WP Mail SMTP 2.2.1

Does WP Mail SMTP work with WordPress 5.5 and PHP 7.2.16? A smoke test was performed on .

Summary

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

Memory usage: 477.88 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.

Environment
WordPress version5.5
PHP version7.2.16
MySQL version8.0.15
PHP memory limit256M
Plugin Info
Last updated
Active installs 3,000,000+
WordPress.org page https://wordpress.org/plugins/wp-mail-smtp/
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Pages 5

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-mail-smtp%2Fwp_mail_smtp.php&plugin_status=all&paged=1&s&_wpnonce=44324442ea
Aspect after-activation
HTTP status 200
Load time 2.283 s
Memory usage 5.03 MiB
JS errors None
Resource errors None

WP Mail SMTP

Page screenshot: WP Mail SMTP
URL /wp-admin/admin.php?page=wp-mail-smtp
Aspect menu-item
HTTP status 200
Load time 0.413 s
Memory usage 4.63 MiB
JS errors None
Resource errors None

WP Mail SMTP → Email Log

Page screenshot: WP Mail SMTP → Email Log
URL /wp-admin/admin.php?page=wp-mail-smtp&tab=logs
Requested URL /wp-admin/admin.php?page=wp-mail-smtp-logs
Aspect menu-item
HTTP status 200
Load time 0.226 s
Memory usage 4.32 MiB
JS errors None
Resource errors None

WP Mail SMTP → About Us

Page screenshot: WP Mail SMTP → About Us
URL /wp-admin/admin.php?page=wp-mail-smtp-about
Aspect menu-item
HTTP status 200
Load time 0.248 s
Memory usage 4.58 MiB
JS errors None
Resource errors None

Test site – Just another WordPress site

Page screenshot: Test site – Just another WordPress site
URL /
Aspect front-page
HTTP status 200
Load time 0.234 s
Memory usage 3.99 MiB
JS errors None
Resource errors None

Benchmark

URL Load time Memory usage
Inactive Active Change Inactive Active Change
/wp-admin/index.php0.487 s0.335 s-0.152 s3.96 MiB4.48 MiB+ 531.83 KiB
/wp-admin/edit.php0.230 s0.350 s+0.120 s3.99 MiB4.5 MiB+ 526.27 KiB
/wp-admin/post-new.php1.660 s1.874 s+0.214 s5.81 MiB6.28 MiB+ 482.51 KiB
/wp-admin/upload.php0.713 s0.439 s-0.274 s3.82 MiB4.34 MiB+ 526.49 KiB
/wp-admin/options-writing.php0.165 s0.182 s+0.017 s3.9 MiB4.33 MiB+ 433.43 KiB
/wp-admin/media-new.php0.225 s0.183 s-0.042 s3.8 MiB4.32 MiB+ 527.04 KiB
/wp-admin/edit-tags.php?taxonomy=category0.207 s0.187 s-0.020 s3.91 MiB4.36 MiB+ 463.95 KiB
/wp-admin/post-new.php?post_type=page1.834 s1.427 s-0.407 s5.8 MiB6.26 MiB+ 471.69 KiB
/wp-admin/options-discussion.php0.438 s0.254 s-0.184 s3.81 MiB4.32 MiB+ 527.35 KiB
/wp-admin/edit-comments.php0.206 s0.223 s+0.017 s3.91 MiB4.36 MiB+ 462.27 KiB
/0.305 s0.285 s-0.020 s3.69 MiB3.99 MiB+ 303.86 KiB
Average 0.588 s0.522 s-0.066 s4.22 MiB4.69 MiB+ 477.88 KiB

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 5

Options wp_options 10

Custom Post Types 1

ID Name
scheduled-actionScheduled Actions

PHP Error Log

The log file is empty.

See also: All tests for this plugin, How to Hide WP Mail SMTP Admin Menus and Widgets