LibreOffice 7.5 Help
Contains a submenu for showing or hiding the horizontal and vertical rulers.
Show or hide the horizontal ruler and if activate, the vertical ruler. The horizontal ruler can be used to adjust page horizontal margins, tab stops, indents, borders, table cells, and to arrange objects on the page.
Show or hide the vertical ruler. The vertical ruler can be used to adjust page vertical margins, table cells, and object heights on the page.