I upgraded to firmware 19.20 and you should! Better battery life (6% drop after a 4 hour hike with GPS + Galileo + map from 8% after 2.5 hours GPS only with
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Come aggiornare il firmware Garmin, una guida semplice - The Running Pitt
Garmin Fenix 6 Series gets a hefty Public Beta software update : r/GarminFenix
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Fenix 6S Pro – Erfahrungen und Qualitätsprobleme mit dem Flaggschiff