We're calling on all EU-based Mozillians with iOS or iPadOS devices to help us monitor Apple’s new browser choice screens. Join the effort to hold Big Tech to account!

Avatar for Username

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

e-mail/box in/out

  • 1 cavab
  • 0 have this problem
  • Last reply by david

cnveneros
cnveneros
more options

cannot send out e-mails or forward e-mails since the latest thunderbird update. Unsing office 365,

I can receive but not send.

cannot send out e-mails or forward e-mails since the latest thunderbird update. Unsing office 365, I can receive but not send.

All Replies (1)

david
david
  • Top 10 Contributor
more options

MS sent messages to users about server changes. Try these: - incoming: outlook.office365.com, port 993, SSL/TLS, Oauth2 (assuming IMAP) - outgoing: smtp.office365.com, port 587, STARTTLS, Oauth2

Helpful?

Sual ver

You must log in to your account to reply to posts. Please start a new question, if you do not have an account yet.