This 2,500+ word guide will walk you through everything—from understanding the file structure to a step-by-step installation guide and troubleshooting common errors.
). Do not leave them in your "Downloads" folder to avoid accidental deletion. Open OpenCPN Settings: Launch OpenCPN and click the (wrench icon) button. Add Chart Directory: Chart Files Add Directory Navigate to and select your main Update the Database: Ensure "Scan Charts and Update Database" is checked. cm93 v2 charts download install