Connect the cable to the radio's accessory jack and the PC's USB port.

Open the software, go to Setting > Communication Port , and select the COM port number that corresponds to your USB cable. 3. Key Features of the TC-580 Full Software

The full programming software package compatible with your radio's firmware version. PC: A computer running Windows 7, 8, 10, or 11. 2. Installing Drivers and Software

Enter your authorized licensed frequencies for both receiving and transmitting.