Post
13 has all the info.
All the folders to be kept seperate and in the root of an SD card...
E:\Navigator\Tomtom Navigator.exe ...
E:\UK & ROI V870.3417\Cline.dat ...
E:\Zip\Great_Britain.postal ...
E:\AutoActivate.exe
E:\SHELL.ini
Where E:\ is what your PC calls your card reader...