Hello @Roobinda,
I have tested the options on your site and they are working properly. I have also recorded a video for you to view here: https://www.veed.io/view/c1c7ff53-e27b-4048-bcb8-4ce0ecdc9f8e?sharingWidget=true&panel=share. Please try again on your site after clearing the cache. I am confident that you will not experience this issue again.
Best Regards,
8Themes Team.