Track update

Hi there. I would like to ask for your help. I want to update my trackpack. Here I am thinking of replacing the advertising boards of the tracks with 2018. (For example, Heineken). Where can I read them afterwards? What kind of program can I do?

Thanks for the help!

GP4 Builder: [www.grandprixgames.org]

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My Grand Prix 4 Files
I'm a total dick. How many people can say that?

Thanks your answear! I will see it.