With FileMagic, loading XCU files is straightforward. The software parses the XML format of the file, displaying the contents in a user-friendly format.
For those who are not familiar with XML coding or data structure, this tool displays the data in a way that is accessible. https://www.filemagic.com/en/settings-files/xcu-file-extension/how-to-open-xcu-files-quickly-and-easily/