This site will have limited functionality while we undergo maintenance to improve your experience. If an article doesn't solve your issue and you want to ask a question, we have our support community waiting to help you at @FirefoxSupport on Twitter and/r/firefox on Reddit.

Search Support

Avoid support scams. We will never ask you to call or text a phone number or share personal information. Please report suspicious activity using the “Report Abuse” option.

Learn More

Èròjà atẹ̀lélànà yii ni a ti fi pamọ́ fọ́jọ́ pípẹ́. Jọ̀wọ́ béèrè ìbéèrè titun bí o bá nílò ìrànwọ́.

need to communicate with person,,,

  • 2 àwọn èsì
  • 1 ní ìṣòro yìí
  • 2 views
  • Èsì tí ó kẹ́hìn lọ́wọ́ cor-el

more options

Your connection is not secure

The owner of us-mg5.mail.yahoo.com has configured their website improperly. To protect your information from being stolen, Firefox has not connected to this website.

Learn more…

Report errors like this to help Mozilla identify and block malicious sites

us-mg5.mail.yahoo.com uses an invalid security certificate.

The certificate is not trusted because the issuer certificate is unknown. The server might not be sending the appropriate intermediate certificates. An additional root certificate may need to be imported.

Error code: SEC_ERROR_UNKNOWN_ISSUER

Your connection is not secure The owner of us-mg5.mail.yahoo.com has configured their website improperly. To protect your information from being stolen, Firefox has not connected to this website. Learn more… Report errors like this to help Mozilla identify and block malicious sites us-mg5.mail.yahoo.com uses an invalid security certificate. The certificate is not trusted because the issuer certificate is unknown. The server might not be sending the appropriate intermediate certificates. An additional root certificate may need to be imported. Error code: SEC_ERROR_UNKNOWN_ISSUER

Ọ̀nà àbáyọ tí a yàn

hi, could you please give us more information about the error by clicking on the error code, copying the text to the clipboard and then pasting it here into a reply in the forum like shown in the screenshot.

thank you!

Ka ìdáhùn ni ìṣètò kíkà 👍 0

All Replies (2)

more options

Ọ̀nà àbáyọ Tí a Yàn

hi, could you please give us more information about the error by clicking on the error code, copying the text to the clipboard and then pasting it here into a reply in the forum like shown in the screenshot.

thank you!

more options

Do you use a bookmark or are you starting with the main (home) page of this website?

If you use a bookmark then navigate to the web page starting with the main page or the sign in page in case there is a problem with this bookmark.

Try to use a shorter domain like https://mail.yahoo.com/