202110b Link | Delphi

If the test is successful but says the firmware is out of date, connect the VCI to a car's OBD2 port (to provide 12V power) while keeping the USB plugged into the computer.

Delphi 2021.10b is not an official release from Delphi Technologies but a community-modified or "unlocked" version of their professional diagnostic suite. It serves as a bridge for DIY mechanics and independent shops to access deep-level vehicle data—such as reading Diagnostic Trouble Codes (DTCs), viewing live data streams, and performing service resets—without the prohibitive cost of official dealer tools. The Appeal of the 2021.10b Build Expanded Vehicle Database: delphi 202110b link

Allows for resetting adaptive values (e.g., after a battery change) and coding new injectors. If the test is successful but says the