A new firmware update is currently rolling out for the Xperia Z (C6603). New firmware version 10.1.1.A.1.253 is still based on Android 4.1.2, but is said to bring a number of improvements including performance enhancements, white balance display calibration, soft keys and nav bar changed to black (instead of grey) as well as an option to disable the notification light amongst other things. If you’ve downloaded it, let us know what changes you’ve noticed in the comments below.
Maj 10.1.1.A.1.253 (4.1.2) en cours de déploiement pour les Xperia Z “nus”.
— Sony Xperia FR (@SonyXperiaFR) May 14, 2013
Thanks for the pic pmhoang88!