hyndai santa fe help!!!

Hello there!
I need help to update the GPS Hyundai santa fe.
what card to choose and how?
thank you very much

I give you a very stupid but one that could be expected and very honest answer: It depends on the software

Is there one has an idea of this Chinese screen


Everything (except GPS) runs well
Is there an update for Software .... or program works by
Knowing I tried many programs did not operate SD from memory
Also I have not found in the list on how to enter in order to change my files .... the root of SD MEMORY.

please help