The homepage Latest News section is display latest 3 blog posts. You can also change the title of this section to something else.
To change the title of this section:
Go to Appearance » Theme Options » Sections » Section 5 » Section Title
To display all Latest news/blog in your website
- Create a page for Blog
- Add title ‘Blog’ and select ‘Blog – Right Sidebar’ page template from Page Attribute section
- Add this page to main menu: Go to Appearance -> Menus
Please check the documentation for to use page templates