Troubleshoot & Fix: WordPress Email Delivery Issues Resolved

Setting up a WordPress website is an exciting journey, but sometimes, users encounter a common yet frustrating issue – WordPress not sending emails. Imagine the scenario: you’ve mightily crafted a compelling newsletter, and your website visitors eagerly sign up to stay in the loop. However, the excitement wanes when you realize that your subscribers aren’t receiving the newsletters they eagerly signed up for.

WordPress not sending email can throw a twist into the smooth functioning of your website’s communication channels. Whether it’s about delivering newsletters, processing user registrations, or sending essential notifications – an email malfunction can lead to missed opportunities and user dissatisfaction.

Fear not! Our article is written to navigate you through effective solutions to the WordPress not sending email challenge. From verifying email settings, implementing advanced measures like SMTP plugins, to the benefits of opting for WordPress maintenance services to uphold such functionalities flawlessly, we’ve got you covered. 

By the end of this content, you’ll not only troubleshoot the immediate issue but also gain the knowledge to prevent such setbacks in the future.

What Does WordPress Not Sending Email Issue Mean?

The WordPress not sending email issue signifies a breakdown in the platform’s ability to dispatch emails effectively. In a well-functioning WordPress website, emails play a pivotal role. WordPress emails serve purposes like user registrations, password resets, and communication with subscribers. When this essential feature fails to operate, it can lead to a range of disfavored consequences: 

  • User Engagement Impact: Failed email deliveries can lead to users missing crucial information, hampering engagement and timely updates.
  • Trust Issues: Hindrance in communication may erode trust between the website and its audience, affecting the perceived reliability of your platform.
  • Functional Disruption: Malfunctioning emails not only affect user registrations, subscription confirmations, and other vital interactions but also disrupt the overall operational flow of your website.

The WordPress not sending email issue goes beyond a mere technical glitch. Its consequences extend to user engagement, trust, and the overall functionality of your website. Addressing this problem promptly is not just about fixing a feature; it’s about ensuring a seamless and reliable user experience. 

It’s a critical aspect of website maintenance, to avoid such consequences you can consider exploring options such as WordPress maintenance packages that provide ongoing support and proactive solutions.

Causes of WordPress Not Sending Email Error

Encountering issues with WordPress not sending emails can be perplexing. Understanding the root causes is crucial for effective resolution. Here, we’ll explore three primary culprits: server misconfiguration, email deliverability hurdles, and potential glitches within the WordPress core. Unraveling these causes is the first step towards restoring the seamless flow of emails on your WordPress website.

1. Server Misconfiguration

When it comes to the complexities of a WordPress website, certain technical aspects demand attention to maintain optimal performance. One such critical element is understanding the WordPress server requirements, which plays a pivotal role in ensuring the smooth transmission of emails.

  • Incorrect SMTP Settings: Accurate configuration of Simple Mail Transfer Protocol (SMTP) settings is imperative. Incorrect settings can disrupt the communication flow between your WordPress site and the mail server, leading to failed email deliveries.
  • Server Blacklisting: A blacklisted server can be detrimental to email deliverability. Email providers may block or redirect your messages to spam folders, diminishing the chances of important communications reaching recipients.
  • DNS Settings Discrepancies: Misaligned Domain Name System (DNS) settings can impede the proper routing of emails. This misalignment may cause emails to go astray or, in severe cases, remain undelivered, affecting user interactions.
  • Firewall Interference: Stringent server firewalls could act as barriers to outgoing emails, resulting in a breakdown in communication between your WordPress site and the email server. Addressing firewall settings is crucial for uninterrupted email transmission.
  • Configuration Audits: Regular audits of server configurations are essential. Ensuring that settings align with recommended standards and are updated appropriately helps maintain a smooth email communication process on your WordPress site.

For the intricate task of addressing server misconfiguration, seeking the expertise of WordPress developers is advisable. Their proficiency ensures meticulous handling of settings and optimal functionality, addressing the root causes and preventing future disruptions in email transmissions.

