Largo Post Series Widget
This widget is useful for single-post pages to show the title and description of the Series the post belongs to.
If the post has not been assigned to a Series, the widget will display nothing.
Options include changing the title of the widget, which defaults to "Related Series." Like other Largo widgets, you can choose from three backgrounds (default, reverse, or none), and optionally hide the widget on desktop displays, tablets, and/or phones: