Yes, in the macOS line.
OK Problem “partially” solved…
With BigSur and Xojo 2022R1, and nothing more to be set, I am seeing the web page.
Thanks for all and I hope compatibility issues could be minimized in newer version of XOJO and OSx
It looks like the URL you posted at the beginning has a space at the end:
"https://test.recetaonline.ar "
Try removing it…
No space at the end… Thanks