: Open the CPS, go to the "File" or "Settings" menu, and select the correct COM port identified in Step 1.
: Click the "Write" icon to upload your new settings back to the GM3688. motorola gm3688 programming software download
A standard Motorola GM300-style programming cable that connects to your PC via USB or a serial port. Radio Connector: : Open the CPS, go to the "File"