Good day and greetings. I have the original disk of GP4 and have played it a lot a long time ago on an XP machine. I now have a windows 10 laptop and I'm struggling to get the program to start. After reading many similar posts on this and other forums I have followed this installation method: Install GP4 in it's own folder on C: Download and unzip patch 9.6 Copy patch-gp4.by PaulHeard - Grand Prix 4