You may view your hard drive in Disk Management and realize there are unallocated spaces. The space will be on the hard drive, but Windows cannot use it. It is like having a spare room in your house ...
Using diskpart, I deleted a partition (volume) on a hard drive. That leaves me with C: and unallocated space which was once . <BR><BR>Reinstalling XP does not format the drive and the reinstallation ...