XmlDocument OuterXml pretty printed

I've got a XmlDocument and I want to get the Content (OuterXml) as a pretty printed string. How can I do this?

Reg开发者_开发技巧ards

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Assuming I understand this correctly

using System.Xml.Linq;
XDocument xDoc = XDocument.Load(@".....\test.xml");
string xDocString = xDoc.ToString(SaveOptions.None);