The Xperia Z was launched in March 2013. It has a 5″ screen with a high pixel density of 441 ppi. It is powered by a 1.5 GHz quad-core Qualcomm Snapdragon S4 Pro processor, Adreno 320 GPU. Xperia Z has 2 GB of RAM, 16 GB of internal storage, which is expandable up to 32GB. It comes with a 13.1MP primary camera. Xperia Z is also water and dust resistant.

Xperia Z hasnt received an official Android 4.4 update yet. However there are many custom ROMs available using which you can update the Xperia Z to Android 4.4. CM 11 is one such ROM which is very well known in the Android community for its features and performance. Follow the instructions given below to install it on Xperia Z.

Xperia Z

Disclaimer: Follow the instructions at your own risk. The writer cannot be held responsible for any bricked or unusable devices. Even though the chances of your Smartphone getting bricked are negligible, the owner of the device must take full responsibility of it!

Pre-requisites and Backing up your Xperia Z:



  1. Create a Nandroid backup from recovery, in case anything goes wrong.
  2. Download the CM 11 zip file and Gapps zip file and place it on the SD card of the phone.
  3. Switch off the phone and boot the phone into Recovery mode.
  4. Then perform full data wipe task. To do so, click “Wipe Data/Factory Reset”, then choose “Yes” on next screen to confirm.
  5. Next, wipe the cache and the dalvik cache. Also format the system.
  6. Now go to “Install zip from SD card” and then “Select zip from SD card”. Choose the CM 11 zip file.
  7. Now again clear cache and dalvik cache.
  8. Go to ”Install zip from SD card”, then “Select zip from SD card”. Choose the Gapps zip file.
  9. After the process is complete, reboot the phone.

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