2. Then select the footnote (below the text, not at the bottom of the page).
3. Then a horizontal line will appear, and then enter the author's profile.
4. Position the cursor behind the author's name, and then click the small arrow at the lower right of "Reference Footnote".
5. Click the symbol in the pop-up window, and then select the blank symbol in front. Then click OK and insert.
6.word automatically jumps to the bottom of the page and enters the required content.