There are a few things you should do before starting step 1:
Take the USB drive with the software updates to your vehicle. Turn on your vehicle, and then turn on the radio.
Make sure your car is in a well-ventilated area. Your vehicle will need to be turned on, with the engine running between 25 to 35 minutes. Make sure that your vehicle is not in Accessory mode.
Plug the USB drive in to your vehicle’s USB port.
Press AUX to select SYNC Line In. Press OK.
Media Menu displays, and then Play Menu appears. Press Seek until Select Source is highlighted. Press OK.
SYNC USB displays. Press OK.
USB Selected displays. Press OK.
Press Seek until System Settings is highlighted. Press OK.
Press Seek until Advanced is highlighted. Press OK.
Your dealer can also install SYNC software updates. There may be a charge for this service, so check with your dealer first.
Find SYNC support from your fellow drivers.
Dial up a Ford representative.