To access the Head Unit or establish an SSH connection, you must first enable Ethernet Forwarding Mode.

1. Enable Ethernet FWD Mode.
2. Turn on the Head Unit switch located on the right side of the application window
3. Wait a few moments while the communication channel is established.

Once the connection is ready, the Head Unit status bar will display the device information and connection details, indicating that the communication has been successfully established.

After the connection is active, you can access the Head Unit and use SSH or other supported Ethernet-based communication features like HTTP.