How do you fit a new aerial to a Ghia 2005 Ford Mondeo?

To fit a new aerial to a 2005 Ford Mondeo Ghia, first ensure the vehicle is turned off and disconnect the battery for safety. Remove the old aerial by unscrewing it from the base on the roof or body of the car, then disconnect any wiring if applicable. Attach the new aerial by securing it in place and reconnecting any necessary wiring. Finally, reconnect the battery and test the aerial for proper functionality.