To add a page break while editing a document (Flow)
Mouse-over the section to apply the page break to, tap the ••• and select add page break.
To preview the page break as it will be shown as an exported file PDF, tap the ••• in the top toolbar and select PDF preview.
To remove a preview from a section, tap the ••• on the section and select Remove page break. Note that not all sections can have page breaks applied. Learn more.