How to Resolve the Outlook Error 0x800ccc0b When Sending Emails

If you encounter the 0x800ccc0b error when sending an email, the first step is to verify the server configuration information in MS-Outlook. This error typically prevents users from sending emails due to incorrect SMTP server details. Error Message: An unknown error has occurred. Account: ’[email protected]’, Server: ‘mail.yourdomain.com’, Protocol: SMTP, Port: 25, Secure (SSL): No, Error […]