To open the XML file, you can use a third-party custom application for XML editing, or you can use Windows Notepad, which is included with each version of the Windows operating system.

XML refers to Extensible Markup Language, which is a language similar to HTML. If you have an XML document, you may be wondering how to open it. Although you can open an XML file in Notepad, the ...

1] Notepad Opening an XFDL file in Notepad is a no-brainer. Right-click on the XFDL file, hover to “Open with” in the context menu, and select Notepad. It will open the XFDL file in the Notepad.

The name of an XML file to edit can optionally be given as an argument. I have been successful in that XML Notepad now builds on Mono, and it does start up and run a bit. However, it is so buggy that ...

In terms of a user interface for XML development, you can't get much better than this. If you are still editing and formatting XML files in notepad, then you don't know what you are missing.