Text formatting toolbar on thank you page

I have no toolbar when editing Thank you page. What is the problem? Please see attachment

Formatting/Styling the Thank-You page is limited when the form is a JotForm Card. To learn what else you can do with the Thank-You page, please refer to the guides below.

How-to-Edit-Thank-You-Page-Settings

How-to-turn-text-to-bold-italic-or-hyperlink-in-the-Thank-You-page