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This property specifies an initial height for your form as it is loading into the browser. It does not dictate the actual height. You typically do not have to edit your form’s height property since the form can resize dynamically. However if your form is very small it can improve the appearance as your form loads if you set height to the actual height of your form.
See [[V4_Using_Forms#Embedded_form_links_--_.22Just_the_iframe.22_and_.22Embedded_Form.22 | Embedding and Using Forms]] for for details on configuring the actual form height.
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