WordPress SMTP Guide: Effortless Email Solutions for Websites

Ever encountered missing WordPress notifications? Or broken contact forms? Or emails sent straight to spam? Well, you’re not alone. Sending emails through your website can be a frustratingly unreliable affair. But wait; the professional WordPress development services swear by a solution – WordPress SMTP.

SMTP stands for Simple Mail Transfer Protocol, and it’s the industry standard for secure and reliable email delivery. It’s like DHL or FedEx delivering the websites’ emails to their destination efficiently and safely.

But what is WordPress SMTP? How to use it? And how does it differ from the default WordPress email system? These are the questions I’m going to try and answer through this blog. So let’s begin with the “What”.

What is WordPress SMTP?

SMTP, or Simple Mail Transfer Protocol, is a communication protocol used for sending emails between servers. WordPress SMTP is a method of routing emails through a designated server instead of relying on the hosting server. SMTP helps enhance the reliability of email delivery from your WordPress website.

By utilizing SMTP, WordPress can securely transmit emails through authentication and encryption. That improves both email delivery and security.

Many WordPress hosting providers have limitations on the number of emails that can be sent. But SMTP can help bypass these restrictions. Furthermore, SMTP lets you use professional email services, such as Gmail or Outlook, to send emails from your WordPress site. That helps maintain a professional image and provides better tracking and management of outgoing emails.

Key Features of WordPress SMTP

  • Authentication: Secure your emails with SMTP authentication protocols like SMTP-AUTH and STARTTLS. They prevent unauthorized access and email spoofing.
  • Encryption: Encrypt your emails in transit with protocols like TLS and SSL. That ensures sensitive information remains confidential.
  • Dedicated SMTP servers: Bypass shared servers used by WordPress. That boosts your email reputation and landing in the inbox, not the spam folder.
  • Reputation management: Monitor your email deliverability health and take proactive steps to maintain a clean reputation.
  • Whitelisting: Add your domain to trusted sender lists for increased inbox placement rates.
  • Email logging: Track and analyze all sent emails. So you can identify potential issues and optimize your sending strategy.
  • Email scheduling: Schedule your emails to be sent at specific times. So they reach recipients when they’re most engaged.
  • Email templates: Create and manage reusable email templates. That ensures consistent branding and messaging across your communications.
  • Customizable notifications: Choose which WordPress notifications you want to send via SMTP and which to handle through the default method.
  • Integration with popular email providers: Connect your WordPress site to a variety of email service providers like Gmail, Amazon SES, Mailgun, and more.
  • Open and click tracking: Gain valuable insights into recipient engagement with your emails.
  • Bounce handling: Manage bounced emails effectively and prevent future delivery issues.
  • Delivery reports: Receive detailed reports on the status of your email deliveries.

These are just a few features common amongst the different SMTPs. But the specific features will depend upon which WordPress SMTP plugin you choose for your website.

These features will help you transform your WordPress email experience, among other benefits. We’ll cover them in the next section.

What are the Benefits of using WordPress SMTP?

Sure, delivering emails to inboxes is a win. But WordPress SMTP offers far more than just bypassing the spam folder. Let’s take a look at the benefits of SMTP for your WordPress website:

