blue tooth receiver

[daveo1000]

hi, i am setting up garmin mobile pc on my car computer, it keeps asking if i am using the garmin antenna but i am not i have a after market bluetooth antenna, this will only work if i use the free trial,other wise it asks for a code
thanks dave

[catymag]

You must unlock your software
I already replied here
[Only registered and activated users can see links. ]