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when opening preview in new tab, have done this many times without this problem, it now is showing the input from previous previewAsked by USTAKY on March 30, 2015 at 10:14 AM
when testing input, the "Preview" is now showing the input from previous test.
That is normal behavior when Autofill option is Enabled. I have cloned and tested your form and saw that your Autofill option is set to Enabled.
You can find out more about Autofill feature inside of this article:
Hope this will help. Let us know if you need further assistance.