How to Fix Email Issues in WordPress (e.g., Emails Not Sending)

In the article “Understanding the Basics,” the common issue of emails not sending in WordPress is explored, addressing causes such as server misconfigurations, plugin conflicts, and improper WordPress settings. A fundamental approach to troubleshooting these issues includes verifying the email configuration by ensuring the correct email address is in place under WordPress settings and using plugins like WP Mail SMTP to test email functionality. Switching to SMTP (Simple Mail Transfer Protocol) is suggested as a more reliable method for email delivery, with recommendations for using reputable SMTP providers such as SendGrid, Mailgun, or Gmail SMTP. Readers are guided through configuring SMTP settings using the WP Mail SMTP plugin to ensure the setup is properly functioning.
The article further delves into server optimization tips, encouraging users to contact hosting providers about email restrictions and to increase PHP memory limits to prevent delivery issues. Implementing SPF and DKIM, along with monitoring for blacklists, is advised to improve email deliverability. Conflicts arising from plugins or themes are noted as potential culprits, with suggestions to deactivate recent plugins and update existing ones. Manual email testing, using tools like Mail Tester and reviewing logs, is recommended for deeper analysis of email issues.
In conclusion, the article emphasizes that understanding email delivery basics and utilizing effective SMTP setups, alongside proactive server and plugin management, can resolve most email sending issues within WordPress. Regular testing and monitoring are highlighted as essential practices for ensuring reliable email delivery.