Hello ,

I have recently installed Windows 8 on my PC on F drive and i already have Windows 7 installed on my C drive, now i found myself comfortable with Windows 8 and now i want to remove Windows 7 which was on C drive (System Drive) and use the space.

I set my default OS to Windows 8.

hello check link for info on removing win7 from duel boot .Click Here good luck

try partition wizard,easily,

i format my parititon with it, reaaly good