2. Email Deliverability Issues

Ensuring optimal email deliverability is vital for effective communication through your WordPress site. Without encountering issues, understanding and addressing potential challenges in this area is crucial for maintaining a seamless user experience.

  • SPF/DKIM Authentication Problems: Authentication through Sender Policy Framework (SPF) and DomainKeys Identified Mail (DKIM) is fundamental. Authentication failures can lead to legitimate emails being marked as spam or rejected, affecting overall deliverability.
  • Spam Filters Blocking Emails: Aggressive spam filters may wrongly categorize legitimate emails as spam, diverting them away from recipients’ inboxes. This can result in users missing important communications and updates.
  • Inadequate Email Content: Poorly crafted or suspicious-looking email content can trigger spam filters. Ensuring clear, relevant, and well-formatted content is crucial to improving the chances of emails reaching recipients.
  • Email Volume and Frequency Management: Sending a high volume of emails in a short time or irregular patterns might trigger spam filters. Balancing email volume and frequency is essential to maintain a positive sender reputation and enhance deliverability.
  • Unsubscribed or Bounced Emails Handling: Continuing to send emails to unsubscribed or bounced addresses harms deliverability. Regularly cleaning and updating your email list is crucial to maintaining a positive sender reputation and improving overall deliverability.

Successfully managing email deliverability issues is crucial for sustaining effective communication through your WordPress site. Remember, a proactive approach to deliverability is key to maintaining a positive sender reputation and ensuring a seamless user experience on your WordPress platform.

3. WordPress Core Issues

When it comes to the heart of your WordPress website, the core plays a crucial role in its functionality. However, without encountering issues, it’s essential to understand potential problems within the core that may disrupt email transmissions.

  • Bugs or Glitches: Even a well-maintained core can have common WordPress errors. These issues might impact the email-sending functionality, requiring careful inspection and debugging to ensure a smooth operation.
  • Compatibility Challenges: Updates or installations of plugins and themes may lead to compatibility challenges within the WordPress core. Such conflicts can affect various functionalities, including email sending, necessitating adjustments for harmonious operation.
  • Outdated Core Versions: Operating on an outdated WordPress core version may expose your site to vulnerabilities and functionality gaps. Regular updates are essential to maintain WordPress security for optimal performance, including seamless email transmissions.
  • Configuration Settings: Misconfigurations in WordPress settings within the core can result in email errors. Verifying and adjusting these settings is crucial for ensuring the accurate and timely delivery of emails to your users.
  • Integration Hurdles: Integrations with third-party services or applications may pose challenges within the WordPress core. Ensuring smooth integration and addressing any conflicts is essential for maintaining a reliable email system.

While the WordPress core is a powerful foundation for your website, it can still be a source of multiple errors. When facing issues that require editing core files, reaching out to a WordPress development company is advisable. Let the experts handle the complexities, ensuring a stable core and smooth email functionality for your WordPress site.

Fix WordPress Not Sending Email Error

Facing the WordPress email delivery challenge can disrupt vital communication channels on your website. However, a methodical approach to troubleshooting can efficiently resolve this issue and restore seamless email functionality. Let’s explore a step-by-step guide to fix WordPress not sending email errors and ensure uninterrupted communication with your audience.

1. Verify Email Settings

Dealing with WordPress not sending email errors requires a meticulous examination of your email settings. A misconfiguration in this crucial aspect can be a common culprit, restricting the seamless delivery of messages.

