V2.3 includes the following changes:

Compliance with new regulation from AACS (Advanced Access Content System) by implementing the Cinavia watermark content protection solution from Verance. With this Cinavia watermark implementation, the player will not be able to play unauthorized copied disc. For details on Cinavia protection technology, visit Cinavia Online Consumer Information Center (http://www.cinavia.com).

Kindly download the software at www.philips.com/support.