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

Caută ajutor

Atenție la excrocheriile de asistență. Noi nu îți vom cere niciodată să suni sau să trimiți vreun SMS la vreun număr de telefon sau să dai informații personale. Te rugăm să raportezi activitățile suspecte folosind opțiunea „Raportează un abuz”.

Află mai multe
Arhivate

Unable to login to mail server

david răspuns
jam3s.cky

I am using Thunderbird for my O365 Outlook, until recently gotten this msg "Login to server outlook.office365.com with username ###@###.### failed." but I can login online perfectly fine.

Here are my Server Settings Server Type: IMAP Mail Server Server Name: outlook.office365.com Port: 993 Connection security SSL/TLS Authentication method: Normal password

Outgoing Server (SMTP) Settings Server Name: smtp.office.365.com Port: 587 Authentication method: Normal password Connection security STARTTLS

Pics attached for better understanding.

I am using Thunderbird for my O365 Outlook, until recently gotten this msg "Login to server outlook.office365.com with username ###@###.### failed." but I can login online perfectly fine. Here are my Server Settings Server Type: IMAP Mail Server Server Name: outlook.office365.com Port: 993 Connection security SSL/TLS Authentication method: Normal password Outgoing Server (SMTP) Settings Server Name: smtp.office.365.com Port: 587 Authentication method: Normal password Connection security STARTTLS Pics attached for better understanding.
Capturi de ecran atașate

Toate răspunsurile (1)

I believe office365 now requires an APP password (one that is unique for email clients, not the same one used for web access. There should be more information at your email host for this. A web search for office365 and APP password will show a number of sites with info.