Step 2. Find the lost product key of your Windows computer. Step 1. Check the back case or the keyboard area of your computer.Ĭurrently, most COA stickers are pasted at the back of the computer. Therefore, if your computer is installed with the original Windows, you can directly check the Windows COA stick and find the missing product key:
Also, the stick is printed with a product key of the current computer operating system.
The COA sticker verifies that the laptop or desktop computer is shipped with an authentic copy of Windows. Find Product Key of Windows 11/10/8/7 from COA StickerĬOA Sticker, known as Certificate of Authenticity Sticker, is widely used on computers that are shipped with Windows operating system by multiple computer manufacturers. Let's go and follow the respective methods to start finding your missing or lost Windows product key now. Here the following, we'll take the latest Windows 11 as an example to show you the whole process. For a more complex Windows built-in method, you may try Method 3, Method 4, and Method 5. For the easiest methods, Method 1 and Method 2 are recommended. Note that the methods are listed from easy to complex. 5 Methods to Recover Lost Product Key on Windows: Here, we'll list 5 reliable methods that you can follow anyone with the respective guide steps to recover lost product key on Windows 11/10/8/7 successfully. However, if you lost or failed to save the product key, how will you be able to find it on your computer?ĭon't worry. How to Recover Lost Product Key on Windows? 5 Methods Are Here to HelpĪs we know that Windows product keys are widely used for Windows operating system activation or reactivation after reinstalling or migrating the OS. On this page, we'll be presenting you with 5 methods and detailed steps to guide you to recover the lost product key on Windows 11/10/8/7 successfully on your own. Don't worry if you lost the product key of the Windows operating system.
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