Step 1:
Go to the ‘Content’ tab and then select ‘Pages.’ Select the ‘Page Layout’ icon on the home page.
Step 2:
Select the ‘Display’ type to choose from the display options for the platform.
Display in 3, 4, or 6 across for Portrait
Display in 2, 3, or 4 across for Landscape images.
Step 3:
Select ‘Save’. It may take up to five minutes for the changes to show on the front end and you’ll need to refresh the page to see the latest changes.