In the built memory see with hidden forlder enable only that

Garmin
GPX
Help
JEPG
keyboards
Map
Poi
Reports
Text
Vehicle
Voice

and 2 archive

.VolumeIcon.icns
nuvi_drive.ico

No more folders, and in the gps menu has City Navigator North America 2010.10 lower state, i want to delete that for including the new version 2010.40 all..............that models make me crazy.....................