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add_filter( ‘woocommerce_checkout_cart_item_quantity’, ‘custom_checkout_quantity’, 10, 3 ); function custom_checkout_quantity( $quantity, $cart_item, $cart_item_key ) { $product = $cart_item[‘data’]; return woocommerce_quantity_input( array( ‘input_name’ => “cart[{$cart_item_key}][qty]”, ‘input_value’ => $cart_item[‘quantity’], ‘max_value’ => $product->get_max_purchase_quantity(), ‘min_value’ => ‘0’, ), $product, false ); }