If the device is unresponsive, try a hard reset. Disconnect the device, then reconnect it while holding down the 'Menu + OK'
Identify the correct COM port (e.g., COM 9 or COM 28) where your device is detected. delphi ds100e firmware update problem link
UPDATE SUCCESSFUL. CYCLING POWER.
: In the software settings, ensure the correct COM port is selected. Run a If the device is unresponsive, try a hard reset
If your Delphi DS100E (or similar CDP+ clone) is failing a firmware update, it’s usually due to a COM port mismatch or the software losing connection to the VCI. Common Solutions for Firmware Update Problems COM Port Selection If the device is unresponsive