to a 12V power source (a car's OBDII port or a bench power supply). Low voltage is a primary cause of update failure. In the Delphi software, go to Settings > Hardware Setup to ensure the PC sees the COM port.
Direct the search path to your main Delphi/Autocom installation folder (e.g., C:\Delphi\Drivers ). delphi+ds100e+firmware+update+problem+top