Sony has not yet rolled out the Android 4.4 Kitkat update for Xperia P LT22i and the device is still running on Android 4.1 Jelly Bean firmware. So as the Sony is not interested in rolling out the Android 4.4 Kitkat update Xperia P LT22i, all the users of this device must depend on Custom ROM’s to fulfil their needs. So here in this guide we are going to update Xperia P LT22i to Android 4.4.4 Kitkat firmware using Carbon ROM.
Carbon ROM is based on Android 4.4.4 Kitkat and is fast, stable and more secure. It is developed Abhinav2, who is recognized contributor and themer. To install this ROM on Xperia P LT22i, we must have Xperia P LT22i running on Stock Android 4.1.2 Jelly Bean with unlocked Bootloader.