Porsche Rear Seat Entertainment (PRSE III) Display Unit Replacement. The software in the new display unit is either V02.000 or V02.009. The previous software version was V01.xxx. A USB stick is enclosed with the new display unit. Use the USB stick to update V01.xxx of the other display unit to version V02.000. It is not possible to update software version V01.xxx and V02.000 Replacing display unit.