Rename the folder to SimpleShell MobileNavigator
and in two files GoCe.exe in mobilenavigator.exe and GoCe.mscr in MobileNavigator.mscr
Put it on the card and reset
If you are not on the card then they also like the internal
download simple shell
[Only registered and activated users can see links. ]
extract with 7zip

after that you can put igo in navigation try
before backup navigation