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When save/load is enabled, an additional icon Save button is added to the top bottom of the form: 
Image Removed. Form Form users can partially complete the form including leaving required fields blank and even having invalid data in form fields. They click save and the partially competed form is saved on the Form Server. Later the user can re-open the form either in the same browser or a different browser or even from a different computer, and reload the partially complete form and continue working on it.
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