hello ,i have some trouble on that process:DEll optiplex 270 only have one com port,when i install realport driver,it should start from com2,but on the device managment console,it's start from com3,i can't change the first port map to com2,it does not appear;then i change a computer which have two com ports on it,when i install third TS16,it start form com36,but it should start from com35,what is the problem?