The following steps show how to use a footnote in Word 2016 twice – using a “cross-reference”.

With your document open in Microsoft Word open Insert the first footnote by clicking where the first footnote needs to be placed Open the ‘References’ ribbon Select the ‘Insert Footnote’ button and enter in the footnote information. Insert the footnote. Click the 'Document Elements' tab, and then click the 'Footnote' button in the 'Citations' section. A footnote will be inserted at your cursor and you will be taken to the footnote text section to enter the contents of the footnote. The footnote text will be at the bottom of the same page as the footnote, separated by a line. Under the References tab, click Insert Footnote. This will make the superscript appear in the text, where you placed your cursor. The corresponding number will be automatically inserted in the footer of your text. Insert References as Footnotes in Word. Follow these simple step to insert a reference as a footnote and endnotes into your Word document. Click on the page where you would like to add the footnote or endnote. Navigate to the References tab and then click on Insert Footnote. On your keyboard, press Ctrl+Alt+F for inserting a footnote. Word will place a subscript reference number at the earlier position of the cursor and move the cursor to the bottom of the page. The same symbol or number will appear at the place where Word expects you to type the contents of the footnote. Step #3: Type Footnote Content.
To insert a footnote and then use a cross-reference:
- With your document open in Microsoft Word open
- Insert the first footnote by clicking where the first footnote needs to be placed
- Open the ‘References’ ribbon
- Select the ‘Insert Footnote’ button and enter in the footnote information
- Insert the second footnote by clicking where you need it
- Open the ‘References’ ribbon
- In the ‘Captions’ group, click on ‘Cross-reference’
- Set ‘Reference type’ to ‘Footnote’
- Set ‘Insert reference to’ to ‘Footnote number (formatted)’
- Under ‘For which footnote’ select the footnote you need to cross reference
- Click ‘Insert’
- Click the ‘Close’ button to close the window
- Your document is now referring to the same footnote twice.
Important note about updating cross-references

Note: cross-references have a limitation – if you insert another footnote above the original one, the footnote number will update but the cross-reference number will not.
Add Footnote In Word Doc
To update the cross-reference you need to right-click on the number and click on ‘Update’
