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Modified or clone DS100E multiplexers often share a generic serial number (like 100251 ). Certain software updates blacklist these serial numbers. Ensure your software activation files matches your specific hardware serial key.
: This is frequently caused by incorrect driver installation or the software being unable to communicate with the hardware.
Relaunch the software, go back to , and click the Update link. Crucial Tips for Clone (Modified) Hardware delphi ds100e firmware update problem link
Launch your diagnostic software as an (Right-click > Run as Administrator). Go to Settings > Hardware Setup . Select your connection type ( USB/BT ) and click Test .
: Remove the main PCB from the hardware casing. Modified or clone DS100E multiplexers often share a
The Delphi software is looking for the device on one virtual COM port, while Windows has assigned it to another.
Modern operating systems (Windows 10/11) have enhanced driver security. If your DS100E contains a counterfeit FTDI chip, the official FTDI drivers may actively block it, rendering the device unrecognizable. Many clones use fake FTDI chips with invalid serial numbers (like A50285BI) that lack proper EEPROM storage, leading to immediate communication loss after a driver update. As one user noted, the firmware refused to upgrade or downgrade regardless of the method used. : This is frequently caused by incorrect driver
Knowing these details will allow me to provide specific file paths or driver workarounds for your exact setup. Share public link
: Plug your DS100E interface into your laptop via USB and connect it to a stable 12V power supply (e.g., the vehicle’s OBD port). Access Settings : Open your Delphi diagnostic software and navigate to Settings > Hardware Setup Run Update to confirm the connection, then select to begin the firmware flash.