Updating sat nav Renault Megane coupe 64

Traceyjoanne Registered Users Posts: 1
New Traveler
edited January 2019 in Built in car navigation
Hi I have a Renault Megane coupe 64 reg with a carminat sat nav with sd card
i have tried to update this but the serial number is not recognised. Am I doing this wrong
please anyone help as its driving me mad it also has live on it to


  • Troubadix12
    Troubadix12 Registered Users Posts: 2,023
    Revered Voyager
    Hi Traceyjoanne,

    welcome to the TomTom-Community :)

    What exactly do you mean with "but the serial number is not recognised" Which Serial Number at which Point in your Update-Process?