i want to get a windows 8 genuine copy for asus k55a laptop how to i get it

[Vinay Kumar vkc]

i bought a asus k55a laptop before two years from us now i removed genuine os and i have installed a piracy copy of windows 8.1 now i want to get back a genuine os [windows 8] and how do i get it

 

[Titillating]

You buy it. Either a full installation disc or a product key that you can enter into an installed copy of Windows to verify it. There are no other ways to obtain a genuine copy of Windows.