Set up the booklet or newsletter. Open the publication that you want to print as a folded booklet. In the Format Publication task pane, under Publication Options, click Change Page Size. In the Page Setup dialog box, under Blank Page Sizes, click Booklets, and then click Letter Booklet 8.5 x 11".
insert additional pages Publisher suggests that you insert then. Ensure that Booklet side-folded is selected and. Print on Both. Creating and Printing Booklets.