1. After positioning the cursor on the author's name, click "Reference" to open the footnote setting window; 2. Customize the label item in footnote format, click the symbol, select the blank symbol in the pop-up window, click OK in the symbol window, and then click Insert in the footnote and endnote window; 3. Footnotes are generated at the bottom of the page. Just add relevant information. Continue to click Insert Footnote and add other items.