In the end it depends on your risk profile and adversary model. Usually it’s not a good idea though. Why not have an SSH tunnel to the network/machine and use port forwarding to forward the RDP connection? Or why not use SSH for remote access, period?

As I said “WITHOUT” any custom/special map. I can enter my home address as is and the search / navigation works as expected - same as it would for gmaps, apple maps, …

Works fine in Germany without any Special Maps