You can choose to show or hide Footer Area from this setting. Also you can specify the number of Columns that the Footer will be divided into.
To fill the Footer with Widget, visit WordPress “Appearance” -> “Widgets” where you can find 4 Footer Sidebars specific for footer area.
In this setting you can choose to show or hide copyright area part at the very bottom of the website. Moreover, you can set the text displayed in it.