Diagbox 7.01 was designed for European languages. To prevent errors during installation:

Open and enable:

: Disconnect from the internet entirely (turn off Wi-Fi/unplug Ethernet) to prevent the software from "phoning home" and deactivating your license. Tools Needed : A virtual drive software like DAEMON Tools is required to mount the Diagbox ISO file. Step-by-Step Installation Process Mount the ISO : Use your virtual drive tool to mount the Diagbox_setup.exe Administrator Activation : When prompted, common activation codes include "1234567890" , depending on your specific software source. Configuration

Follow these steps in order. Do not connect your Lexia 3 interface to the computer until instructed to do so.

You need the following file:

This step takes 15–25 minutes. The progress bar may freeze at certain percentages (e.g., 48% or 90%). Be patient—do not close the window. The installer is installing databases for PSA vehicles (Peugeot, Citroën, DS, Opel). A blank white screen may appear temporarily; this is normal.