HD Format

There are two types of formatting, formatting called
physical and logical formatting. Physical formatting is performed
the end of the factory production process, consisting of
to divide the blank disc into tracks, sectors, cylinders
and isolates bad blocks (damage to the HD).

Remember that you need to follow-up
an IT professional so that there is the loss of their
data at the time of formatting, it is necessary to
a previous backup of your files.