Error 0XC8000247 message says i'm not running genuine windows
Errore windows update 0XC8000247:
OK - il problema (sembra impossibile ma...) e' dato dalla certificazione del driver del(dei) disco(dischi) "your problem is fairly common and is usually caused by a dodgy driver set."
Scarica il driver piu aggiornato Intel Rapid Storage Technology da qui : https://downloadcenter.intel.com/download/26361/Intel-Rapid-Storage-Technology-Intel-RST-RAID-Driver
"Download and install the latest set of Intel Rapid Storage Technology drivers, from http://downloadcenter.intel.com/Detail_Desc.aspx?ProductID=2101&DwnldID=20624&lang=eng&iid=dc_rss "
Riavvia !!
Reboot twice