Setup the language

1) If you a using the search script you can change the language in the script 

change the language in the row 'lang':'en',

2) If you are using the wordpress plugin you can change the language from the plugin setup in the wordpress administration

If you want to change the language in your upbooking page, simply change the language in the url

https://www.upbooking.com/en/collections/index_hotel-grand-hotel-royal_96.php

Here you can find a table with languages reference. https://www.upbooking.com/en/help/o_language-codes_228.php

Plugin Builder

Recipetor - Motor de reservas y Gestor de recetas y cocinas para toda clase de restaurantes, La aplicación para las recetas de tu restaurante