You can mark certain fields as read-only so that users filling out the Candidate Hire form can't change any information that is selected by default. For example, the Pay Type field is auto populated in the Candidate Hire form based on the requisition details. If an organization has only one pay type, they can make the Pay Type field read-only so that the user doesn't have to make a selection:
Note: Only fields that are auto-populated in the form should be marked as read-only, such as Pay Type and Pay Class.
To mark a field as read-only, paste the <IsReadOnly>true</IsReadOnly> tag anywhere within the <Field></Field> tag of the field: