Activate your tomtom

Hello to all, or bought a radio with windows ce 6.0 i just wanted to update the maps tomtom but i can't find the serial number id because in bif me by covered with asterisks how can i fix the problem i enclose a copy of my bif

[TomTom NAVIGATOR]
DeviceName=VOFORAPICALA4GPS09
DeviceVersionHW=Windows CE 6.0
DeviceSerialNumber=
DeviceUniqueID=**********
ApplicationVersion=7910
ApplicationBuildNumber=9185
UserName=
UserPassword=
CurrentColorSchemeBuiltIn=0
CurrentVoiceInfo=Tim
Features=PlusDownloadDynamic,PlusDownloadGeneral,PlusDownloadMap,PlusDownloadPOI,PlusDownloadScheme,PlusDownloadUpgrade,PlusDownloadVoice,PlusDownloadRingTone,PlusMessageNotification,PlusPushChannel,PlusTraffic,PlusWeather,PlusBuddies,PlusMobileSafetyCameras,PlusRoadConditions,PlusFixedSafetyCameras,PlusOnlineCamera,Newyork,Itinerary,Caymann,Durham,Handsfree,PhoneFeatures,CarSymbol,SDSlot,SupportKeyControl
SupportedPatchTypes=1f
NrSupportedErrorTypes=132
UserPatchDatVersion=102
CompressedPatchVersion=150
MapServerPatchDatVersion=104
DeletedPoiDatVersion=200
ServerLineIndexDatVersion=102
ServerNameIndexDatVersion=102

The device ID will be created after a start of the software.
Since the values in your are all wrong I assume they not for your device anyway.
Is there a reason why you need Tomtom instead of something more up to date like IGO?

Thank you for your reply I will try to put igo in sd and see if it should be