09. Footer & Sidebar
The footers and sidebars are controlled by widgets. You can edit these areas under Appearance > Widgets. Just drag/drop in a widget into the widget area. Here is an example of the Footer Widgets from the live preview:
Copyright Text & Additional Options
You can edit the footer copyright text under the Theme Options ( Appearance > Customize). The footer settings are located under "Footer".
You can turn on the sidebar while editing any page under "Page Settings" at the bottom.