Navionics Update MSD card for older maps, storage medium, user-friendly update system

If you already have an older Navionics chart in MSD format and need an update, you can purchase an update card from awn. After purchasing the card, simply go to navionics.com and click on "Renew my charts" to download the chart installer. Then follow the instructions to activate the Navionics update with your old chart and receive all the Navionics+ content. Be sure to drag the square selection box on the nautical chart after selecting the area.