Prevent sign-in problems by adding your mobile phone number to your account.
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If you're unable to sign in to your account, try these troubleshooting steps to regain access.
Learn why you're seeing 'First time signing in from here?' and what steps to take next.
If you think someone is accessing your Yahoo account without your permission, this article describes how to tell if it has been compromised and how to secure it.
Learn how to protect yourself online by using our password security best practices.
Steps to register for a new Yahoo account on a desktop or mobile device.
Find out why Yahoo Account prompts you to update your password.
You can add an extra layer of protection to your Yahoo account by activating the two-step verification feature.
Yahoo won't ask you to pay for support. Find out what else we won't ask for, including credit card info and your Yahoo password.
How to register a Yahoo account using a mobile Web browser.
Use Sign-in Helper to get back in to your Yahoo Account.
Go to Sign-in Helper