WeatherCat Version 4.0.0 early dev release #4 is now available for testing. See https://athena.trixology.com/index.php?topic=3678.0 for more details and download.
I don?t know if I can select where it?s installed but it?s a possibility
Is it possible that WC 3.01 is not compatible with El Capitan?
Again thank you for percervering 👍.Yes it lives in Library/Extensions, NOT System/Library/Extensions on my Mini running 10.11.6.After about a day in a half, after trying everything, I decided to go to WC 2.44. In minutes after set up, there was, finally... joy😃!Thanks,Cabut