Delphi Ds100e Firmware Update Problem Link -

Plug the DS100E into a car's OBD2 port first (to get clean 12V power), then plug in the USB cable to the PC. Launch the Delphi software immediately.

The FTDI chip (driver) is causing conflicts.

. However, many users encounter "No VCI Found" errors or progress bars that freeze at 0%. Common Reasons for Update Failure Driver Conflicts

With the drivers fixed, ports optimized, and external power applied, run the update link inside the application.

Ensure the Firmware folder in your installation directory contains the correct .fw files for your hardware version. To help you specifically, could you tell me:

If the software test succeeds but the update link fails or freezes midway, the files inside your software directory might be corrupted or mismatched. Close the Delphi software.

: Locate the MCU (STM32 chip) and carefully bridge specific legs (often pins 108 and 138) with a wire to enter Boot Mode.

While the official update process is generally smooth, things can go wrong. Here are the most frequent issues reported by users on forums like MHH Auto:

The software must target the exact virtual COM port assigned by Windows.

Updating the Delphi DS100E (or the DS150E equivalent) requires a stable connection between the vehicle, the interface, and your computer.

If the device is unresponsive, try a hard reset. Disconnect the device, then reconnect it while holding down the 'Menu + OK'

Open the Delphi software and go to .