Does Yoast SEO work with WordPress 6.8.3 and PHP 8.1.12? A smoke test was performed on .
| 1 | PHP deprecation warnings | 
| No JavaScript exceptions | |
| All test pages loaded successfully | |
| No resource errors | 
							Memory usage: 1.18 MiB							
							The average PHP memory usage increased by this amount after activating by the plugin.
							
						
							Page speed impact:
							0.294 seconds								
								The average page load time increased by this amount after activating the plugin.
								
														
| WordPress version | 6.8.3 | 
|---|---|
| PHP version | 8.1.12 | 
| MySQL version | 10.6.10 | 
| PHP memory limit | 512M | 
| Last updated | |
|---|---|
| Active installs | 10,000,000+ | 
| WordPress.org page | https://wordpress.org/plugins/wordpress-seo/ | 
| Badges | 
									 | 
| URL | /wp-admin/admin.php?page=wpseo_installation_successful_free | 
|---|---|
| Requested URL | /wp-admin/plugins.php?action=activate&plugin=wordpress-seo%2Fwp-seo.php&plugin_status=all&paged=1&s&_wpnonce=a148bf2b92 | 
| Aspect | after-activation | 
| HTTP status | 200 | 
| Load time | 2.870 s | 
| Memory usage | 4.61 MiB | 
| JS errors | None | 
| Resource errors | None | 
| URL | /wp-admin/admin.php?page=wpseo_redirects&from_tools=1 | 
|---|---|
| Requested URL | /wp-admin/tools.php?page=wpseo_redirects_tools | 
| Aspect | menu-item | 
| HTTP status | 200 | 
| Load time | 0.685 s | 
| Memory usage | 4.56 MiB | 
| JS errors | None | 
| Resource errors | None | 
| URL | /wp-admin/admin.php?page=wpseo_dashboard | 
|---|---|
| Aspect | menu-item | 
| HTTP status | 200 | 
| Load time | 1.034 s | 
| Memory usage | 4.59 MiB | 
| JS errors | None | 
| Resource errors | None | 
| URL | /wp-admin/admin.php?page=wpseo_page_settings | 
|---|---|
| Aspect | menu-item | 
| HTTP status | 200 | 
| Load time | 0.653 s | 
| Memory usage | 4.61 MiB | 
| JS errors | None | 
| Resource errors | None | 
| URL | /wp-admin/admin.php?page=wpseo_integrations | 
|---|---|
| Aspect | menu-item | 
| HTTP status | 200 | 
| Load time | 1.034 s | 
| Memory usage | 4.55 MiB | 
| JS errors | None | 
| Resource errors | None | 
| URL | /wp-admin/admin.php?page=wpseo_tools | 
|---|---|
| Aspect | menu-item | 
| HTTP status | 200 | 
| Load time | 0.742 s | 
| Memory usage | 4.91 MiB | 
| JS errors | None | 
| Resource errors | None | 
| URL | /wp-admin/admin.php?page=wpseo_page_academy | 
|---|---|
| Aspect | menu-item | 
| HTTP status | 200 | 
| Load time | 0.625 s | 
| Memory usage | 4.56 MiB | 
| JS errors | None | 
| Resource errors | None | 
| URL | /wp-admin/admin.php?page=wpseo_licenses | 
|---|---|
| Aspect | menu-item | 
| HTTP status | 200 | 
| Load time | 0.414 s | 
| Memory usage | 4.54 MiB | 
| JS errors | None | 
| Resource errors | None | 
| URL | /wp-admin/admin.php?page=wpseo_workouts | 
|---|---|
| Aspect | menu-item | 
| HTTP status | 200 | 
| Load time | 1.048 s | 
| Memory usage | 4.57 MiB | 
| JS errors | None | 
| Resource errors | None | 
| URL | /wp-admin/admin.php?page=wpseo_redirects | 
|---|---|
| Aspect | menu-item | 
| HTTP status | 200 | 
| Load time | 0.392 s | 
| Memory usage | 4.54 MiB | 
| JS errors | None | 
| Resource errors | None | 
| URL | /wp-admin/admin.php?page=wpseo_page_support | 
|---|---|
| Aspect | menu-item | 
| HTTP status | 200 | 
| Load time | 0.299 s | 
| Memory usage | 4.54 MiB | 
| JS errors | None | 
| Resource errors | None | 
| URL | https://yoast.com/reasons-to-upgrade/?days_active=0&navigation_page=main-menu&php_version=8.1&platform=wordpress&platform_version=6.8.3&screen=wpseo_upgrade_sidebar&shortlink=wordpress-menu-upgrade-premium&software=free&software_version=26.2&utm_campaign=evergreen&utm_content=upgrade-button&utm_medium=software&utm_source=yoast-seo-free&utm_term=upsell | 
|---|---|
| Requested URL | /wp-admin/admin.php?page=wpseo_upgrade_sidebar | 
