Hello: For the lines in the header and footer, you can double-click the header and footer, and in the editing state, click the page layout and border to set the line format.
Paper typesetting, template downloading, problems encountered in the paper, solutions: /zt/lunwen? From=qyzd For more WPS office software tutorials, please visit: or/wpswwww.
If you have any questions, please click on my avatar to ask questions. Wish you a happy life!