Update Go 730 failed

PMB Registered Users Posts: 1
New Traveler
edited January 2019 in Devices using TomTom HOME
The final update for my Go 730 did not install correctly. The maps which are installed are from 2008 ! And that is also my last update .
I do not have any administration about my last buy and it is not possible to call TOMTOM. Is it possible to become the latest version again for my Go 730?