Now that Microsoft has finally started offering the free Windows 10 upgrade to users across the world, we’re seeing quite a lot of people trying to clean install the new operating system and thus avoid the painful process that the upgrade could turn out to be in case of compatibility issues or any other problems experienced during download and install.



And while the clean install worked for every single version of Windows released in the past, it doesn’t work for Windows 10, so you must not attempt to clean install Windows 10 without upgrading first!



The reason is as simple as it could be: the product keys you have for Windows 7 or 8.1 won’t work in Windows 10 and in order to benefit from the free upgrade, you need to perform the direct upgrade first.

 

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