Android KitKat Update

[technoLover]

Is Sony going to release an official kit kat update for Xperia Miro or should I root and update it?

[Uliwooly]

No, you will need to install a custom ROM

http://www.sonymobile.com/global-en/software/phones/xperia-miro/

Xperia™ miro Android version overview

Latest & final version

Android 4.0 (Ice Cream Sandwich)

2012-10