How to find smtp server in outlook 365

Last Updated: Feb 18, 2024 by

Outlook 365 is a popular email client used by individuals and businesses alike. It offers a variety of features and integrations, making it a convenient choice for managing emails. However, one common issue that users face is finding the SMTP server in Outlook 365. In this article, we will discuss how to find the SMTP server in Outlook 365 and some tips for troubleshooting common problems.

What is an SMTP server?

Before we dive into finding the SMTP server in Outlook 365, let’s first understand what an SMTP server is. SMTP stands for Simple Mail Transfer Protocol and it is responsible for sending emails from one server to another. In simpler terms, it is the server that handles the delivery of your emails to the recipient’s inbox.

Finding the SMTP server in Outlook 365

To find the SMTP server in Outlook 365, follow these steps:

  1. Open Outlook 365 and click on the “File” tab in the top left corner.
  2. In the “Info” section, click on “Account Settings” and then select “Account Settings” from the drop-down menu.
  3. In the “Email” tab, select your email account and click on “Change”.
  4. A new window will open, click on “More Settings” in the bottom right corner.
  5. In the “Internet Email Settings” window, go to the “Outgoing Server” tab.
  6. Here, you will see the SMTP server listed under “Outgoing mail server (SMTP)”.

Troubleshooting common problems

If you are unable to find the SMTP server in Outlook 365 or are facing issues with sending emails, here are some tips to troubleshoot the problem:

Check your internet connection

The first step is to ensure that you have a stable internet connection. If your internet is down, you won’t be able to send or receive emails.

Check your SMTP port settings

Sometimes, the issue may lie in the SMTP port settings. By default, the SMTP port for Outlook 365 is 587. However, some email providers may use a different port. You can check with your email provider to confirm the correct SMTP port and update it in your Outlook 365 settings.

Check your login credentials

If you are unable to send emails, it could be due to incorrect login credentials. Double-check your username and password to ensure they are correct. You can also try resetting your password if you are unsure.

Check your antivirus and firewall settings

In some cases, your antivirus or firewall settings may be blocking the SMTP server. Check your settings and make sure that Outlook 365 is allowed to send emails.


In conclusion, finding the SMTP server in Outlook 365 is a simple process that can be done in a few clicks. If you are facing issues with sending emails, try troubleshooting the problem using the tips mentioned in this article. By following these steps, you can ensure that your Outlook 365 email is functioning smoothly and efficiently.

Have you faced any issues with finding the SMTP server in Outlook 365? Let us know in the comments.

Gulrukh Ch

About the Author: Gulrukh Ch

Gulrukh Chaudhary, an accomplished digital marketer and technology writer with a passion for exploring the frontiers of innovation. Armed with a Master's degree in Information Technology, Gulrukh seamlessly blends her technical prowess with her creative flair, resulting in captivating insights into the world of emerging technologies. Discover more about her on her LinkedIn profile.