I have not had contact with them for a couple of years but they did answer my email at that time. Wie stell ich das an : Navi Software Update : Seite 2 : Habe dann heute mal versucht die v17 aufzuspielen, leider wied... Go part way down the page for the address. Also autotronic is sometimes on this forum. Try LCD repair service he is in Victoria near Melbourne Australia.