Before you start 
The step must contain a Fill User-Defined Form task.Configuration -
     [Onboarding (Transitions)] Administration -
     Processes
Configuration - [Onboarding (Transitions)]
     Administration - Settings
Here's what to do 
- Select the process that you want to use Form Snapshots with.
- 
    Select the step that you want to use Form Snapshots with from the Steps tab.
   
- 
    Click Edit next to Properties.
   
- 
    Select the checkbox next to the Save a Point-in-time snapshot of the form and contents at
     time of completion setting. 
   
- 
    Click Finish.
    The ability to include image information in the Snapshots is available, but disabled at
     upgrade. To enable including image information in the Snapshots: 
     - 
      Click Configuration.
     
- 
      Click Settings in the Onboarding (Transitions) section.
     
- 
      You may refine your search results by Keyword and entering image.
     
- 
      Click the Image in PIT Snapshot setting.
     
- 
      Click Edit.
     
- 
      Select Yes under Value.
     
- 
      Save.