Tomtom Tom Tom RDS-TMC Traffic Receiver (9V00.080) "recognised" Questions

My PC does not recognize my Garmin? I am trying to upload a funny voice but it says my Garmin is not connected to my PC Use the usb cable that comes with your garmin and load the drivers for your PC ...

Garmin nuvi 3760. I have downloaded North american maps to the SD card but the Nuvii doesn't recognise the SD chip map when I go to tool, maps etc. Help Update your unit using Garmin Webupdater. ...

The TMC was working fine on my tom tom ONE XL but has now suddenly stopped recognising it when connected. I connect, turn on the tom tom but no receiver indicated. can you help please? Try resetting ...