Okay, so i get a tip on hp advisor to clean my fans with a compressed air can, i do everything it told me to : turn off computer and make sure ac adapter is unplugged. Igive it a good cleaning and a bunch of dust flew out ( first time cleaning fan since i got the computer 18 months ago. I turn my laptop on and i get a message saying one of my fans is not workng . I had also updated the BIOS before cleaning if that has anything to do with it.... Pleade help guys without the fan my laptop hits 86 celsius while browsing the internet....