Hello Scott07
I am V. Arya, Independent Advisor, to work with you on this issue. In Data tab - Edit Links - Do you see the link which you can update or remove.
Otherwise you can use Findlink Add-int to find links in all other places like Name manager, charts, conditional formats etc.
https://www.manville.org.uk/software/findlink.htm
Standard Disclaimer - This is a non-Microsoft website. The page appears to be providing accurate, safe information. Watch out for ads on the site that may advertise products frequently classified as a PUP (Potentially Unwanted Products). Thoroughly research any product advertised on the site before you decide to download and install it.