How do i reset my ford focus radio?

To reset the radio on the Ford Focus the car should be running and in Park. You should also be aware that the reset will restore the SYNC system back to factory settings thus erasing any personal data. First delete SYNC from the bluetooth settings on Your phone. On Your car display, go to the settings menu and scroll until You see Master Reset. You will get a confirmation message upon pressing OK. The reset will run after which You will need to once again pair Your phone. You can do so by enabling bluetooth on the phone which will make it discoverable on the SYNC system. Once the prompt appears You can press OK. There will be A6-digit PIN which You'll need to enter on the phone completing setup.