Report - Meta pixel for WordPress 4.1.5

Does Meta pixel for WordPress work with WordPress 6.9.4 and PHP 8.1.12? A smoke test was performed on 2026-03-11 16:51:26 UTC.

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: 42.43 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.

Environment

WordPress version	6.9.4
PHP version	8.1.12
MySQL version	10.6.10
PHP memory limit	512M

Plugin Info

Last updated	2026-04-09T14:12:00+00:00
Active installs	400,000+
WordPress.org page	https://wordpress.org/plugins/official-facebook-pixel/
Badges	Get badge code

Pages 3

Plugins ‹ Test site — WordPress

URL	/wp-admin/plugins.php?plugin_status=all&paged=1&s
Requested URL	/wp-admin/plugins.php?action=activate&plugin=official-facebook-pixel%2Ffacebook-for-wordpress.php&plugin_status=all&paged=1&s&_wpnonce=84d2c25015
Aspect	after-activation
HTTP status	200
Load time	0.768 s
Memory usage	3.78 MiB
JS errors	None
Resource errors	None

Settings → Meta

URL	/wp-admin/options-general.php?page=facebook_pixel_options
Aspect	menu-item
HTTP status	200
Load time	2.248 s
Memory usage	3.76 MiB
JS errors	None
Resource errors	None

Test site – Just another WordPress site

URL	/
Aspect	front-page
HTTP status	200
Load time	0.378 s
Memory usage	4.12 MiB
JS errors	None
Resource errors	None

Benchmark

URL	Load time			Memory usage
URL	Inactive	Active	Change	Inactive	Active	Change
/wp-admin/index.php	0.374 s	0.342 s	-0.032 s	3.78 MiB	3.82 MiB	+ 45.46 KiB
/wp-admin/edit.php	0.352 s	0.306 s	-0.046 s	3.78 MiB	3.87 MiB	+ 83.66 KiB
/wp-admin/post-new.php	0.846 s	0.702 s	-0.144 s	6.31 MiB	6.41 MiB	+ 105.17 KiB
/wp-admin/upload.php	0.664 s	0.420 s	-0.244 s	3.74 MiB	3.76 MiB	+ 20.23 KiB
/wp-admin/options-writing.php	0.334 s	0.306 s	-0.028 s	3.71 MiB	3.74 MiB	+ 24.21 KiB
/wp-admin/media-new.php	0.462 s	0.331 s	-0.131 s	3.7 MiB	3.73 MiB	+ 32.41 KiB
/wp-admin/edit-tags.php?taxonomy=category	0.424 s	0.287 s	-0.137 s	3.72 MiB	3.76 MiB	+ 43.09 KiB
/wp-admin/post-new.php?post_type=page	0.713 s	0.621 s	-0.092 s	6.3 MiB	6.35 MiB	+ 57.95 KiB
/wp-admin/options-discussion.php	0.317 s	0.386 s	+0.069 s	3.71 MiB	3.73 MiB	+ 20.72 KiB
/wp-admin/edit-comments.php	0.314 s	0.323 s	+0.009 s	3.73 MiB	3.75 MiB	+ 20.22 KiB
/	0.271 s	0.185 s	-0.086 s	4.11 MiB	4.12 MiB	+ 13.62 KiB
Average	0.461 s	0.383 s	-0.078 s	4.24 MiB	4.28 MiB	+ 42.43 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.

JavaScript

PHP

PO File

Language		%	Lines of code	Comment lines	Files
	JavaScript	67.1%	13,408	6,240	3
	PHP	22.1%	4,428	3,336	30
	PO File	8.3%	1,660	515	26
	CSS	2.0%	408	8	1
	Markdown	0.3%	50	0	2
	JSON	0.2%	42	0	1
Total			19,996	10,099	63

PHP Code Analysis | More results »

Lines of code	4,447
Total complexity	663
Median class complexity	21.0
Median method complexity	2.0
Most complex class	FacebookPixelPlugin\Core\FacebookWordpressOptions
Most complex function	FacebookPixelPlugin\Core\ServerEventFactory::safe_create_event()

Classes	29
Methods	244
Functions	0

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` 3

facebook_capi_integration_events_filter
facebook_capi_integration_status
is_wordpress_com_hosted

PHP Error Log

The log file is empty.

Meta pixel for WordPress 4.1.5