REASON is probably
you SET a small-size partition (eg. 40000 MB)
when installing Windows (asking you to format harddisk and
do you want to use the whole disk or just a portion of the disk space)
you can follow the step of
回答者 :lauyatkin
回答時間:2007-05-30 22:40:31
very correct and useful.
if that is true, that everything is okay BUT i would suggest
you use partition magic to resize your C drive partition which
is too small and NOT enough later on when more software installed.