GO 730 with lifetime maps in Australia

tuffxf Registered Users Posts: 6
New Seeker
edited September 2020 in Devices using TomTom HOME
Can't seem to update maps, current map in unit is 940.5963. has navcore 9.541
What is the current map for this unit?

How do i go about it and / or how do i actually contact tomtom?
Thanks very much!