Help for Mobile Mail
- Troubleshooting "Unable to process request at this time -- error 999"
- Error message: "421 4.7.1 [TS03] All messages from x.x.x.x permanently deferred"
- Why did I receive an email about a syncing issue?
- Understanding daily email sending limits
- Error message: "421 4.7.0 [TS01] Messages from x.x.x.x temporarily deferred due to user complaints - 4.16.55.1"
- Error: "Server Unavailable" when accessing Yahoo! on iPhone, iPad, iPod Touch
Account locked?
Get immediate assistance if you think your account has been compromised or if you need help getting back in.
Helpful links
- Restore Lost or Deleted Emails
- Can I switch back to the previous design of Yahoo! Mail?
- Send us feedback on Yahoo! Mail
How can we help?
Yahoo! Customer Care is here to help you with your question or issue. Customer support is always FREE of charge from Yahoo!
