http://blogs.msdn.com/b/benjones/archive/2010/07/14/editing-xml-using-powershell.aspxI recently had a requirement to edit an XML document using PowerShell  Fortunately, this is a relatively easy task as shown below.  I’ve used a system environment variable %USERPROFILE% to populate the path to the file. The script modifies aen-GBTelligent Evolution Platform Developer Build (Build: 5.6.50428.7875)