404page – your smart custom 404 error page 2.5

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: 22.43 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.

Not available. Test environment information was not recorded for this run. This is normal for older tests.
Plugin Info
Last updated
Active installs 100,000+
WordPress.org page https://wordpress.org/plugins/404page/

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Pages 1

Appearance → 404 Error Page

Page screenshot: Appearance → 404 Error Page
URL /wp-admin/themes.php?page=404pagesettings
Aspect N/A
HTTP status 200
Load time 0.078 s
Memory usage 2.83 MiB
JS errors None
Resource errors None


URL Load time Memory usage
Inactive Active Change Inactive Active Change
/wp-admin/index.php-0.106 s+ 21.9 KiB
/wp-admin/edit.php+0.003 s+ 29.9 KiB
/wp-admin/post-new.php-0.115 s+ 29.09 KiB
/wp-admin/upload.php+0.032 s+ 21.81 KiB
/wp-admin/options-writing.php+0.006 s+ 21.77 KiB
/wp-admin/media-new.php+0.017 s+ 21.81 KiB
/wp-admin/edit-tags.php?taxonomy=category-0.004 s+ 21.81 KiB
/wp-admin/post-new.php?post_type=page+0.004 s+ 21.81 KiB
/wp-admin/options-discussion.php-0.011 s+ 21.77 KiB
/wp-admin/edit-comments.php+0.041 s+ 23.06 KiB
/-0.062 s+ 12.04 KiB
Average -0.018 s+ 22.43 KiB


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 "404 Error Page" Admin Menu