Why shouldn't they work? First inform yourself properly before making such a statement.
All the attached peripherals, radio panel, NAV panel, stick/throttle/pedal work for me without any problems, even without any special adjustments or videos on the net.
Download the drivers, connect the devices and off you go. FS version 1.12.13
Yes, as is so often the case, we will probably have to rely on the use of 3rd-party software. It looks like https://www.spadnext.com/home.html already or soon will support this and other Saitek panels.