To make linked footnotes , add the following (in text mode) just before your footnotes:
</pre> <h4 id="footnotes">Footnotes</h4> <pre>
Now you need to link each footnote number in the text by using the link of your post and suffixing it (after the /) with
To see an example hover your cursor over or click any linked number in the text and notice how the url of the post changes. It’s a manual labor but I think it’s sometimes worth it.
 Creating Footnotes in WP https://lorelle.wordpress.com/2013/02/26/creating-footnotes-in-wordpress/