  1. Access WordPress Dashboard: Begin by navigating to your WordPress admin dashboard. Locate the ‘Settings’ menu, and under ‘General,’ you’ll find the essential configurations related to email.
  2. Check ‘From’ Address: Confirm that the ‘From’ email address is correctly set to a valid and active email associated with your domain. This ensures that recipients recognize and trust the sender.
  3. SMTP and Port Configuration: If you’re using SMTP, meticulously review the SMTP server and port settings. Ensure they align with the recommendations of your hosting provider to prevent disruptions in email transmission.
  4. Authentication Settings: Verify the accuracy of any required authentication settings, such as the username and password for SMTP. Incorrect credentials can lead to authentication failures, impacting email delivery.
  5. Email Sending Method: Double-check the chosen email sending method—be it Mail, Sendmail, or SMTP. Adjust it according to your hosting environment requirements to facilitate efficient email sending.

Meticulously verifying and optimizing your email settings, you lay a solid foundation for resolving the WordPress not sending email error. Accurate configurations are pivotal for ensuring a smooth and reliable email delivery system on your WordPress website, promoting effective communication with your audience.

2. Check Server Configuration

In the procedure to resolve the WordPress not sending email error, delving into your server configuration is a pivotal step. Server settings play a crucial role in the smooth transmission of emails, and ensuring they are correctly configured is essential for a seamless user experience.

  1. Investigate SMTP and PHP Mail Configurations: Begin by exploring the settings related to Simple Mail Transfer Protocol (SMTP) and PHP mail. Ensure they align with your WordPress hosting provider’s recommendations for optimal email delivery.
  2. Verify Server Blacklisting: Check if your server is blacklisted, which can result in email providers blocking or diverting your messages to spam folders. Utilize online tools to verify your server’s status.
  3. Examine Firewall Settings: Thoroughly examine firewall settings on your server. Stringent firewall configurations might block outgoing emails, disrupting communication between your WordPress site and the email server.
  4. Inspect DNS Settings: Misaligned Domain Name System (DNS) settings can hinder proper email routing. Confirm that your DNS settings are correctly configured to avoid emails going astray or remaining undelivered.
  5. Configuration Audits: Regularly conduct audits of your server configurations. Ensure that settings align with industry standards and are updated as needed to maintain a smooth email communication process.

Precisely checking your server configuration, you address potential roadblocks that contribute to the WordPress not sending email error. A well-configured server is instrumental in facilitating reliable email transmissions on your WordPress website, enhancing overall user communication.

3. Use an SMTP Plugin

To overcome the challenges of WordPress not sending email error, incorporating an SMTP plugin like WP Mail SMTP or Easy WP SMTP is a strategic move. This pick of the best plugins allows you to configure and enhance your email delivery settings, ensuring a more reliable and efficient communication system on your WordPress website.

  1. Install and Activate WP Mail SMTP: Begin by installing the WP Mail SMTP plugin from the WordPress plugin warehouse. Activate the plugin once the installation is complete.
  2. Access Plugin Settings: Navigate to the plugin settings within your WordPress dashboard. Here, you can configure the SMTP options to align with your email provider’s requirements.
  3. Enter SMTP Server Details: Input the SMTP server details provided by your email service provider. This includes the server address, port number, and any required authentication credentials.
  4. Configure Additional Settings: Customize additional settings based on your specific requirements. Options may include choosing an encryption method, setting up a return path, or adjusting the ‘From’ name and address.
  5. Test Email Sending Functionality: After configuring the plugin settings, perform a test email-sending operation. This ensures that the SMTP plugin is functioning correctly and that your emails are being transmitted without issues.

Incorporating the WP Mail SMTP plugin, you take a proactive step in resolving the WordPress not sending email error. This plugin empowers you to optimize your email delivery settings, enhancing the reliability of your communication channels. Regularly monitor and adjust plugin configurations as needed to maintain seamless email functionality on your WordPress website.

4. Test Email Functionality

Once adjustments have been made to address the WordPress not sending email error, a vital step is to thoroughly test the email functionality. This ensures the reliability of your email communication system and confirms that users will receive essential notifications and updates seamlessly.

