404page – your smart custom 404 error page 11.2.5

Does "404page - your smart custom 404 error page" work with WordPress 5.5 and PHP 7.4.8? 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: 103.44 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 version7.4.8
MySQL version8.0.21
PHP memory limit256M
Plugin Info
Last updated
Active installs 100,000+
WordPress.org page https://wordpress.org/plugins/404page/
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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=404page%2F404page.php&plugin_status=all&paged=1&s&_wpnonce=8dda4c3c15
Aspect after-activation
HTTP status 200
Load time 0.444 s
Memory usage 2.77 MiB
JS errors None
Resource errors None

Appearance → 404 Error Page

Page screenshot: Appearance → 404 Error Page
URL /wp-admin/themes.php?page=404pagesettings
Aspect menu-item
HTTP status 200
Load time 0.337 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
URL /
Aspect front-page
HTTP status 200
Load time 0.325 s
Memory usage 2.6 MiB
JS errors None
Resource errors None

Benchmark

URL Load time Memory usage
Inactive Active Change Inactive Active Change
/wp-admin/index.php0.515 s0.367 s-0.148 s2.76 MiB2.81 MiB+ 56.82 KiB
/wp-admin/edit.php0.265 s0.245 s-0.020 s2.8 MiB2.9 MiB+ 107.48 KiB
/wp-admin/post-new.php1.811 s2.217 s+0.406 s4.55 MiB4.67 MiB+ 124.07 KiB
/wp-admin/upload.php0.776 s0.514 s-0.262 s2.63 MiB2.75 MiB+ 119.38 KiB
/wp-admin/options-writing.php0.203 s0.165 s-0.038 s2.65 MiB2.73 MiB+ 87.29 KiB
/wp-admin/media-new.php0.221 s0.198 s-0.023 s2.61 MiB2.72 MiB+ 119.55 KiB
/wp-admin/edit-tags.php?taxonomy=category0.233 s0.207 s-0.026 s2.64 MiB2.76 MiB+ 120.45 KiB
/wp-admin/post-new.php?post_type=page1.642 s1.647 s+0.005 s4.53 MiB4.65 MiB+ 119.66 KiB
/wp-admin/options-discussion.php0.346 s0.338 s-0.008 s2.61 MiB2.73 MiB+ 119.8 KiB
/wp-admin/edit-comments.php0.239 s0.250 s+0.011 s2.65 MiB2.77 MiB+ 119.36 KiB
/0.405 s0.219 s-0.186 s2.56 MiB2.6 MiB+ 43.97 KiB
Average 0.605 s0.579 s-0.026 s3 MiB3.1 MiB+ 103.44 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.

Options wp_options 1

PHP Error Log

The log file is empty.

See also: All tests for this plugin, How to Hide the "404 Error Page" Admin Menu