Processes in Microsoft 365 for setting up Office apps, redeeming product keys, and activating licenses.
File, Page setup, Advanced on the right. Select Folded card, select Quarter-page top fold. Publisher will query about four pages.
Page three is usually left blank in this setup. Page four will have your colophon, For example, "This card is created by Me", this should be dragged to the bottom of the page.
Mary Sauer