https://Hide buy button
add_action( 'init', 'woocommerce_hide_buy_button' );
function woocommerce_hide_buy_button(){
remove_action( 'woocommerce_after_shop_loop_item', 'woocommerce_template_loop_add_to_cart', 10 );
remove_action( 'woocommerce_single_product_summary', 'woocommerce_template_single_add_to_cart', 30 );
}