Disable Antivirus/Windows Defender during installation, as many PETKA cracks are flagged as "false positives."
Open the PETKA launcher. A pop-up will appear showing your Unique ID.
PETKA is a "hybrid" parts catalogue. It combines the functionality of the official ETKA with integrated databases for Porsche and additional features that allow it to run on non-commercial hardware without a physical HASP dongle.
