|Guides: Page Templates|
Nothing is held back with the default template and assuming menus are enabled it looks like the above.
This template is designed to be used to create a static front page. The page title is not displayed and if Yoast SEC is install, the breadcrumbs are hidden.
This template is designed to be used to create a static under construction page. Page title, menus, breadcrumbs, content footer, and sidebars are hidden. Typically this page only contains an image notifying the viewer the site is not available.
This template contains all of the design features of default without the sidebar.
This template is very similar to the front page template. The difference is breadcrumbs are displayed if enabled.