LibreOffice 7.5 Help
Before you can insert chapter information into a header or footer, you must first set the chapter numbering options for the paragraph style that you want to use for chapter titles.
Choose
In the box, select the paragraph style that you want to use for chapter titles, for example, "Heading 1".
Select the numbering scheme for the chapter titles in the box, for example, "1,2,3...".
Type "Chapter" followed by a space in the box.
Enter a space in the box.
Click OK.
Apply the paragraph style that you defined for chapter titles to the chapter headings in your document.
Choose or , and then select the page style for the current page from the submenu.
Click in the header or footer.
Choose and click the tab.
Click "Chapter" in the list and "Chapter number and name" in the list.
Click Insert and then click Close.
The header on every page that uses the current page style automatically displays the chapter name and number.