uninstalling driver/s

> Windows XP Home (upgrade from 98 SE)
> PC upgraded to additional hard drive, was C:, now is F:
> Changed default directory and path to F:
> Plenty of space
> Plenty of processing capability
>
> I just recently tried to update my pc by installing the
> new XP Service Pack 2 and it was unsuccessful. As a
> result I have had to reinstall my OS. I changed the
> default directory path a long time ago, and therefore
> there are programs in both the C: and the F: drives. I
> also noticed that after the reinstallation of the OS it
> created, of course the C: drive as the default
> directory. I am having trouble installing my Microsoft
> IntelliType Pro 2.2 software because I continuously get
> the message that "can't install hardware because it
> already exists" Although I have done the "add/remove
> programs" uninstallation, is there another way to
> uninstall all keyboard drivers so I can reinstall the
> software? Is it possible that the drivers were installed
> under the C: (old) directory and there is a way to go to
> that directory and uninstall it?
>
> Thanks for the help! Peace,
>
> Bobby