In this video see how to download Windows 10 for free directly from Microsoft using Windows 8.1 OS. Windows 10 operating system is completely free to download and install onto your existing Windows desktop, laptop, tablet or phone right now from Microsoft Corporation. No need for a product key if you are upgrading your existing system.
In my Windows 10 download tutorial you will see how to use the new Microsoft Media Creation Tool for 64 bit or 32 bit Windows, that creates USB bootable flash, ISO or Burns DVD media. You can perform a Windows 10 upgrade or Windows 10 clean install for free. Windows 10 download is Genuine Windows 10 operating system and is completely available right now for those customers who have genuine Windows 7 sp1, Windows 8 and Windows 8.1. You will also see how to download Windows 10 iso so you can install this on another computer or do a Windows 10 clean install.
Note: Just thought this was good information for people to know:
You should always have your existing Windows product key handy just in case you ever need it. Microsoft is doing something entirely different with Windows 10. It's called a hardware hash that is sent to Microsoft servers & than a certificate is created to validate your systems activation status. Be sure to Upgrade your existing Windows 7sp1 and 8.1 systems to Windows 10 first before doing a clean install.