I coded some times ago (maybe 2 years) a project including a HtmlViever. It worked well on Mac OS and Windows.
Today, I'm trying to update this project and I'am unable to get this HtmlViewer working on Mac OS. It's still working on Windows.
Some information : Xojo 2018r4 or 2019r1, Mac OS X 10.13.6, Windows 10 Pro.
I'm using http:// in the URL.
With the same URL, in a simple project, HtmlViewer works on both Mac OS and Win.
I tried different syntax: