Setup + Manage Home Page
SETUP HOME PAGE LANDING IMAGE
To configure the home page, go to Appearance > Customize.
Under the section Site Title & Tagline and Landing Image Upload click Select image to choose or upload your desired landing image.
The recommended image size is 1200px x 800px.
Save and publish your changes.
CONFIGURE # OF POSTS PER PAGE
Matchstick is designed with a masonry layout that displays in two columns on the home page and 3 columns on blog archives. Therefore, the layout looks best when multiples of 6 posts are loaded at a time.
Go to Settings > Reading andunder the section Blog pages show at most,enter 6 to have the same layout as the demo site.
Save your changes.