Outlook is trying to use SSL.
Go to 'Tools' -> 'Accounts...' -> 'Mail' -> 'Properties' -> 'Advanced'. Uncheck the option to use Secure(SSL).
- 581 Users Found This Useful
Related Articles

Outlook is trying to use SSL.
Go to 'Tools' -> 'Accounts...' -> 'Mail' -> 'Properties' -> 'Advanced'. Uncheck the option to use Secure(SSL).
It appears the free Outlook app for iOS and Android phone does not support newer SNI based...
We are currently running a custom version of sendmail. /usr/sbin/sendmail
The error message "550 Access denied - Invalid HELO name" means that the server you are trying to...
With Microsoft Outlook, it's possible to leave a copy of each message on the mail server after...
When attempting to send email you receive the following message in your mail client software:...
