How to update firmware of Spark to 1.7.64 version or latest?

Putthi
Putthi Registered Users Posts: 9
Neophyte Traveler
edited January 24 in TomTom Sports
How to update firmware of Spark to 1.7.64 version or latest?

I have linked the watch to tomtom sport connect but it does not update the firmware.

Thanks,
Putthi

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