By default, none of the fields are required, disabled, or hidden. Click the column header to sort the fields based on that column header. For example, clicking Required results in listing required fields first, then the fields that are not required. Use Shift+click to reverse the sort.
Be aware that as soon as a user selects a new value for the workflow control property, the on-form fields change based on the required, disabled, and hidden settings for the newly selected status. This happens regardless of whether the user is authorized to edit an item with the new status. Authorized participation is enforced only when a user opens an item.
To specify required, disabled, or hidden fields: