Bean KeyFinder can uncover ...

Your Windows 11 product key is an important piece of information that you’ll be able to access in a few different ways. Here’s a step-by-step guide to help.

Hassle-Free PC Find Product Keys for Installed Software Hassle-Free PC By Rick Broida, Jan 26, 2009 3:43 pm PST ...

If you bought a retail copy of Microsoft Windows or Office, the first place to look is in the disc jewel case. Retail Microsoft product keys are usually on a bright sticker located inside the case ...

Another free utility, Magical Jelly Bean Keyfinder serves up product keys for Windows and Office 2010 (it doesn't support more recent versions of Office) as well as non-Microsoft software. You can ...

Note: You can still use Windows without the key, but it'll have some annoying DRM features. Here's how to find your product key — as well as see if you have a digital license.

Look for the COA on the packaging for the original Microsoft software CD or DVD; typically it is on the back of the case or sleeve. Find the 25-character product key on the COA label.