Thread: Kenwood DNX4150BT fw downgrade

Originally Posted by Cool Stinger

Please try to rename your maps on your memory card, like gmapsupp.img, gmapsup1.img, gmapsup2.img and so on.

Thanks! Now my dnx4150bt with firmware 1.7.0 sees maps from the external sd-card from the Garmin folder with the names gmapsupp, gmapsup1 and gmap3d only.