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

Wannan tattunawa ta zama daɗaɗɗiya. Yi sabuwar tambaya idan ka na bukatar taimako.

Undelivered mail message

  • 1 amsa
  • 2 sa na da wannan matsala
  • 4 views
  • Amsa ta ƙarshe daga david

more options

My Thunderbird e mail is sending me Undelivered Mail Returned to Sender

when I try to send an email message.
My Thunderbird e mail is sending me Undelivered Mail Returned to Sender when I try to send an email message.

All Replies (1)

more options

That isn't necessarily a problem. Possibly the email is undeliverable. You chose to provide no information, so that's the best advice I can give.