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How to Update Your Charts
with the Chart Installer
The Chart Installer is a free computer application
that lets you to interact with Navionics content any time you need
Update Your Navionics Charts
Connect your card to the computer and launch the Chart Installer. For Navionics® Blank cards, make sure you are in the UPDATE mode.
Select the layers to update. The system provides an estimate on download time and space occupation on your media. Click Start.