Manage spam and mailing lists in Yahoo Mail
Keep only wanted emails in your inbox by managing the ones you don’t want. Learn how to mark or unmark emails as spam or unsubscribe from mailing lists.
Problems viewing or passing CAPTCHA verification
Learn what CAPTCHA is, and why Yahoo uses it to verify you're human.
Protect your kids online
You already do what you can to protect your kids in everyday life, make sure you're doing everything that you can to keep them safe online. Learn how to provide a safe online environment for your child.
Error: All messages from x.x.x.x permanently deferred when sending email to Yahoo
Find out why this error happens and see our recommendations for preventing it in the future.
Limits on sending email in Yahoo Mail
In order to protect people from receiving spam emails, Yahoo sets limits on how many messages can be sent at one time. Learn more about the sending limits.
My contact's Yahoo Mail account is sending spam
Should I delete my contacts if my account was hacked?
Are you concerned about your contacts getting spam after your account was hacked? Discover why it's not necessary to delete all your contacts.
Manage emails not addressed to you in Yahoo Mail
Are you getting messages that aren't addressed to you in your inbox? Find out how to identify their senders and deal with these emails accordingly.
Got a Failed Delivery notice for an email you didn't send
Any time a sent email is rejected by an email provider, an automated Failed Delivery notification is sent to the email address that was provided in the From field of the original sent message. Learn what it means if you got a Failed Delivery message for an email you didn't send.
Report credit card fraud
What to do if you suspect your credit card or PayPal account was used fraudulently to make a purchase.
