Psa - Interface Checker =link= Download Link

: Open the tool and click Activate . If the serial number and revision appear, your drivers are working correctly.

: Connect your interface via USB, launch the tool, and click Activate . This should display your device's current serial number and firmware revision. Firmware Updates : psa interface checker download link

Avoid updating your VCI firmware through the official Diagbox internet update if you are using a "clone" device, as this can blacklist the interface. PSA Interface Checker and Lexia Version - French Car Forum : Open the tool and click Activate

Guide: How to Download and Use PSA Interface Checker PSA Interface Checker launch the tool