With Chat Plus, you can check whether the setting contents are reflected on the demo page even if you do not have a production environment.
(1) Open Chat Plus settings screen and click "Demo Page" on the left.（Basic setting procedure 2-1. (1) to (3)）
(2) We provide two types of demo pages, "Cooperate site" and "EC site". Please click on the demo page that matches the image of your website and check if the settings are reflected.