Form Timing Out

I am having an issue that when someone fills out my form if they take a little bit to long it times out and they loose all the data they entered.

Is there a way to prevent the timeout?

My clients are getting irritated with this timing out.

Here is the link to my form:

https://www.integrityinternetsolutions.com/intakeform/

https://www.ads-software.com/extend/plugins/visual-form-builder/