Plug the USB cable into your PC and the 2-pin side into the radio's accessory port.
Software alone cannot program your radio. You must bridge the connection between your computer and the HYT TC-780 using the following hardware: Hyt Tc-780 Programming Software Download
The HYT TC-780 uses a multi-pin accessory connector. You will need a USB programming cable compatible with the HYT TC-780 / TC-700 series . Plug the USB cable into your PC and
The official software name is: