The greatest release by Microsoft is Window 10, and free available to upgrade from window 7, 8, 8.1. It means if you are using window 7 or higher, you can install or upgrade for free. Window 10 will be use old install key, you don’t require key to install. It is necessary to know what should you do after install or upgrade window 10.
[button color=”blue” size=”medium” link=”https://www.youtube.com/watch?v=WtnIjsD291I” icon=”” target=”false”]Video Tutorial[/button]
https://www.youtube.com/watch?v=WtnIjsD291I