The Pretty Happy theme has four footer widgets:
- Footer One Displays a Custom Menu
- Footer Two Displays an Archives widget
- Footer Three Displays a Search Widget
- Footer Four has a Recent Posts widget
Add content to each of the footer widgets
- Navigate to Appearance > Widgets
- Footer One (then Footer Two, Three, and Four
- Drag and drop your desired widgets from the left into your Footer Widget Areas
Note: in order for the widgets to display correctly, you need to have content in each of the Footer widgets.