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Downloading Marine Charts to a Chartplotter with Garmin Express™

Note:  See Downloading Marine Charts to a Handheld Device if downloading maps to a marine handheld device.

Garmin Express™ can install Garmin Navionics+™, Garmin Navionics Vision+¹™, BlueChart® g3, and LakeVu® g3 charts directly to a micro/SD card to use in registered marine chartplotters. Before purchasing a map, view the Compatible Devices tab in its product page to ensure device compatibility.


NOTE: Only one chart can be installed to a single micro/SD card.


To download the charts in Garmin Express:

  1. Insert a micro/SD card (32 GB or less) into an SD card reader connected to the computer

    • It is recommended to use a new card

    • Do not use a card that already contains a map file or software update files

  2. Open Garmin Express

  3. Select the vessel associated with the chartplotter

  4. Select Charts

  5. Select the Garmin Express - download cloud icon Download symbol next to the chart name to download the chart

The maps will now be downloaded to the micro/SD card. Once the maps have been downloaded, remove the micro/SD card and insert it into the chartplotter for use.


If the chart download fails, see Garmin Express not Working for Updates and Downloads.


¹ Not including Raster Charts, Satellite Imagery, Sonar Imagery, Quickdraw Community, ActiveCaptain Community. These features are available by download using ActiveCaptain.