1] unzip the attached zip file and extract it to the directory that contains your map data.
(This directory MUST have "map_name.mid" file, as in the map that you are going to register).
2] Open the windows command prompt and cd into the directory.
3] Execute the EXE file as shown below:TM6_kg_4_C4PDA.exe your_map.mid
4] It will ask you for your device ID, put that in and it will give you the unlock code 