1. Home
2. WP Mail SMTP by WPForms – The Most Popular SMTP and Email Log Plugin
3. 4.5.0 (latest)

WP Mail SMTP 4.5.0

Does WP Mail SMTP work with WordPress 6.8.1 and PHP 8.1.12? A smoke test was performed on 2025-06-05 13:37:03 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	0.348 s	0.343 s	-0.005 s	3.51 MiB	3.91 MiB	+ 418.24 KiB
/wp-admin/edit.php	0.206 s	0.205 s	-0.001 s	3.57 MiB	3.93 MiB	+ 368.13 KiB
/wp-admin/post-new.php	0.840 s	0.766 s	-0.074 s	6.06 MiB	6.46 MiB	+ 411.75 KiB
/wp-admin/upload.php	0.777 s	0.578 s	-0.199 s	3.52 MiB	3.85 MiB	+ 331.21 KiB
/wp-admin/options-writing.php	0.209 s	0.226 s	+0.017 s	3.5 MiB	3.83 MiB	+ 335.73 KiB
/wp-admin/media-new.php	0.267 s	0.258 s	-0.009 s	3.49 MiB	3.83 MiB	+ 343.93 KiB
/wp-admin/edit-tags.php?taxonomy=category	0.193 s	0.223 s	+0.030 s	3.5 MiB	3.85 MiB	+ 349.83 KiB
/wp-admin/post-new.php?post_type=page	0.748 s	0.639 s	-0.109 s	6.05 MiB	6.45 MiB	+ 407.28 KiB
/wp-admin/options-discussion.php	0.277 s	0.461 s	+0.184 s	3.5 MiB	3.83 MiB	+ 332.23 KiB
/wp-admin/edit-comments.php	0.215 s	0.225 s	+0.010 s	3.52 MiB	3.85 MiB	+ 332.46 KiB
/	0.324 s	0.423 s	+0.099 s	3.44 MiB	3.6 MiB	+ 170.76 KiB
Average	0.400 s	0.395 s	-0.005 s	3.97 MiB	4.31 MiB	+ 345.6 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	96.8%	48,436	34,282	538
	JavaScript	2.1%	1,074	508	7
	SVG	0.5%	269	0	108
	CSS	0.5%	235	5	1
Total			50,014	34,795	654

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.

---