The password of this kind of Piwis Tester 2 would be changed every 3-month ,please remember the changed password.The device has to be sent back if you forget the password.
2.If you received the Piwis Tester 2 with the password "porsche2018", you don't need to change the password ,as it can be used permanently,but you have to send back the HDD or buy a new HDD if you want to get an update.
Please send email to sales@obd2eshop.com if any more questions.