Why didn't the html title update when I changed the name of my form?

Why didn't the html title update when I changed the name of my form? Is there another place to do that? 

Yes, you need to change the Page Title of the form from the Form settings page.

Please check this related guide: https://www.jotform.com/help/373-how-to-change-the-page-title-of-the-form