There is no marking of a variation that has run out when there are many variations

הוספתי את הקוד הזה וזה לא עזר, גרסת פרו כמובן
מה עוד אפשר לעשות?

add_filter( 'woo_variation_swatches_global_ajax_variation_threshold_max', 'woo_variation_swatches_global_ajax_variation_threshold_max_edit', 10, 2 );
function woo_variation_swatches_global_ajax_variation_threshold_max_edit( $size, $product ){
return 700;
}