Setup SMTP via wp-config.php.
As of April 2026, Global SMTP is a WordPress smtp plugin with 50 active installations and a 5/5 rating from 4 reviews. It has been downloaded 4.5K+ times in total. Requires WordPress 4.1+ and PHP false+. Available on WordPress.org since 2015. Last updated 10 years ago — may have compatibility concerns. Top alternative: WP Mail SMTP by WPForms – The Most….
Global SMTP is a utility plugin designed to easily configure SMTP for WordPress by adding a set of constants to your wp-config.php file.
When used with multisite, the configuration is applied network wide. This is often handy to install as a “must use” plugin.
| WordPress | 4.1+ requiredTested up to 4.3.34 |
| PHP | false+ required |
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