Post Format: Gallery Post Format: Gallery on December 10, 2017 by admin Categories: Post Formats, Template You can use this page to test the Theme’s handling of the shortcode, including the columns parameter, from 1 to 9 columns. Themes are only required to support the default setting (3 columns), so this page is entirely optional. “Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.”