acsnaterse

<p>Disables all email through wp_mail() on current installation. Email will by disabled by default, but can be overridden in the settings.</p>
<h3>Features</h3>
<ul>
<li>Disables all email by default</li>
<li>Enable email again by matching the given hostname with the current server hostname. </li>
<li>Override the <code>$to</code> address (or multiple, comma sperated addresses), so you can use that for testing purposes.</li>
</ul>
<p>Note: The plugin performs a check on the <code>$_SERVER['HTTP_HOST']</code> variable.</p>


WordPress Disable Email plugin

Disables all email through wp_mail() on current installation. Email will by disabled by default, but can be overridden in the settings.

WordPress Disable Email plugin vs Post SMTP – Complete Email Deliverability and SMTP Solution with Email Logs, Alerts, Backup SMTP & Mobile App