Mavic 2 enterprise firmware update July 8, 2019 16 32 64 128 Dji mavic 2 enterprise firmware update Dji mavic 2 enterprise dual firmware update Mavic 2 enterprise advanced firmware update Dji mavic 2 enterprise advanced remote id firmware update Mavic 2 update firmware Mavic 2 update Dji mavic 2 pro update firmware Dji mavic air 2 firmware