woocommerce_is_purchasable

add_filter( ‘woocommerce_is_purchasable’, ‘__return_false’); Source: https://wisdmlabs.com/blog/the-right-way-to-hide-add-to-cart-button-in-woocommerce/  

tested on WordPress 5.3.2 WooCommerce 3.9.3 // DISABLING PURCHASE FUNCTIONALITY AND REMOVING ADD TO CART BUTTON FROM NORMAL PRODUCTS add_filter( ‘woocommerce_is_purchasable’, ‘__return_false’); // REMOVING PRICE FROM VARIATIONS remove_action(‘woocommerce_single_variation’, ‘woocommerce_single_variation’, 10); // REMOVING ADD TO CART BUTTON FROM VARIATIONS remove_action(‘woocommerce_single_variation’, ‘woocommerce_single_variation_add_to_cart_button’, 20); Reference: https://stackoverflow.com/questions/29314168/how-to-disable-cart-functionality-from-woocommerce