1 cd, must be a best buy or walrmart pc
My i7 has 2 mobo cds,cd for pci-e video card,7.1 surround sound card, killer gigabyte network card has 1 cd,windows 1 cd,nero pro burning has a cd.
you only got 1 disc ,lol

formatting pc is so easy
it takes max 1h with windows
i have no idea what are you talking about but my CD is automaticly install my drivers so stfu

formated your pc and your back online si fast.
reinstall knight online on steam all the other ppl posted a hr ago are in game currently and they posted nothing works before the post on reinstalling, i highly doubt you formated your hd,it take you min 3 hrs to install your drivers via hardware let alone Windows, then your other software apps and games.