The Linux Support Call HOWNOTTO

“Not “My special flowchart says I have to,” just “Linux is
probably reaching out from the hard drive, where it sits as nothing
more than a collection of magnetic potential unkissed by so much as
a single read head, just waiting to influence the hardware before
GRUB can even find it, or the hardware can even acknowledge the
existence of GRUB for that matter (deep breath)… Linux is
reaching out in that manner and wrecking your laptop and it must
come off.”

Complete
Story