Some hardware version do not have a custom firmware for ECU Flashing. Instead, another button will be visible in the updater software called ”Program Flash Files Only”. These are typical instructions;

 

-Connect the IIDTool to your computer USB port
-Start the updater software
-Click ”Find Device”

Select ”Custom Build 2769” and Click on ”Program Firmware”
OR Click on ”Program Flash File Only” if the button is available (hardware dependent)

-Wait until completion
-Follow the instructions on screen in regards to the mobile App file loading.

In your vehicle (in this order):
-Menu->ECU Flash…