MainWP Child 6.1.2

Does MainWP Child work with WordPress 7.0 and PHP 8.1.12? A smoke test was performed on .

Summary

Errors
1PHP notices
No JavaScript exceptions
All test pages loaded successfully
No resource errors
Performance

Memory usage: 263.97 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 version7.0
PHP version8.1.12
MySQL version10.6.10
PHP memory limit512M
Plugin Info
Last updated
Active installs 700,000+
WordPress.org page https://wordpress.org/plugins/mainwp-child/
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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=mainwp-child%2Fmainwp-child.php&plugin_status=all&paged=1&s&_wpnonce=a81156ce9f
Aspect after-activation
HTTP status 200
Load time 0.769 s
Memory usage 5.61 MiB
JS errors None
Resource errors None

Settings → MainWP Child

Page screenshot: Settings → MainWP Child
URL /wp-admin/options-general.php?page=mainwp_child_tab
Aspect menu-item
HTTP status 200
Load time 1.775 s
Memory usage 4.41 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 0.270 s
Memory usage 4.43 MiB
JS errors None
Resource errors None

Benchmark

URL Load time Memory usage
Inactive Active Change Inactive Active Change
/wp-admin/index.php0.809 s0.804 s-0.005 s3.92 MiB4.26 MiB+ 340.78 KiB
/wp-admin/edit.php0.558 s0.569 s+0.011 s3.98 MiB4.23 MiB+ 256.15 KiB
/wp-admin/post-new.php2.347 s1.943 s-0.404 s6.56 MiB6.82 MiB+ 266.29 KiB
/wp-admin/upload.php0.741 s0.743 s+0.002 s3.89 MiB4.13 MiB+ 252.36 KiB
/wp-admin/options-writing.php0.547 s0.552 s+0.005 s3.86 MiB4.09 MiB+ 237.86 KiB
/wp-admin/media-new.php0.984 s0.593 s-0.391 s3.85 MiB4.09 MiB+ 246.05 KiB
/wp-admin/edit-tags.php?taxonomy=category0.538 s1.004 s+0.466 s3.86 MiB4.16 MiB+ 303.19 KiB
/wp-admin/post-new.php?post_type=page1.470 s1.421 s-0.049 s6.55 MiB6.8 MiB+ 259.09 KiB
/wp-admin/options-discussion.php0.657 s0.593 s-0.064 s3.86 MiB4.09 MiB+ 234.36 KiB
/wp-admin/edit-comments.php0.568 s0.919 s+0.351 s3.88 MiB4.18 MiB+ 303.46 KiB
/0.311 s0.252 s-0.059 s4.23 MiB4.43 MiB+ 204.03 KiB
Average 0.866 s0.854 s-0.012 s4.4 MiB4.66 MiB+ 263.97 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.

PHP
PO File
Language % Lines of code Comment lines Files
PHP83.1%44,32220,10897
PO File16.9%9,0234,4704
JSON0.0%1101
Total 53,356 24,578 102

PHP Code Analysis | More results »

Lines of code 43,687
Total complexity 11,813
Median class complexity 75.0
Median method complexity 3.0
Most complex class MainWP_Child_Updraft_Plus_Backups
Most complex function MainWP_Child_Wordfence::get_diagnostics()
Classes 97
Methods 1,873
Functions 17

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

Options wp_options 14

User Metadata wp_usermeta 1

PHP Error Log 1 lines

[16-Jun-2026 15:53:55 UTC] PHP Notice:  Function _load_textdomain_just_in_time was called <strong>incorrectly</strong>. Translation loading for the <code>mainwp-child</code> domain was triggered too early. This is usually an indicator for some code in the plugin or theme running too early. Translations should be loaded at the <code>init</code> action or later. Please see <a href="https://developer.wordpress.org/advanced-administration/debug/debug-wordpress/">Debugging in WordPress</a> for more information. (This message was added in version 6.7.0.) in /wp-includes/functions.php on line 6170
See also: All tests for this plugin, How to Hide the "MainWP Child" Admin Menu