BetaFPV LiteRadio 2 delusion : controller not working with simulators under WIN 10 (and linux too)

BetaFPV literadio 2 controller not working with simulators under WIN 10 (and linux too),
Here is described the application of the full procedure of installation for BETAFPV Lite radio 2 but the controller still doesn't work.
The support seems to be totally absent for this brand... weeks to have answers...