SPContentType.RequireClientRenderingOnNew Property
Indicates whether the client is responsible for rendering a new document when it is created.
Assembly: Microsoft.SharePoint (in Microsoft.SharePoint.dll)
Available in Sandboxed Solutions: Yes
Available in SharePoint Online
Property Value
Type: System.Booleantrue if new documents are rendered on the client, otherwise; false. The default is true.
By default, the control specified in the NewDocumentControl property is used to render a new document on the client. If you want the new document to render on the server, set the value of this property to false.