i want to delete com port which are in use (In my system com3,com4......com16).
i want to delete\uninstall these used com ports...
i have tried from registry
1 . HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\COM Name Arbiter
then modify ComDB to 0
2. run command prompt by administrator, then set devmgr_show_nonpresent_devices=1
start devmgmt.msc
uninstall hidden com ports...
though it deletes used com ports , my driver does not installed on these com ports it takes com 17, but i want from 3 to 9
also on reboot system all used com ports are comes as it is...
. plz help me, if anyone knows the solution..