In the edit mode, changes can be made to the current color way. This is done in the window displaying the current color way. Clicking on a name in the color way window produces a dialog to change that name. Clicking on a color swatch to the right of a name beings up a color dialog for selecting a new color for that name. In the editing mode, pressing the meta key while clicking on a line of the color way causes the color to be deleted.
Shortcuts exist for all interface features.
There nonetheless can be confusion about the current mode.