Enum CollapsibleSectionHeadingLevel Lists the options to configure the heading level of a collapsible section Namespace: PnP.Core.Model.SharePoint Assembly: PnP.Core.dll Syntax public enum CollapsibleSectionHeadingLevel : int Heading2 Heading 2 (h2). This is the default value Heading3 Heading 3 (h3) Heading4 Heading 4 (h4)