  1. Send Test Emails: Initiate the testing process by sending a series of test emails to designated recipients. Verify that the emails are reaching the intended inbox without delays, ensuring the accuracy of your email settings.
  2. Check for Bounce-backs or Errors: Monitor for any bounce-backs or error messages associated with the test emails. Identifying issues at this stage allows for prompt resolution before widespread email communication is affected.
  3. Inspect Inbox and Spam Folders: Check both the inbox and spam folders of the test email recipients. Confirm that the emails are delivered to the inbox and are not wrongly categorized as spam, maintaining optimal deliverability.
  4. Evaluate Email Content and Formatting: Assess the content and formatting of the test emails. Ensure that they align with your intended communication and that no elements trigger spam filters, promoting a professional and reliable appearance.
  5. Test Different Email Scenarios: Perform tests with various scenarios, including user registrations, password resets, and newsletter subscriptions. This comprehensive approach ensures that different email functionalities on your WordPress site are functioning optimally, catering to diverse user interactions.

Conducting thorough tests on your email functionality is the final crucial step in resolving the WordPress not sending email error. A successful test confirms that your adjustments have been effective, and your WordPress website is now equipped to deliver emails reliably. In case, you are unable to take out time for this, then you can also hire Q/A testers as per your required span.

5. Troubleshooting Additional Issues

Addressing the WordPress not sending email error may require digging deeper into potential complications. This troubleshooting phase is crucial for identifying and resolving any lingering issues that could impact the efficiency of your email communication system.

  • Plugin and Theme Conflicts: Investigate any conflicts with plugins or themes that might interfere with email functionality. Temporarily deactivate plugins and switch to a default theme to pinpoint the source of the problem.
  • Examine WordPress Core Files: Delve into the WordPress core files for potential glitches affecting email transmissions. Ensure that core files are intact and have not been inadvertently altered, contributing to the email error.
  • Review Error Logs: Check error logs for insights into any underlying issues. Error logs can provide valuable information about specific errors or events that might be hindering the sending of emails.
  • Server Resource Limits: Assess server resource limits, including PHP memory limits and execution time. Inadequate server resources can lead to email failures, particularly when processing large volumes of emails.
  • Check Email Queue: Inspect the email queue, ensuring that emails are not stuck in the queue due to server or configuration issues. Clearing the queue and reattempting email deliveries can resolve this bottleneck.

Troubleshooting additional issues in the WordPress not sending email error might seem like navigating a dead end! But remember, there’s always a rescue team. WordPress experts have the skills to navigate complex challenges, ensuring that your email communication system is not only restored but optimized for sustained reliability. 

If the complexities become overwhelming, reaching out to these experts is a proactive step toward a seamlessly functioning WordPress site.

Measures to Prevent WordPress Not Sending Email

Maintaining a reliable email communication system is integral to the smooth functioning of your WordPress website. To proactively prevent the occurrence of the WordPress not sending email issue, it’s essential to adopt preventive measures. By following these strategies, you can secure the website’s email delivery system, ensuring uninterrupted communication with the audience.

1. Regularly Update WordPress and Plugins

To avoid the headaches associated with WordPress not sending email issue, proactive measures are crucial. A key step is consistently updating your WordPress core and plugins, forming a robust defense against potential vulnerabilities, and ensuring optimal performance.

  • Keep the WordPress core and plugins up to date to enhance security and maintain compatibility.
  • Outdated versions may expose your site to vulnerabilities, impacting email delivery. Scheduled updates prevent such risks.
  • Implement automated updates where possible to streamline the process and ensure timely installations.
  • Regularly check for plugin updates that specifically address email-related functionalities, minimizing the likelihood of disruptions.
  • Prioritize updates as an integral part of your WordPress maintenance routine to fortify your website’s overall security and functionality.

Prioritizing regular updates for both your WordPress core and plugins, you establish a proactive defense against the WordPress not sending email issue. This preventive measure ensures the continued reliability of your email communication system, fostering seamless interactions on your WordPress website.

