IT'S NothinG TO DO WITH THE PHYSICAL KEY. ANd it's a laptop too. you pull off a key anD IT'S Not goinG Back on. I KNow it's nOT A PHYSICAL PROBlem, anD AS FAR AS MY MANy security scanS CAN see, it's nOT A VIRUS OR MALWARE OR ADWARE THINg either. anD IT DID FINd manY ADWARE ANd malware programs. bUT, AS YOU CAN see, it haSN't donE ANythinG.