Go to Admin -> Appearance -> Theme options (tab Page) to select a homepage.
Go to Admin -> Pages -> Select Homepage.
home-hero in the page content.
You can set the title, subtitle, image and background image.
You also can custom company items in the
The shortcode of the Latest News block is
The shortcode of the Newsletter subscribe form is
There are have alot of shortcodes in the theme. You can check them in the Shortcode dropdown menu in the editor.