Is there any way to modify an XML file in ASP.net? Sure, look at the XmlDocument class (it is very helpful for modifying XML files).

Click on the Link given below to More Details:
http://bit.ly/2cE48BI

Namely all the .NET Framework XML classes include innovations that offer convenience, better performance, and a more familiar programming model etc. than the older industry standards such as DOM, XPath, XSD, and XSLT.