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

unblock spam

  • 1 reply
  • 1 has this problem
  • 24 views
  • Last reply by FredMcD

more options

‘I am trying to forward a Weekly Newsletter from a trusted source when I select send/forward this message comes up’ "An error occurred while sending mail. The mail server responded: 5.7.1 Message rejected due to possible spam content. Please check the message and try again."

‘I am trying to forward a Weekly Newsletter from a trusted source when I select send/forward this message comes up’ "An error occurred while sending mail. The mail server responded: 5.7.1 Message rejected due to possible spam content. Please check the message and try again."

All Replies (1)

more options

Try contacting your e-mail provider on this.