The plugin blocks error messages of any level from WordPress core, plugins, and themes.
As of April 2026, KAGG Compatibility is a WordPress notice plugin with 10 active installations and a 5/5 rating from 2 reviews. It has been downloaded 3.6K+ times in total. Requires WordPress 6.0+ and PHP 7.4+. Available on WordPress.org since 2022. Recently updated within the last 3 months. Top alternative: CookieAdmin – Cookie Consent Banner.
WordPress is not fully compatible with PHP 8.0-8.5. The remaining known PHP 8.0+ issues are deprecation notices.
The same is related to many popular plugins such as WooCommerce, Jetpack, Gravity Forms, and others. Mainly, they produce deprecation notices from the Action Scheduler library.
kagg-compatibility-error-handler.php into the /wp-content/mu-…| WordPress | 6.0+ requiredTested up to 6.9.4 |
| PHP | 7.4+ required |
Plugin data sourced from WordPress.org. Analysis and metrics by PluginSift.