2. This horizontal line is added by inserting a footnote in the ribbon.
3. This function is usually used to add comments to the content of articles. When this function is selected, the footnote label will appear in the upper right corner of the text. As shown in the figure below, the first label added is 1, and the horizontal line is displayed below, and the number of 1 is displayed below the horizontal line. You can add comments later.
4. Use the mouse to select or move the cursor to select the label of the footnote, and click Delete to delete the horizontal line.
5. The following figure shows the display effect below the document after deleting the text footnote label, and the horizontal line has also been deleted.
6. After clicking the [Replace All] button, the footnotes will be replaced with empty footnotes and the horizontal lines will be deleted.