Assigning an MMSI Number to the Garmin AIS 800

  1. Launch the Garmin AIS™ 800 setup software.
  2. In the Connection and Status window, select a COM port from the drop-down list.
  3. Select Connect.
  4. In the Static Data window, enter your nine-digit MMSI number in the MMSI Number field.
    NOTICE

    You cannot change the MMSI number after you assign the MMSI number to your boat. If you assign an incorrect MMSI number, you must return the device to the manufacturer for a factory reset.

  5. Select Save data to AIS 800.
GUID-61A42529-ECEC-4B79-9F77-A5D87D90A579 v8
December 2025