If you see any listed in your Device Manager
If you want to isolate the exact cause of your connection issue, let me know:
: The programmer has no power supply or is physically damaged. iprog programmer not connected new
Replace the pull-up resistor marked for the power rail with a high-accuracy resistor.
Some USB 3.0 ports (often blue) on modern laptops may not provide the correct voltage for older programmer designs. Try switching to a USB 2.0 port if available. If you see any listed in your Device
iPROG Programmer Not Connected / “New” Device Not Recognized
If you have verified the drivers, adjusted the COM ports, and disabled your antivirus, but the unit still says "Not Connected," you need to verify if the hardware is receiving power. Try switching to a USB 2
If all steps fail, test the iPROG on a known-working Windows 7 system (which has fewer driver restrictions) to confirm hardware integrity.