Contact Page- Additional Info - How to see history?

Summary:

How do you see the history that is built in the Additional Info Area of People to Cover screen?

Content (please ensure you mask any confidential information):

In the Additional Info section of the People to Cover/Contact area, there is the capability to update the change start. However, when I do that I cannot then view the previous entry. How do I see that?

Original Entry:

New entry:

Click on Submit and now view is. Where is the history? Click on the pencil you get this same entry as if ready to update without seeing any history.

When I do a name change, I can see the history as it says Show Prior Names. Click on it and then it says Hide Prior Names: