One of my contacts wants to change her email address in my list back to an address that she used in the past. When I try to make the change, I get a message that says "This email address already exists in your account." So I type that email address into the search bar and nothing comes up. I don't know how to change this person's email contact back to the email address that she wants to use. Here is a screen capture for reference:
Please help!
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