non available products greyed out

Hi Michael,

Thanks for reaching out to us. Please use the below code as a snippet using Code Snippets Plugin:

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;
}

Then let me know if it resolves your issue or not. Hope to hear from you soon!

Thank You