  • Improved Email Deliverability: SMTP is a standardized protocol used for sending emails. WordPress SMTP ensures your emails are sent through a dedicated mail server for better deliverability. This is important for user registrations, password resets, transactional emails, and more.
  • Reduced Email Marked as Spam: Emails sent through the default WordPress mail function might be flagged as spam by some email providers. SMTP authenticates your email server and provides a more trustworthy sending environment. That helps reduce the chances of your emails being marked as spam.
  • Avoidance of Email Delivery Issues: Using SMTP can help you avoid common email delivery issues like, emails not being delivered or being delayed.
  • Enhanced Security: SMTP can provide a more secure way of transmitting emails by encrypting the communication between your WordPress site and the email server. This is particularly important when sending sensitive information or when dealing with user accounts and passwords.
  • Customization and Control: SMTP allows you to have more control over the email sending process. You can customize various settings, including the sender name, sender email address, and reply-to address. So you can create a more professional and branded email communication.
  • Tracking and Logging: SMTP setups often come with logging features that allow you to track the status of your sent emails. That can be useful for troubleshooting and monitoring email activity.
  • Reliability and Scalability: SMTP servers are specifically designed for sending emails. That means a more reliable and scalable solution compared to the default mail function in WordPress. This benefit is especially important for websites with a large user base or high email volume.
  • Support for Third-Party Email Services: Many SMTP plugins for WordPress allow you to easily integrate with third-party email services like Gmail, SendGrid, or Amazon SES. That can be beneficial for leveraging the features and deliverability of these specialized email services.

More than just emails reaching inboxes, SMTP is about empowering your website to connect with users more effectively. It ensures more trust among the users and helps you achieve your business goals more efficiently.

It’s a recommended practice for anyone serious about effective and reliable email communication from their WordPress site. You can either consult with a dedicated WordPress development company or follow the process shown in the next section.

How to Set Up SMTP for WordPress?

So, impressed by the benefits offered by SMTP for WordPress websites? Then the next step for you is to set up SMTP for your website. From installing and activating an SMTP plugin to configuring the settings and testing the connection, let me tell you the process for setting up the simple mail transfer on your website.

Step 1: Choose and Install an SMTP Plugin

Again, WordPress shines through its plugins. There are several plugins available for SMTP configuration on the website. Make sure you choose the best WordPress plugin after careful consideration.

After choosing the suitable one, install the WordPress plugin through this process:

  1. Go to your WordPress admin dashboard.
  2. Navigate to “Plugins” > “Add New.”
  3. Search for an SMTP plugin. Some popular options include “WP Mail SMTP,” “Easy WP SMTP,” and “Post SMTP Mailer/Email Log.”
  4. Install and activate the plugin of your choice.

Common SMTP plugins for WordPress websites include WP Mail SMTP, POST SMTP, and Easy WP SMTP.

Step 2: Configure the SMTP Settings

After activating the plugin, the next step is to configure the settings. Specific configuration options and their locations may vary depending on the chosen SMTP plugin. Consult the plugin’s documentation for detailed instructions and guidance on available features.

wp smtp settings

In the SMTP settings page, you’ll find fields to enter the details of your SMTP server. These details are provided by your email service provider or hosting service. Common settings include:

  • SMTP Host: The address of your SMTP server (e.g., smtp.yourprovider.com).
  • SMTP Port: The port number for the SMTP server (commonly 587 or 465).
  • Encryption: Choose either “SSL” or “TLS” based on your server’s requirements.
  • SMTP Authentication: Enable this option.
  • Username: Your SMTP username.
  • Password: Your SMTP password.

Depending on the SMTP plugin, you may find additional options such as ‘From Name’ and ‘From Email.’ These settings allow you to customize how your emails appear to recipients. After entering the necessary information, look for a “Save Changes” or “Update Settings” button. Then click on it to save your SMTP configuration.

Step 3: Test the SMTP Connection

After configuring the settings, you will need to send a test email to ensure it’s functioning correctly. This step helps ensure that your WordPress site can successfully communicate with the SMTP server and send emails.

  1. In the settings or configuration page of the SMTP plugin you installed, there should be a section dedicated to testing the SMTP connection. Look for an option like “Test Email,” “Check SMTP,” or something similar.
  2. In the testing section, you’ll be prompted to enter an email address where you want to receive the test email. This is usually a field labeled “Send a test email to”.
  3. Once you’ve entered the test email address, initiate the test email by clicking a button like “Send Test Email” or “Check SMTP Connection”. The plugin will attempt to send a test email using the configured SMTP settings.
  4. Open the email account specified for testing and check if the test email arrives. It might take a few moments for the email to be sent and delivered.
  5. Confirm that the test email contains the expected information, such as the sender’s name, subject, and body. Ensure that there are no errors or issues with the content of the email.

