Using the XMLmind XML Editor on Mac OS X 10.15+

Missing notarization message

If you get a message that either the XMLmind XML Editor or XLingPaper has not been notarized, open up System Preferences / Security Privacy / General tab. The XMLmind XML Editor or XLingPaper should be listed and you should be able to click “Open Anyway.”

Cannot start the XMLmind XML Editor

Click on the following link and pay attention to what it has below “If you want to install a version older than v9.2, please follow this procedure:”

https://www.xmlmind.com/xmleditor/faq.html#catalina_install_issue

Cannot open files.

Click on the following link and pay attention to “Workaround #2”. Two things to note:

You will need to navigate away from Applications to your Macintosh HD in order to find the bin directory.
Besides “opening” /bin/sh, also be sure to “open” /bin/zsh.

https://www.xmlmind.com/xmleditor/known_problems.html#catalina_file_access