Send WordPress mail through your own authenticated SMTP account, with an encrypted password and a test send that reports the real error.
Alternatives to AuthenticSender
Plugins below are selected for functional relevance and current directory signals. Active-install counts do not affect this ranking.
WordPress plugins with similar use cases
Compatibility and update metadata provide context, not a quality guarantee. Review each plugin’s details for your site.
Configure a SMTP server to send email from your WordPress site. Configure the wp_mail() function to use SMTP instead of the PHP mail() function.
Reliable WordPress email delivery with multiple providers, two connections, Return Path, Reply-To and visual AND/OR routing.
Routes wp_mail() through your provider's SMTP server. Simple settings page, built-in test tool, nothing else.
Configure an SMTP server to send emails from your WordPress site. Simple, lightweight, and secure.
Send email using an SMTP email sever. Configure WordPress wp_mail, and phpmailer, to use your SMTP (outgoing) mail server when sending email.
Send WordPress emails from a M365 / Exchange Online Mailbox using Microsoft Graph, leveraging OAuth for authentication which is more secure than SMTP
Send WordPress emails via Resend. Includes email logging and management.
Send WordPress emails through the Resend API. Build, test, and deliver transactional emails at scale.
Send WordPress mail through SMTP or a provider HTTP API, with a test send and delivery log.