If you wish to unlock Yahoo account of email, then you are asked here to navigate Yahoo Mail Sign-in page. Thereafter, you are asked to enter your username and password in the specified field and then snap on the Sign-in button. If you are asked here for two-step verification, then do it carefully. https://www.numbersupportcustomerservice.com/blog/unlock-my-yahoo-account/
To see this working, head to your live site.
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