How can I change Thank You Page?

drag and drop widget

Hello,

I'm not sure what you mean by the content of your question 'drag and drop widget'.

But you can change your Thank you page in a number of ways

1) Changing the Thank you page on the Thank you page settings: https://www.jotform.com/help/211-Setting-Up-the-Thank-You-Page

2) Changing the Thank you page URL using conditions: https://www.jotform.com/help/317-Change-Thank-you-URL-Based-on-a-Condition

If you have questions, please let us know.