Natalie Wood

add_action( 'admin_init', function() {
    global $wp_filter;
 
    $hook_name  = 'admin_notices';
    $priority   = 10;
    $class_name = 'WPML_ACF_Translatable_Groups_Checker';
    $method     = 'report_untranslated_groups';
 
    // Make sure this hook is defined and is a WP_Hook object
    if ( isset( $wp_filter[ $hook_name ] ) && is_a( $wp_filter[ $hook_name ], 'WP_Hook' ) ) {
        $hook = $wp_filter[ $hook_name ];
 
        // Check that priority exists in the callbacks array
        if ( isset( $hook->callbacks[ $priority ] ) ) {
            // Loop through each callback at that priority
            foreach ( $hook->callbacks[ $priority ] as $unique_id => $callback_data ) {
                // Each callback's function is stored in $callback_data['function']
                $callback = $callback_data['function'] ?? null;
 
                if ( is_array( $callback ) ) {
                    [$object_or_class, $callback_method] = $callback;
 
                    // Match both the method name and the class
                    if ( $callback_method === $method
                        && is_object( $object_or_class )
                        && get_class( $object_or_class ) === $class_name
                    ) {
                        // Remove it!
                        unset( $hook->callbacks[ $priority ][ $unique_id ] );
                    }
                }
            }
        }
    }
}, 11 );