when i try to open my web app from Explorer 11.0.96 clients i see
Your browser is not supported. Please try using one of these other browsers: Mozilla Firefox 3.5 or higher
Google Chrome
Apple Safari
or Microsoft Internet Explorer 7.0 or higher
If you implement the Session.AllowUnsupportedBorwser event, you could examine the User-agent header and return true if it’s ie11.
As Alex said above, Microsoft decided to change their user agent string and go with a more standard version, more like Firefox and chrome, but that broke our mechanism for checking browser compatibility.
This was fixed in Xojo as soon as we got our hands on IE11 and were able to verify the change.