How to set the sidebar footer
To set the columns footer you need to go in Appearance > customize > Footer settings ( see screenshot )
Enter content in the 3 columns/sidebar by dragging the widgets that you prefer
First Footer Widget Area
Second Footer Widget Area
Third Footer Widget Area
In the first column drag the widget “SPARROW About” and complete it with image and text like the screenshots.
In the second and third column, we used “SPARROW Recent Post” and “SPARROW Advertising” widgets