• Microsoft allows anyone to download and install Windows 10 for free without the need for a product key. With only a few minor cosmetic restrictions, it'll keep working for the foreseeable future. After you install Windows 10, you can even pay to upgrade to a licenced copy.
• You'll need to get Windows 10 installed. You can get a copy of it directly from Microsoft, and you don't even need a product key.
• On Windows systems, there is a Windows 10 download programme that will assist you in creating a USB stick to install Windows 10.

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