(1.73) includes the following changes:

Improve playability of the disc title 1) Harry Potter and the Deathly Hallows and 2) Mozart-Don Giovanni Wiener Philharmoniker.

The former firmware version includes the following changes:

• Enhance product performance. (1.71)
• Improve playback of ‘AVATAR’ Blu-ray disc. (1.54)

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