NNG IGO 8 (8.3.5.193799)

Hello,

I just got a new car with as gps NNG IGO8 (8.3.5.193799)

It's on microsd, so how i can update with latest version

I already managed to install a new map but i can't have radar I don't have option to activate it

so i want update it

Thanks in advance

hi JbNitro,
How did you manage to update maps, I tried but new map are not recongnised on my IGO 8.3 !!
Many thanks for your help.