I understand, how in the program to see points and tracks.I can't make so that the program has seen have seen Etrex Legend.I ask the small instruction how to make it?1-Connect Etrex Legend to the computer.2-Turn on the device.3-I go into the settings of the device.4-I open the interface.5-WHAT TO DO NEXT?How can I continue to make the program see Etrex Legend? I do not understand this.