But if the test email is successfully sent and received, congratulations! Your WordPress site is now configured to use SMTP for sending emails. You can be more confident that important communications, such as user registrations and password resets, will be reliably delivered.

If the test email doesn’t arrive or if there are any issues, review the SMTP settings in the plugin configuration. Double-check that all details are accurate, including the SMTP server address, port, username, and password.

If the problem still persists, I suggest you hire dedicated WordPress developers. They will analyze the setup and reconfigure it for better mail transfer.

What are the Alternatives to SMTP for WordPress?

While SMTP is a widely used and reliable method for sending emails from WordPress, there are alternative methods and services you can explore. Here are some alternatives to SMTP for handling email delivery in WordPress:

WordPress’s Default Mail Function

WordPress has a default mail function that utilizes the PHP mail() function. While it is simple to set up, it may have limitations in terms of deliverability and functionality. It is suitable for basic email notifications on low-traffic websites.

API-based Email Services

Some websites leverage API-based email services, where they use the APIs provided by email delivery services to send emails. This can include services like SendGrid, Mailgun, and Amazon SES, which offer APIs for developers to integrate into their applications or websites.

Third-party Email Marketing Platforms

Email marketing platforms such as Mailchimp, Constant Contact, and Sendinblue can be integrated into WordPress for handling email campaigns and newsletters. These platforms often provide advanced features, analytics, and subscriber management.

Managed Email Hosting

Some managed hosting providers offer specialized email hosting services along with web hosting. This can be a convenient option, especially for smaller websites with moderate email requirements. Managed email hosting typically includes features like webmail, spam filtering, and easy integration with WordPress.

Self-hosted SMTP Server

Instead of relying on third-party services, you can set up your own self-hosted SMTP server. This involves configuring and maintaining an SMTP server on your web server or a separate server. While this provides more control, it requires technical expertise and may not be suitable for everyone.

When choosing an alternative to SMTP, consider factors like ease of setup, deliverability, scalability, and more. Make sure your chosen method complies with best practices for email delivery and the website requirements.

If you want to implement any of these SMTP alternatives to your WordPress website, our WordPress experts are here to help you out.

FAQs on WordPress SMTP

Do I need technical knowledge to use WordPress SMTP?
While some technical knowledge may be required for the initial setup of WordPress SMTP, most plugins offer user-friendly interfaces and step-by-step instructions. This makes it easy for even beginners to use WordPress SMTP without any coding knowledge.
What should I do if my emails are still not being delivered after setting up WordPress SMTP?
If your emails are not being delivered after setting up WordPress SMTP, you can troubleshoot the issue by checking the SMTP server address, port number, and login credentials. You can also try switching to a different plugin or contacting your email service provider for assistance.
Are there any plugins available for using WordPress SMTP?
Yes, there are several plugins available in the WordPress repository that can help you set up and use WordPress SMTP. Popular options include WP Mail SMTP, Easy WP SMTP, and POST SMTP.


Sometimes, WordPress website users need to navigate through the complexities of email delivery. But don’t worry; WordPress SMTP ensures your messages reach their destination efficiently and securely.

Remember, implementing WordPress SMTP is not just about ticking a technical box. SMTP improves the user experience and fosters stronger connections with the audience. Just choose and install the SMTP plugin, configure the plugin settings, and then, test the mail delivery. With WordPress SMTP by your side, your website email delivery will be even more efficient and secure.

So, want to set up WordPress SMTP on your website? Then have a consultation with us today!

Mehul Patel is a seasoned IT Engineer with expertise as a WordPress Developer. With a strong background in Core PHP and WordPress, he has excelled in website development, theme customization, and plugin development.

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