This option can be found within the Appearance > WOffice Theming Options > Footer Options > Footer Hero section.
There are a number of options present within this section. These Include:
i) Show: Hides or Shows the display of the Footer Hero within your site.
ii) Background Image: This field, provides an option for you to set a background image to the Footer Hero
iii) Background Image Overlay Color: Enables you to set an overlay color to the set background image
iv) Content: This field enables you to set the text content of the Footer Hero
Sample Footer Hero Output