GPS TIPO: GL1 INT LNA

Hola buenos dias, tengo un gps tomtom one 3ª edicion y tengo problemas para actualizar el navcor para que me funcione la hora y no me pierda los satélites, estos son los datos de mi TT
Mucas gracias de ante mano, un saludo

[TomTomGo]
DeviceName=TomTom ONE
DeviceVersionHW=ONE (v6)
DeviceSerialNumber=Y7
DeviceUniqueID=AKXAE CSBRJ
RamDiskVersion=20091014
BootLoaderVersion=55136
LinuxVersion=331278
ApplicationVersionVersionNumber=8562
ApplicationVersion=438269
UserLanguage=Español
UserName=
LastConnectionTime=Never
GPSFirmwareVersion=
BuiltInColorScheme0=Belgica
BuiltInColorScheme1=Brittanica
BuiltInColorScheme2=America
BuiltInColorScheme3=Germanica
BuiltInColorScheme4=Australia
BuiltInColorScheme5=Deuteranopia
BuiltInColorScheme6=Greys
BuiltInColorScheme7=Antarctica
BuiltInColorScheme8=Africa
BuiltInColorScheme9=Astra
CurrentColorSchemeBuiltIn=0
CurrentVoiceInfo=Marta
CurrentMap=Iberia_1030_9524
CurrentMapVersion=1030.9524
CurrentHomeLocation=
Traffic=N
CurrentFuelpricesType=
CurrentFuelpricesTypeString=
CurrentFuelpricesLastFullUpdate=
ValueRatio=Bk9lQYBRbjjVu8QalQ==
Features=PlusEphemeris,PlusFuelPrices,HomeBackup,TTS,TTSCompressed,TTSLoquendo700,VoiceBrowser,LinkVolumeToSpeed,MapShare,Newyork,Itinerary,Caymann,Durham,Leeway,CarSymbol,RDSTMC,SDSlot,InternalFlash,SupportGetAMap
SupportedPatchTypes=3F
NrSupportedErrorTypes=132
UserPatchDatVersion=102
CompressedPatchVersion=150
MapServerPatchDatVersion=104
DeletedPoiDatVersion=200
ServerLineIndexDatVersion=102
ServerNameIndexDatVersion=102
MapShareSupportedProviders=203
CharacterSet=Latin-1
VehicleBrand=
VehicleModel=
VehicleOptions=