Now the System Check iOS report this error:
I honestly don’t know how I did it, but after many attempts I managed to set up an App project with all the platforms configured without errors
The only exception is the Windows 7.0.0 platform for which VisualStudio x Windows is required, but being in MacOS Catalina I have VisualStudio for Mac 7.7.4
Is it therefore incompatible with the Mac?
Seems you are hitting a known error with ios-deploy on Catalina.
Here is the report and solution: