Install Android 4.4.2 CM11 Kit-Kat On Sony Xperia Z1C6902 / C6903[Guide]


Sony Xperia Z1 has been recently updated to Android 4.4.2 Kit-Kat official Firmware, and Team CM has already release the Custom ROM based on the Stock Firmware. CM 11 is available for Sony Xperia Z1 and you can download and install it using our Tutorial below. Most of you have already updated your Xperia Z1 to Android 4.4.2 Kit-Kat and most of you are already tired from it and want to try new ROMs on your device. This is the fresh release from Team CM so bugs will be there and since it is from the Official release not much of them will be there to tease you. If you are interested in other ROMs, you can visit our Custom ROM section Or You can update your Sony Xperia Z1 to CM11 Android 4.4.2 by following our Tutorial.This is not an official release from Sony, but a Custom ROM, you need to install a Custom Recovery on your device to install it and also your device must be rooted.


But why would anyone goes for a Custom ROM instead of staying on the Stock On, allow me to explain. “Stock and Official ROMs are good, but they are created with keeping in mind the demands of all,some wants performance and some wants speed, some wants looks, some wants features. Putting them all in one ROM can cause Lag, Performance issues and bugs. But Custom ROM in basically designed for either Looks or Performance and Custom ROM gives speed and great performance with Tweaks and System Tools.”

In this Article,  we will show you How To Install CM11 Custom ROM On Sony Xperia Z1.But before we begin, Make sure:

  1. That you have a Well Charged battery.
  2. Back-up all your important ContactsCall Logs & Messages.It is highly recommended in case of any mishap or data loss to back up all your important data.


The methods involved in flashing custom roms and rooting your phone is highly custom and may result in bricking your device,and has nothing to do with Google or the device manufacturers which is Sony in our case. In case of any mishap we may not be held responsible. Follow these instructions to the letter to avoid any mishap or bricking. Make sure that whatever you do, you are doing it at your own responsibility

Important things:

  • Your Device must be Rooted and Latest Custom Recovery must be installed on it.
  • Enable USB debugging mode.
  • Make sure that battery level is at 85% or more.
  • This Tutorial is Only For Sony Xperia Z1.

All read and Ready, let’s head towards the next page to see How to install this ROM on your Sony Xperia Z1.

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