How do I delete word footnotes

1, the general deletion of a footnote to a method, first select the note reference mark, and then hold down the "Del" key to the item's tags and content to delete all.

2, but sometimes to delete all the footnotes above the text document by clicking Find and Replace in the Word toolbar "Edit menu", and then looking for the "footnote mark" in the special character above the find content, replace it with no empty here. Then click "Replace All" to delete all the footnotes. As shown in the figure:

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