Hi, I'm Sandy and I look forward to help you today.
I'm sorry about the issue.
Okay, I will help over the phone support/remote support to fix this issue.
Please accept my phone support offer once and then I will call you.
please click the link:
Scroll down on that page and click "I Agree".
Download/allow and run this program to start remote session.
Please follow the steps given below:
Click the link: https://att.yahoo.com/
Click Sign in at the top right hand side.
Click Forgot Password.
Enter your User ID(or Email ID) and Last Name on that page, click Continue and follow on-screen instructions to create a new password.
And tell me if you're able to create a new password ***** not.