I have the app on my phone why don't I see the sonar imagery option. I also a current platinum card in my unit. Navionics Australia. Sep 12, 2022󰞋󰟠. ... <看更多>

Learn more: https://www.garmin.com/en-US/c/marine-cartography/ navionics / In this webinar, John discusses how to purchase and install the ... ... <看更多>