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

Cuireadh an snáithe seo sa chartlann. Cuir ceist nua má tá cabhair uait.

Filters

  • 1 freagra
  • 2 leis an bhfadhb seo
  • 7 views
  • Freagra is déanaí ó WestEnd

more options

Help please. How do I remove a filter that always block mails I send to any email adress with the letters FNb in them. The mails always come back as undeliver and say the filter is the problem. I don't even know that I set a filter...

Help please. How do I remove a filter that always block mails I send to any email adress with the letters FNb in them. The mails always come back as undeliver and say the filter is the problem. I don't even know that I set a filter...

All Replies (1)

more options

That isn't a Browser since it's not a email program. Did you check your email provider your using to see how it's configured? And also check your security software if that isn't causing the problem.