Navigation settings cover the menus, breadcrumbs and scroll behavior. Open them at AppearanceCustomizeTheme SettingsNavigation.
Top Bar Menu
Shows the menu on the right of the top bar. The default is on. This menu uses the Top Bar Menu location.
Responsive Top Bar
Collapses the top bar on small screens. The default is off. A small arrow lets visitors open it. The top bar collapses at the width set in Responsive Menu Collapse.
Primary Menu
Shows the primary menu in the header. The default is on.
Responsive Menu
Replaces the main menu with a menu button on small screens. The default is on. This setting needs Responsive Layout and Primary Menu on. See Layout. With it off, all devices show the regular menu. If the button does not show or open, see Mobile Menu Not Showing or Opening.
Responsive Menu Collapse
The screen width, in pixels, at which the primary menu collapses into the menu button. The default is 1024.
Menu Search
Adds a search icon to the end of the main menu. The default is on. The icon opens a search field. The mobile menu does not show the icon.
Smooth Scroll
Scrolls smoothly to anchor links in the main menu and to the comments link in the post details. The default is on. To add smooth scrolling to another link, give it the puro-scroll class.
<a class="puro-scroll" href="#colophon">Scroll to the footer</a>
For a full walk-through, see Build a One Page Website.
Breadcrumb Trail
Turns on the breadcrumb trail built into Ultra. The default is off. Leave this off to use the breadcrumbs of Yoast SEO or Breadcrumb NavXT. Ultra shows their breadcrumbs when the plugin is active. The trail appears in the content header, on the right of the title. See Breadcrumbs.
Post Navigation
Shows next and previous post links on single posts. The default is on. Two sets of links appear. Small arrows sit on the right of the post details. Larger links with the post titles sit below the post content.
Scroll to Top
Shows a back-to-top arrow once the visitor scrolls 150px. The default is on. The arrow appears on the right of the page.
Mobile Scroll to Top
Shows the back-to-top arrow on mobile devices. The default is off.