- 1). Go to the Cobra website (see Resources) and click on "FAQ" at the top of the page. Use the drop-down menus to select "Nav One 2750-2950-3000-3080" and "Software Updates." Click "Submit."
- 2). Click "How do I get and load software updates?" Click the bold "HERE" link. Scroll down and click "Nav One 3000/3080." Click on the latest update link to download the update to the computer.
- 3). Connect the NavOne's power but do not turn it on. Connect a USB cable to the computer, and connect the other end to the GPS. The GPS device's LEDs light up, indicating a connection.
- 4). Double-click on the update file you have downloaded. Click "Next" until the update begins. When you are notified of completion, close the update application and remove the GPS from the computer.
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