What is JotForm?
JotForm is a free online form builder which helps you create online forms without writing a single line of code. No sign-up required.
At JotForm, we want to make sure that you’re getting the online form builder help that you need. Our friendly customer support team is available 24/7.
We believe that if one user has a question, there could be more users who may have the same question. This is why many of our support forum threads are public and available to be searched and viewed. If you’d like help immediately, feel free to search for a similar question, or submit your question or concern.
Could you please tell us which theme are you trying to apply?
We will be glad to take a look on it.
I'm trying to use "Director Forms" which is one of my personal themes.
How are you trying to apply the theme?
I'm not able to find it in our Theme Store.
This is the correct guide to apply a theme to your form: http://www.jotform.com/help/184-How-to-Use-Your-JotForm-Themes.