WP SMTP Mailer 1.5.8

Does WP SMTP Mailer work with WordPress 6.3.1 and PHP 8.1.12? A smoke test was performed on .


No PHP errors, warnings or notices
No JavaScript exceptions
All test pages loaded successfully
No resource errors
Looks good! No problems were detected.

Memory usage: 3.67 KiB
The average PHP memory usage increased by this amount after activating by the plugin.

Page speed impact: insignificant.
The plugin didn't make the site noticeably slower.

WordPress version6.3.1
PHP version8.1.12
MySQL version10.6.10
PHP memory limit512M
Plugin Info
Last updated
Active installs 20+
WordPress.org page https://wordpress.org/plugins/wp-smtp-mailer/

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Pages 3

Plugins ‹ Test site — WordPress

Page screenshot: Plugins ‹ Test site — WordPress
URL /wp-admin/plugins.php?plugin_status=all&paged=1&s
Requested URL /wp-admin/plugins.php?action=activate&plugin=wp-smtp-mailer%2Fwp-smtp-mailer.php&plugin_status=all&paged=1&s&_wpnonce=d7c5482eae
Aspect after-activation
HTTP status 200
Load time 0.244 s
Memory usage 2.77 MiB
JS errors None
Resource errors None

Settings → SMTP Settings

Page screenshot: Settings → SMTP Settings
URL /wp-admin/options-general.php?page=smtp-settings
Aspect menu-item
HTTP status 200
Load time 0.152 s
Memory usage 2.76 MiB
JS errors None
Resource errors None

Test site – Just another WordPress site

Page screenshot: Test site – Just another WordPress site
Aspect front-page
HTTP status 200
Load time 0.171 s
Memory usage 3.07 MiB
JS errors None
Resource errors None


URL Load time Memory usage
Inactive Active Change Inactive Active Change
/wp-admin/index.php0.376 s0.272 s-0.104 s2.82 MiB2.84 MiB+ 11.81 KiB
/wp-admin/edit.php0.211 s0.192 s-0.019 s2.85 MiB2.86 MiB+ 11.81 KiB
/wp-admin/post-new.php0.768 s0.550 s-0.218 s5.21 MiB5.23 MiB+ 15.38 KiB
/wp-admin/upload.php0.621 s0.457 s-0.164 s2.77 MiB2.76 MiB- 5.6 KiB
/wp-admin/options-writing.php0.232 s0.191 s-0.041 s2.76 MiB2.75 MiB- 13.63 KiB
/wp-admin/media-new.php0.275 s0.249 s-0.026 s2.74 MiB2.75 MiB+ 6.59 KiB
/wp-admin/edit-tags.php?taxonomy=category0.217 s0.207 s-0.010 s2.76 MiB2.77 MiB+ 11.77 KiB
/wp-admin/post-new.php?post_type=page0.595 s0.551 s-0.044 s5.21 MiB5.22 MiB+ 10.97 KiB
/wp-admin/options-discussion.php0.223 s0.222 s-0.001 s2.75 MiB2.74 MiB- 5.1 KiB
/wp-admin/edit-comments.php0.398 s0.211 s-0.187 s2.78 MiB2.77 MiB- 5.61 KiB
/0.307 s0.199 s-0.108 s3.13 MiB3.13 MiB+ 2.02 KiB
Average 0.384 s0.300 s-0.084 s3.25 MiB3.26 MiB+ 3.67 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
Total 107 13 1

PHP Code Analysis | More results »

Lines of code 107
Total complexity 7
Median class complexity 0.0
Median method complexity 0.0
Most complex class
Most complex function smtp_settings_page()
Classes 0
Methods 0
Functions 7


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.

No new entries found.

PHP Error Log

The log file is empty.

See also: All tests for this plugin, How to Hide the "SMTP Settings" Admin Menu