Hoping this wil be an easy question.
Trying to update a friends Nav3 based device but keep getting a not compatible(or similar screen error message) So I am curious as too which is the latest that can be used.
Using TTactivator 1.20 to update btw,
Process I have done..
Patched device...
update meta in tools
Downloaded map, installed to device
update meta on device
rebooted...
Map tried to install western europe 1 v1145
Error is you cannot use this map on this device Wester_europe_1
Same with other maps too