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

Kërkoni te Asistenca

Shmangni karremëzime gjoja asistence. S’do t’ju kërkojmë kurrë të bëni një thirrje apo të dërgoni tekst te një numër telefoni, apo të na jepni të dhëna personale. Ju lutemi, raportoni veprimtari të dyshimtë duke përdorur mundësinë “Raportoni Abuzim”.

Mësoni Më Tepër
Arkivuar

Unable to login at server probably wrong configuration or username or password

d.is.the

Hello , I am trying to add a office365 account in thunderbird to a new win10 machine with below

IMAP : outlook.office365.com Connection:SSL/TLS Port:993 Authentication : OAuth2

SMTP smtp.office365.com port:587 Connection:STARTLS Authentication:Outh2

This is returning the error

Unable to login at server probably wrong configuration or username or password

Hello , I am trying to add a office365 account in thunderbird to a new win10 machine with below IMAP : outlook.office365.com Connection:SSL/TLS Port:993 Authentication : OAuth2 SMTP smtp.office365.com port:587 Connection:STARTLS Authentication:Outh2 This is returning the error Unable to login at server probably wrong configuration or username or password

Krejt Përgjigjet (4)

What version of Thunderbird?

The latest one from the site

Matt said

What version of Thunderbird?

The latest one from the site

d.is.the said

The latest one from the site

The number from Help > Troubleshoot Info is best.