Heya guys, i'd like to update / upgrade my good old Navigon 4350 Max (Europe 40) to a Navigon 70 Premium.

I already have downloaded q1 2013 maps, poi and nfs files, but i'd like to update "firmware" too, 'cause i got the "old" navigation screen

Any1 has a good guide or any link to download please?

Ty in advance