Change Woo checkout input field labels and placeholders
add_filter('woocommerce_checkout_fields', 'custom_override_checkout_fields'); function custom_override_checkout_fields($fields) { unset($fields['billing']['billing_address_2']); $fields['billing']['billing_company']['placeholder'] = 'Business Name'; $fields['billing']['billing_company']['label'] = 'Business Name'; $fields['billing']['billing_first_name']['placeholder'] = 'First Name'; $fields['shipping']['shipping_first_name']['placeholder'] = 'First Name'; $fields['shipping']['shipping_last_name']['placeholder'] = 'Last Name'; $fields['shipping']['shipping_company']['placeholder'] = 'Company Name'; $fields['billing']['billing_last_name']['placeholder'] = 'Last Name'; $fields['billing']['billing_email']['placeholder'] = 'Email Address '; $fields['billing']['billing_phone']['placeholder'] = 'Phone '; return $fields; }