Mozilla VPN is currently experiencing an outage. Our team is actively working to resolve the issue. Please check the status page for real-time updates. Thank you for your patience.

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.

Avatar for Username

ابحث في الدعم

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

This thread was archived. Please ask a new question if you need help.

I can't send outbound e-mail for O365 e-mail accounts.

  • 1 (رد واحد)
  • 0 have this problem
  • آخر ردّ كتبه christ1

Ravi D
Ravi D
more options

I just set up Thunderbird today with my O365 e-mail for my small business. I am able to receive e-mails correctly, but I am unable to send outbound emails. I double-checked the mail server names and the ports. Please assist.

Thanks!

Ravi

I just set up Thunderbird today with my O365 e-mail for my small business. I am able to receive e-mails correctly, but I am unable to send outbound emails. I double-checked the mail server names and the ports. Please assist. Thanks! Ravi
Attached screenshots

All Replies (1)

christ1
christ1
  • Top 25 Contributor
more options

https://support.mozilla.org/kb/microsoft-oauth-authentication-and-thunderbird-202