When I watch analogue channels, the picture sometimes freezes while the Philips TV produces a strange sound and the TV no longer responds to any controls until I unplug the mains cable

A software solution is available. Follow the instruction in the user manual or Firmware Upgrade Readme file on how to upgrade your TV software.

You can find the latest Firmware Upgrade Software and Readme File documents on the Philips support website. Refer to the SOFTWARE & DRIVERS section.

IMPORTANT: The new improvement made in the new software release to solve this phenomenon, which required the TV channels to be reinstalled after the update.