This generic Outlook error can have many causes. The most common fix is to repair your Outlook profile: go to Control Panel > Mail > Show Profiles, remove and recreate your email account. Make sure your settings use mail.yourdomain.com for both incoming and outgoing servers with SSL enabled.
For complete Outlook troubleshooting steps and all error codes, see our full guide:
Most Outlook errors are caused by incorrect server settings. Use these values:
- Incoming/Outgoing Server -
mail.yourdomain.com - POP3 Port - 995 (SSL) or IMAP Port - 993 (SSL)
- SMTP Port - 465 (SSL)
- Username - your full email address
- Authentication - enabled for outgoing, SPA disabled
For step-by-step setup: How to Set Up Email in Microsoft Outlook
This article has been consolidated into our Common Outlook Email Errors guide for easier reference.