2. Monitor Email Sending Logs 

To secure your WordPress website against the potential disruption of the not-sending email issue, proactive measures are indispensable. Monitoring email-sending logs emerges as a crucial step, offering valuable insights into the health and efficiency of your email communication system.

  • Regularly check email sending logs to gain real-time visibility into the status of your email transmissions.
  • Identify and address any anomalies or errors promptly, preventing potential disruptions in communication with your audience.
  • Utilize monitoring tools or plugins to automate log checks, ensuring a proactive approach to identifying and resolving issues.
  • Pay attention to patterns and trends in the logs, allowing you to anticipate and mitigate potential challenges before they escalate.
  • Incorporate error log monitoring as a routine task in your website maintenance schedule to maintain the reliability of your email delivery system.

By thoroughly monitoring email sending logs, you establish a proactive defense against the WordPress not sending email issue. This measure enables you to identify and address potential challenges swiftly, ensuring the uninterrupted flow of communication on your WordPress website.

3. Choose a Reputable WordPress Hosting Provider

In the race to safeguard your WordPress website from the looming threat of the not sending email issue, proactive steps are paramount. Opting for a reputable WordPress hosting provider stands out as a pivotal measure, laying the foundation for a stable and reliable server environment.

  • Select a hosting provider with a proven track record in offering stable and secure hosting environments for WordPress websites.
  • A reputable provider often ensures optimized server configurations, minimizing the risk of server-related issues impacting email delivery.
  • Consider providers offering attentive customer support, as swift assistance is crucial in addressing any potential email communication challenges.
  • Research and choose a hosting plan that aligns with your website’s needs, providing adequate resources for smooth email operations.
  • Regularly evaluate your hosting provider’s performance and be willing to upgrade to more robust plans if your website’s demands increase over time.

While choosing a reputable WordPress hosting provider, you establish a strong defense against the WordPress not sending email issue. This proactive measure contributes to a stable server environment, fostering reliable email communication on the WordPress website and improving the overall user experience.

FAQs About WordPress Not Sending Email Error

How do I reset my WordPress email?
To reset your WordPress email, access the WordPress dashboard and navigate to "Settings" > "General." Locate the "Email Address" field and update it with the new email you want to use. Save the changes, and your WordPress emails will now be sent from the newly specified email address.
Do I need an SMTP server to send email in WordPress?
While WordPress can use the built-in PHP mail function, using an SMTP server is highly recommended for reliable email delivery. SMTP (Simple Mail Transfer Protocol) helps prevent common email issues. Also, it helps in enhancing deliverability, and provides better control over email configurations, improving the overall reliability of your WordPress email system.
How do I allow WordPress to send emails?
To enable WordPress to send emails, ensure the correct email settings in the "Settings" > "General" section of your WordPress dashboard. Verify the "From" address, SMTP configurations, and authentication details. Additionally, using a reputable SMTP plugin like WP Mail SMTP can enhance the reliability and delivery of emails from your WordPress site.


Thus, addressing the WordPress not sending email issue involves a systematic approach, from identifying root causes to implementing preventive measures. Ensuring a seamless email communication system is vital for user engagement and overall website functionality.

  • Configuration Precision: Meticulously verify and update email settings to ensure accurate configurations.
  • Proactive Maintenance: Regularly update WordPress, plugins, and monitor email logs for early issue detection.
  • SMTP Plugin Integration: Enhance reliability by incorporating an SMTP plugin like WP Mail SMTP for optimized email delivery.
  • Thorough Testing: Rigorously test email functionality to confirm the effectiveness of implemented solutions.
  • Ongoing Monitoring: Troubleshoot additional issues and maintain vigilance to prevent future email-related challenges.

Dealing with such technical terms can be overwhelming. Why not take a seat back and let WordPress developers with a 250+ proven track record handle it all for you? Request a 1:1 consultation to ensure your WordPress website’s email system is in expert hands, providing you peace of mind and a seamlessly functioning platform.

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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