My computer device manager shows Bluetooth peripheral device missing. Kindly suggest me the link for Bluetooth peripheral device drivers for windows 7 64 bit for my dell vostro n1550 laptop
The only update for you computer is a Bios one ( http://www.dell.com/support/drivers/us/en/19/Product/vostro-1550
) are you currently on this bios? if not update to AO5.