Buenas, pego las novedades de la rel 6.3626

Benefits and Improvements
Fixes an issue where Apple AirPlay® doesn't work because the app fails to pair correctly
Improves general performance of the TV
Previous Benefits and Improvements
The following benefits and improvements are also included in this update.

Fixes an issue where YouTube™ cannot play content after being launched from the HOME screen
Fixes an issue where the Internet connection is lost and you need to restart the TV to reconnect
Fixes an issue where Netflix does not play UHD 4K or Dolby Vision content properly when AD2P headphones are connected
Upgrades the operating system to Android™ 9 Pie and adds the following features:
Support for Apple AirPlay® and Apple Homekit™
Integrates Dolby ATMOS support with the TV speakers
Allows you to customize the Input menu
Redesigns the Restart menu
Redesigns the Guide screen to display the current channel in a small window within the screen
Redesigns the Setting and Quick Settings menus
Redesigns the LED illumination behavior when using OK Google
Provides additional menu, interface, and icon enhancements
NOTE: For more information on the features and improvements, please go to: https://www.sony.net/androidtv-u2p
Fixes an issue where there is no sound, the sound breaks, or the volume level cannot be changed while the Mic button is active
Resolves an issue where vertical lines appear on the TV screen
Resolves an issue where the photo slideshow will freeze when switching between HDMI and USB inputs