How do I fix this mess without making a worse mess?

Kenneth L Shelley

DianaHawks

Hi Kenneth.

You could start by removing the father, Richard Griffen LHQF-CHK, as a child of Richard Griffen KGNJ-QJ and Alice, KGFW-G37

See if that fixes your problem

https://www.familysearch.org/help/helpcenter/article/how-do-i-correct-parent-child-relationships-in-family-tree