Hi:
my work lap top hp compact nc 6400 when i log on it is difficult to key press it either
won't or if I wait and go very slow it will type the letter than i wait and type again. but eventually it will take the first letter than run on the entire block with that letter and not let you delete than it just stays that way looks like this ccccccccccccccc
and will not delte ? I shut down and the problem still persests I might add that at work yesterday it did not do this . Thanks

cleaning your laptop keyboard: Howto

You could check with an external plugged in USB keyboard, just to confirm that it is the laptop keyboard (but I think it is)

keyboard

Thanks will clean and advise regards