Hello, I activate the Hotel Booking Checkout Fields extension and add the product license. Put the already existing fields (which is 10 fields) is not shown up. I want to edit and delete some of them like Zip Code (check the images:
Thanks for your question. As far as I can see you use WPML. Please try to navigate to WPML > Support > troubleshooting and click the option to Set Language Information. Then the the list of all the checkout fields again.