How to deal with browser navigation in multi step form with validation

1. Do multi step forms convert better?
2. In which situation is it appropriate to use a multi step form in PEGA?

Do multi step forms convert better?

Conversion optimization dictates that fewer form fields leads to more conversions. However, using multi-step forms instead of one-step or on-page forms has proven to increase conversions.

In which situation is it appropriate to use a multi step form in PEGA?

You can configure a multi-step form to help users complete complicated tasks. For example, instead of having a single, confusing online order form, configure a multi-step form. The multi-step form presents information from the online order form in multiple focused and concise screens.