Connect the DS100E to a car's OBD2 diagnostic port to provide solid .
Find "Ports (COM & LPT)" and look for .
If your DS100E continues to display a solid red light or refuses to interact with Windows after these steps, the internal flash memory chip may have suffered permanent electronic failure during the interrupted write cycle, requiring a hardware component replacement. delphi+ds100e+firmware+update+problem+top
Open the diagnostic tool and head to .
What show up on your device when you plug it into the car and USB? Connect the DS100E to a car's OBD2 diagnostic