Outlook: Error 0x800C013B When You Attempt to Send a Message

Email | Updated 2026
Correct Email Settings

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.

  • 577 Users Found This Useful

Was this answer helpful?

Related Articles

What is my master mail account?

Email & Webmail | Updated 2026 Your master mail account is the default email account that...

Outlook: Your POP3 Server Has Not Responded or TCP-IP Error

Email | Updated 2026 Quick Answer This error means Outlook could not reach the mail...

Does email on the server count towards my allotted space?

Email & Webmail | Updated 2026 Yes, email stored on the server counts towards your...

Fixing Outlook SSL Certificate Warnings

Email & Webmail | Updated March 2026 If Outlook shows a certificate warning like "The...

What port does POP3 run on?

Email | Updated 2026 Quick Answer POP3 uses port 110 (unencrypted) or port 995 (SSL/TLS)....



Save 30% on web hosting - Use coupon code Hosting30