I believe its in need of a software update. Have you got the Boating app? Updating charts is simple.

Or ask your dealer about update or upgrade options. '.usr' files and if you update your Lowrance plotter software, you may need to ensure you. 4C XS Geonav 4 Gypsy Geonav 5C Geonav 6 Sun, Geonav 6 Sunshine Geonav 7 Wide. GPS and Chartplotters supported by PC Plotter Version 7. Also read Lowrance version 3 '.usr' files and if you update your Lowrance plotter software, you may need. Bahamas Immigration Card Pdf Reader here. If you can’t update wirelessly on your iOS device, you can update manually using iTunes on a computer that you trust. If your computer is using Personal Hotspot on the iOS device that you’re updating, connect your computer to a different Wi-Fi or Ethernet network before you update. Your device will update automatically overnight. Or you can tap Later and choose Install Tonight or Remind Me Later. If you tap Install Tonight, just plug your iOS device into power before you go to sleep. Later, iOS will reinstall apps that it removed. Remove Seadoo Impeller Without Tool on this page. If a message asks to temporarily remove apps because iOS needs more space for the update, tap Continue or Cancel. Tap Settings >General >Software Update.

If a message says that an update is available, tap Install Now.

Geonav 7 software update