I’m on Knime 4.1.1 and I can’t figure out how to set component and output port descriptions. In knime 3 in the wrapped nodes the output node had a Descriptions tab in which I could set the output port name and description. This is missing from Component Output.
You can add description to a component and its ports (and also change its color or icon) by opening the component (hold ctrl and double click in Windows or right click on the component and then select Component > Open) and click on the pencil icon in the “Description” pane, add description and click the save button: