trasnfer TTGO.bif only to SD card , using memory card reader only and connect to TTHome automatically updating the Navcore to 9.4 and then install new North Anerica map 885.4087 automatically patched and then... after rebooting the TTGO the map won't recognize . " Problem with Map you cannot use this map on this device; North_America_2GB_512" please help?
thanks,