Make sure your device has the latest version of iOS or Android OS. Older versions use outdated settings and might cause this error. For assistance updating iOS or Android OS, contact your phone’s manufacturer. After you’ve updated your device to the latest OS, remove and re-add Yahoo Mail on your device.

Why won’t My Yahoo let me log in?

Clear your browser’s cookies. Quit and then restart your browser. Use a different supported web browser. Try logging into a different sign-in page, like our primary login page or the Yahoo Mail sign-in page.

What is the Yahoo server address?

Setup Your Yahoo.com Account with Your Email Program Using IMAP

Yahoo.com (Yahoo! Mail) IMAP Serverimap.mail.yahoo.com
IMAP port993
IMAP securitySSL / TLS
IMAP usernameYour full email address
IMAP passwordYour Yahoo.com password

Why can’t I sign in to my Yahoo account?

Enter your Yahoo ID and password. Click Sign in. If that doesn’t fix the problem, try these steps and attempt to sign in after each one: Clear your browser’s cookies. Quit and then restart your…

What are the most common problems with Yahoo Mail?

Common problems with Yahoo Mail include being able to read emails and sending via the online portal, iPad, iPhone, or Android apps. Top complaints usually involve the sign in page and this isn’t always due to forgot passwords, although lately users complain most about emails not downloading the content, attachments,…

Why can’t I access Yahoo Mail on my mobile device?

Web browsers on mobile devices Some older device’s browsers don’t support secure connections. Unsupported browsers will get a connection error when accessing Yahoo Mail. If your device doesn’t support HTTPS, you can still access Yahoo Mail from a computer.

Why can’t I connect my Yahoo Mail with Thunderbird?

Refer to Yahoo!’s help page for IMAP server settings for Yahoo Mail . If you get the Username or password invalid warning and the Sign-in attempt prevented email when you try to connect your Yahoo Mail with Thunderbird, Yahoo has blocked Thunderbird from connecting because it’s a “less secure” non-Yahoo app.