I agree. We just released new software a couple of week’s age. Register both units and get the latest software download. This software download should solve your problem.Joby Humminbird
The latest round of software will solve any interlink issue. If you have any question you can contact our customer service group and they will get the issue resolved. There number is 800-633-1468.
With the latest round of software releases the Interlink issues have been resolved. We also have Ethernet that will connect the units togther to share waypoint, routes, tracks and sonar.