Windows 10 Setup Product Key Not Working

How to Fix Windows 10 Product Key Doesn’t Work Error

March 29, 2018 11:13 am / Posted by Michael Eric to MS Windows Tips
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“I recently upgraded my laptop from Windows 8.1 to Windows 10 and I planned to perform a clean install. I created an installation media on a USB stick and when I boot my computer with it and install the Windows, it tells me that my Windows 10 product key doesn't work. How to resolve?”

-from Windows Central Forum

Windows 10 not activated

Suppose that you are trying to activate Windows 10 with a free or paid product key, but the computer shows an error message that Windows 10 couldn’t be activated via this key. At this awkward moment, how to fix Windows 10 product key not working issue on your 32-bit/64-bit Windows-based computer in a successful way? In the following content, you’ll get workable solutions.

Solution 1. Check out Internet Connection

Solution 2. Ensure Windows 10 License Key is Accurate

Solution 3. Use Another Windows 10 Serial Key

Solution 1. Check out Internet Connection

How to fix Windows 10 change product key not working? The first measure you need to detect is the Internet connection in Windows 10 computer. Be sure that the Internet is well active, otherwise, you have no way but to restart the computer and try again, or just wait for several days to get Windows 10 activated automatically.

Solution 2. Ensure Windows 10 License Key is Accurate

If you have upgraded to Windows 10 without activation, it won’t impact on your work. However, once you are fed up with the notification that keeps reminding you to get activated Windows 10, the better advice is to activate it successfully. To be honest, we have to take note that Windows 7, 8 or 8.1 keys could not be used to activate Windows 10 from ISO or USB. At the meantime, Windows product keys consist of a series of numbers and letters. Make sure that the key is with right combination. Last but not least, if you use Windows 10 Pro product key to activate Windows 10 Enterprise, Windows won’t accept it and says Windows 10 Pro product key not working. The same as other versions. Consequently, ensure that your license key is correct to activate Windows 10 after a clean installation.

Solution 3. Use Another Windows 10 Serial Key

If you are sure the serial key is able to activate Window 10, but Windows 10 product key not working after clean install, here is a table of public Windows 10 license keys that are shared from other forums and suitable to all editions of Windows 10 for your preference.

Windows 10 Edition

Product Key

Windows 10 Home


Windows 10 Professional


Windows 10 Professional N


Windows 10 Enterprise


Windows 10 Enterprise N


Windows 10 Education


Windows 10 Education N


Windows 10 Enterprise 2015 LTSB


Windows 10 Enterprise 2015 LTSB N


From the above description, you’ll be able to activate Windows 10 Pro, Home Premium or other versions of Windows operating system after a genuine Windows 10 installation with working software key. By the way, SmartKey Product Key Recovery enables you to find out lost serial keys for Windows, Office, SQL, Adobe, etc. in Windows machine; you can figure out activation key at first and check out if it works on your computer. For additional tips, you can also read this post about how to move Windows 10 license to new computer. At last, make use of the comment area to ask for assistance if none of these deal with your activation related issue.

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