| Aspect | menu-item | 
| HTTP status | 200 | 
| Load time | 4.723 s | 
| Memory usage | N/A | 
| JS errors | None | 
| Resource errors | None | 
| URL | / | 
|---|---|
| Aspect | front-page | 
| HTTP status | 200 | 
| Load time | 0.634 s | 
| Memory usage | 4.59 MiB | 
| JS errors | None | 
| Resource errors | None | 
| URL | /wp-admin/index.php | 
|---|---|
| Aspect | new-meta-boxes | 
| HTTP status | 200 | 
| Load time | 0.617 s | 
| Memory usage | 4.58 MiB | 
| JS errors | None | 
| Resource errors | None | 
| URL | /wp-admin/post-new.php | 
|---|---|
| Aspect | new-meta-boxes | 
| HTTP status | 200 | 
| Load time | 1.630 s | 
| Memory usage | 7.76 MiB | 
| JS errors | None | 
| Resource errors | None | 
| URL | /wp-admin/post-new.php?post_type=page | 
|---|---|
| Aspect | new-meta-boxes | 
| HTTP status | 200 | 
| Load time | 1.195 s | 
| Memory usage | 7.74 MiB | 
| JS errors | None | 
| Resource errors | None | 
| URL | Load time | Memory usage | ||||
|---|---|---|---|---|---|---|
| Inactive | Active | Change | Inactive | Active | Change | |
| /wp-admin/index.php | 0.382 s | 1.160 s | +0.778 s | 3.51 MiB | 4.58 MiB | + 1.07 MiB | 
| /wp-admin/edit.php | 0.208 s | 0.525 s | +0.317 s | 3.57 MiB | 4.85 MiB | + 1.28 MiB | 
| /wp-admin/post-new.php | 0.788 s | 2.303 s | +1.515 s | 6.06 MiB | 7.82 MiB | + 1.76 MiB | 
| /wp-admin/upload.php | 0.631 s | 0.473 s | -0.158 s | 3.52 MiB | 4.56 MiB | + 1.03 MiB | 
| /wp-admin/options-writing.php | 0.228 s | 0.769 s | +0.541 s | 3.5 MiB | 4.54 MiB | + 1.04 MiB | 
| /wp-admin/media-new.php | 0.335 s | 0.203 s | -0.132 s | 3.49 MiB | 4.54 MiB | + 1.04 MiB | 
| /wp-admin/edit-tags.php?taxonomy=category | 0.209 s | 0.302 s | +0.093 s | 3.5 MiB | 4.57 MiB | + 1.06 MiB | 
| /wp-admin/post-new.php?post_type=page | 1.247 s | 1.479 s | +0.232 s | 6.05 MiB | 7.74 MiB | + 1.69 MiB | 
| /wp-admin/options-discussion.php | 0.442 s | 0.486 s | +0.044 s | 3.5 MiB | 4.54 MiB | + 1.03 MiB | 
| /wp-admin/edit-comments.php | 0.482 s | 0.541 s | +0.059 s | 3.52 MiB | 4.56 MiB | + 1.03 MiB | 
| / | 0.312 s | 0.256 s | -0.056 s | 3.5 MiB | 4.4 MiB | + 920.55 KiB | 
| Average | 0.479 s | 0.772 s | +0.294 s | 3.98 MiB | 5.15 MiB | + 1.18 MiB | 
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.
| Language | % | Lines of code | Comment lines | Files | |
|---|---|---|---|---|---|
| PHP | 98.9% | 73,191 | 65,277 | 1,229 | |
| SVG | 0.6% | 423 | 1 | 77 | |
| JSON | 0.2% | 145 | 0 | 3 | |
| XSLT | 0.2% | 145 | 0 | 1 | |
| XML | 0.1% | 44 | 0 | 1 | |
| Markdown | 0.0% | 24 | 0 | 1 | |
| Total | 73,972 | 65,278 | 1,312 | ||
| Lines of code | 62,069 | 
|---|---|
| Total complexity | 15,610 | 
| Median class complexity | 5.0 | 
| Median method complexity | 1.0 | 
| Most complex class | Yoast\WP\SEO\Generated\Cached_Container | 
| Most complex function | WPSEO_Option_Titles::validate_option() | 
| Classes | 949 | 
|---|---|
| Methods | 5,566 | 
| Functions | 51 | 
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.
wp_options 5wp_usermeta 3{
    "dashboard": {
        "wpseo-dashboard-overview": {
            "title": "Yoast SEO Posts Overview",
            "context": "normal"
        },
        "wpseo-wincher-dashboard-overview": {
            "title": "Yoast SEO / Wincher: Top Keyphrases",
            "context": "normal"
        }
    },
    "post": {
        "wpseo_meta": {
            "title": "Yoast SEO",
            "context": "normal"
        }
    },
    "page": {
        "wpseo_meta": {
            "title": "Yoast SEO",
            "context": "normal"
        }
    }
}| ID | Name | 
|---|---|
| wpseo_manager | SEO Manager | 
| wpseo_editor | SEO Editor | 
[30-Oct-2025 10:07:15 UTC] PHP Deprecated:  strip_tags(): Passing null to parameter #1 ($string) of type string is deprecated in /wp-admin/admin-header.php on line 41