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The ‘Undo’ feature allows a user to revert changes until the most recent ‘Save’ point when the page is loaded, and the ‘Redo’ button until the most recent change to the form. This means that if the form builder page is reloaded after clicking ‘Save’, that will be the new form state and undo/redo will be disabled. After clicking ‘Save’, the ‘Preview’, ‘Manage’, and ‘Publish’ buttons are enabled.
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