The following way to find Windows 11 product key is to run a custom script via Command Prompt. For running the script on your Windows 11 PC, follow these steps.

Method 1: Find Windows 10 Product Key Using Command Prompt Command Prompt (or CMD) is probably the easiest way to find the Windows 10 license key on your computer.

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

Want to reuse your existing Windows license key with a new PC? We explain how to determine if that’s possible.