To start tracking broken links, simply go to “Shared tracking settings” > “Extra tracking functions” and enable the “Track locations of broken links” option.
From this moment, when someone visits a page that does not exist, WP Full Picture will add extra parameters to that address.
https://yoursite.com/contact-uss/?broken_link_location=[location]&broken_link=contact-uss
This parameter contains the location of the broken link.
This works even if you chose to enable an option to redirect visitors to a custom 404 page).
You will be able to view broken links in your Google Analytics or any other tracking tool’s dashboard. Simply search for pages that contain the parameter “broken_link_location
“.