@Josh-Rosenthal said:
did you use the beta USB to serial drivers?
@Josh-Rosenthal Thx, I did not know existed that driver, I've tried with that driver,(but nothing)
but to discart any conflict problem I tested drivers in the laptop of my father (Windows 7), but still with the same problem, the yellow light dont blink=
https://youtu.be/FIRsPDyMoyg
(already tested with both docks)