Ok... People say that the v5.1 driver works for windows vista. I installed the driver manually through device manager. now It is in network cards.but internet still does not work and when I click diagnose connection problems it says "This computer does not have a wireless network adapter installed and configured." I just installed it and it does not work. this is frusterating and I need urgent help. It needs it for work and I cannot use it. Im totally going to throw the computer out the window. Please help guys!:(