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2. WP Mail SMTP by WPForms – The Most Popular SMTP and Email Log Plugin
3. 4.7.1

WP Mail SMTP 4.7.1

Does WP Mail SMTP work with WordPress 6.9.4 and PHP 8.1.12? A smoke test was performed on 2026-03-11 16:01:38 UTC.

Summary

Pages 8

WP Mail SMTP › Setup Wizard

WP Mail SMTP

WP Mail SMTP → Email Log

WP Mail SMTP → Email Reports

WP Mail SMTP → Tools

WP Mail SMTP → About Us

Test site – Just another WordPress site

Dashboard ‹ Test site — WordPress

Benchmark

URL	Load time			Memory usage
	Inactive	Active	Change	Inactive	Active	Change
/wp-admin/index.php	0.431 s	0.597 s	+0.166 s	3.78 MiB	4.19 MiB	+ 424.41 KiB
/wp-admin/edit.php	0.356 s	0.317 s	-0.039 s	3.78 MiB	4.17 MiB	+ 396.92 KiB
/wp-admin/post-new.php	0.864 s	0.831 s	-0.033 s	6.31 MiB	6.71 MiB	+ 417.19 KiB
/wp-admin/upload.php	0.657 s	0.560 s	-0.097 s	3.74 MiB	4.07 MiB	+ 338.75 KiB
/wp-admin/options-writing.php	0.329 s	0.346 s	+0.017 s	3.71 MiB	4.05 MiB	+ 341.16 KiB
/wp-admin/media-new.php	0.512 s	0.361 s	-0.151 s	3.7 MiB	4.04 MiB	+ 349.36 KiB
/wp-admin/edit-tags.php?taxonomy=category	0.414 s	0.328 s	-0.086 s	3.72 MiB	4.06 MiB	+ 355.26 KiB
/wp-admin/post-new.php?post_type=page	0.703 s	0.700 s	-0.003 s	6.3 MiB	6.7 MiB	+ 410.67 KiB
/wp-admin/options-discussion.php	0.337 s	0.559 s	+0.222 s	3.71 MiB	4.04 MiB	+ 337.66 KiB
/wp-admin/edit-comments.php	0.322 s	0.339 s	+0.017 s	3.73 MiB	4.06 MiB	+ 337.89 KiB
/	0.284 s	0.189 s	-0.095 s	4.11 MiB	4.3 MiB	+ 197.65 KiB
Average	0.474 s	0.466 s	-0.007 s	4.24 MiB	4.58 MiB	+ 355.17 KiB

Code Statistics

Note: Third-party libraries and minified JS/CSS files are excluded from these statistics where possible, so the numbers you see here may be lower than those reported by other tools.

Language		%	Lines of code	Comment lines	Files
	PHP	96.5%	42,578	29,647	432
	JavaScript	2.4%	1,074	508	7
	SVG	0.5%	238	0	115
	CSS	0.5%	235	5	1
Total			44,125	30,160	555

PHP Code Analysis | More results »

Additions

Things that the plugin adds to the site. This section is not intended to be comprehensive. The test tool only looks for a few specific types of added content.

Database Tables 2

• wp_wpmailsmtp_debug_events
• wp_wpmailsmtp_tasks_meta

Options wp_options 10

• action_scheduler_lock_async-request-runner
• wp_mail_smtp
• wp_mail_smtp_activated
• wp_mail_smtp_activated_time
• wp_mail_smtp_activation_prevent_redirect
• wp_mail_smtp_debug_events_db_version
• wp_mail_smtp_initial_version
• wp_mail_smtp_migration_version
• wp_mail_smtp_review_notice
• wp_mail_smtp_version

Custom Post Types 1

ID	Name
scheduled-action	Scheduled Actions

Meta Boxes

{
    "dashboard": {
        "wp_mail_smtp_reports_widget_lite": {
            "title": "WP Mail SMTP",
            "context": "normal"
        }
    }
}

PHP Error Log

The log file is empty.

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