DOS can only access 2GB partitions, and 2GB is small for winxp, I'd suggest at least 5GB for that. Also most versions of DOS do not support FAT32, but here's a list of which do: http://www.cn-dos.net/msdos71/dosfat32.htm > I would suggest installing XP on a FAT32 partition, as then you can have a > DOS floppy to access the drive, if you need to.