How do I change the name linked to a Yahoo email url? It used to be my husband's.

I was in Europe at the time. I have no idea how that happened, but I could no longer email (Removed by Moderator)
It became: (Removed by Moderator)

Very anxiety provoking!

Thank you.
Jazmina

Mod Note,this is a public forum,please do not post personal information

Check the email account settings in the phone's email app.
Check the yahoo account settings at the yahoo.com