Fix conditions for showing Summary on lost vehicle

src/VehicleSetup/SetupView.qml

@@ -120,9 +120,11 @@ Rectangle {
         target: multiVehicleManager
 
         onParameterReadyVehicleAvailableChanged: {
-            if (parameterReadyVehicleAvailable || summaryButton.checked) {
+            if (parameterReadyVehicleAvailable || summaryButton.checked || setupButtonGroup.current != firmwareButton) {
-                // When a new vehicle shows up we switch to the Summary View. If the Summary View is already showing
+                // Show/Reload the Summary panel when:
-                // and a vehicle goes away, we must reload it to show new disconnected Qml
+                //      A new vehicle shows up
+                //      The summary panel is already showing and the active vehicle goes away
+                //      The active vehicle goes away and we are not on the Firmware panel.
                 summaryButton.checked = true
                 showSummaryPanel()
             }