Windows 10 reached EOS (end of support) on October 14, 2025. If you are on Windows 10, see this article.

Prohledat stránky podpory

Vyhněte se podvodům. Za účelem poskytnutí podpory vás nikdy nežádáme, abyste zavolali nebo poslali SMS na nějaké telefonní číslo nebo abyste sdělili své osobní údaje. Jakékoliv podezřelé chování nám prosím nahlaste pomocí odkazu „Nahlásit zneužití“.

Zjistit více

Thunderbird emails

  • 1 odpověď
  • 0 má tento problém
  • 117 zobrazení
  • Poslední odpověď od christ1

I can receive emails but cannot send them although it worked for a little while after an update. Here`s the message which appeared Sending of the message failed.The message could not be sent because connecting to Outgoing server (SMTP) relay.force9.net failed. The server may be unavailable or is refusing SMTP connections. Please verify that your Outgoing server (SMTP) settings are correct and try again. I have checked and everything is ok

I can receive emails but cannot send them although it worked for a little while after an update. Here`s the message which appeared Sending of the message failed.The message could not be sent because connecting to Outgoing server (SMTP) relay.force9.net failed. The server may be unavailable or is refusing SMTP connections. Please verify that your Outgoing server (SMTP) settings are correct and try again. I have checked and everything is ok

Všechny odpovědi (1)

See https://support.mozilla.org/kb/cannot-send-messages

Who is your email provider?

What is your anti-virus software?