Hai, can anybody tell me why is it impossible to install an OEM version (genuine downloaded form MS site) without a product key? The product key should be on the motherboard and is I am correct, the key will be automaticly filled in, if I say it correct. The laptop with the touchscreen (asus) is brand new. This laptop is not mine. I did not want to know why he formatted c, I only want to solve this issue. There are many ways to get this solved the illegal way, but it has to be legal, thats why I am asking here for help. So please no question about why he did it. If I wanted to solve i