First make full backup of your sd card and store it on a safe place on your pc.
Then goto sd mainfolder and look for folder \content\map.
Now first only replace the mapfile of your country for an updated one.
So when you are in the folder \content\map look for the file of your country with extension .fbl and replace this with updated one.
Now go to your car and test the sd card in the unit.
When it shows your current location after you have a sattelite fix, you can update more countries and other stuff.
If you run into license isseus you have to replace the Primo version with a simulair cr*****d one.
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