ACF Title instead of term ids

titles-instead-of-term-ids.php

<?php

add_filter('wpc_filter_post_meta_term_name', 'wpc_acf_tax_term_name', 10, 2);
function wpc_acf_tax_term_name($term_name, $e_name)
{   // tax_object - is a filter meta key name.
    if( $e_name === 'tax_object' ){
        $term = get_term( $term_name, 'product_cat' ); // product_cat is related taxonomy 
        $term_name = $term->name;
    }
    return $term_name;
}

?>