It’s fairly simple but you must be using a Microsoft account on Windows 10 for this to work. To work around it, there’s an option to associate your Product key with your Microsoft Account. Microsoft knows that its activation services fail on occasion. Make sure it isn’t saved where anyone else might have access to it but, also make sure that you do not save the file to a location where it might be deleted by accident. Find your Windows 10 Product Key, copy it to a Notepad file, and save it somewhere safe.

The best solutions are often the simplest ones.

There are two methods you can use to back up a Windows 10 product key and regardless if you have an OEM license or not, you should still back it up. A product key for Windows 10 Home will work regardless if you’re installing the 32-bit version or the 64-bit version. What doesn’t matter when it comes to using a product key is whether you’re installing 32-bit or 64-bit Windows. It is important that you know which Windows 10 edition the product key is for. A Windows 10 Home product key will not be able to activate a Windows 10 Pro installation even if it’s authentic. Product key and Windows 10 editionīefore we show you how to back up a Windows 10 product key, you need to know that product keys are specific for different Windows 10 editions. Regardless of what type of license you have, here are two fail safe ways to back up a Windows 10 product key. A license that you bought separately i.e., one that isn’t associated with hardware is more likely to be lost. Generally speaking, if you have an OEM license, there is little to no need to back it up. The license basically comes with a Product Key that you enter in Windows 10. A Windows license can be bought and used on any system of your choice, or you can by hardware that comes with Windows 10 installed with an OEM license.

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