Install Android 5.1.1 Lollipop on Sony Xperia Z with Mokee ROM



In this guide you will be able to install Android 5.1.1 Lollipop via Mokee ROM on your Sony Xperia Z. Xperia Z has already received a Stock Android 5.0 Lollipop but Mokee ROM is providing Android 5.1.1 Lollipop latest firmware available till date via Custom ROM. The Android 5.1.1 Lollipop Mokee ROM has all the latest features of Stock Android 5.1.1 Lollipop, not only this but it contain a built in OTA update system to download the newer available update.

We have already posted guide on the custom ROMs for various devices using custom recovery and in this guide we are going to use the same. Just grab the file from the below provided link and flash it through custom recovery. Before you begin please note that Mokee ROM is not an official update by Sony but infact its a third party custom ROM, just follow the below guide to download and install Android 5.1.1 Lollipop based Custom ROM on your Xperia Z.

How to install Android 5.1.1 Lollipop on Sony Xperia Z with Mokee ROM

Before you Begin:

Disclaimer: This tutorial includes multiple operations which includes Installing Custom Roms, Custom recovery and root. Follow the guide on your own risk, we are not responsible if you brick or damage your device however the chances of bricking a device are rare but you have to pay full attention on the complete guide to avoid any issues and difficulties while performing any of the above mentioned operation.


  • Please ensure your phone battery should be charged at minimum 80%
  • Download and install latest Sony USB drivers
  • Your device should have a working CWM or TWRP recovery installed.

Necessary downloads:

Process to install Android 5.1.1 Lollipop on Sony Xperia Z

Connect your device to PC and transfer the downloaded zip files to internal storage of your device.

Turn of your device and boot into CWM custom Recovery menu by the hardware keys combination or using any third party app (Mostly found in Play store).

Once your device enters into CWM recovery, create a Nandroid backup of your device or follow our guide to create a Nandroid backup (this will create a backup of your complete device including current firmware) if something goes wrong you can restore your previous firmware.

Once the Nandroid process completes, navigate and select wipe data/factory reset.(this will erase your data)

Now it’s the time to flash the Mokee ROM on your device. Choose “install zip from sdcard” >> choose zip from sdcard & navigate to the folder in which you have copied the custom file and select it.

Select “yes” to confirm install, wait for a few minutes till the file is completely installed in your device.

Once done with the above step, now apply the same process with the installation of Android 5.1.1 Lollipop Gapps.

Wait for the installation process to complete. The first boot up may take 5-7 minutes.

If your device is taking longer then 7-10 minutes then follow this guide to to fix this issue 

That’s it! You have successfully installed Android 5.1.1 Lollipop on your Sony Xperia Z now experience the new features of Android 5.1.1 Lollipop via Mokee custom ROM on your device. If you have any query feel free to contact us by posting your queries in the below provided comment section. Follow us on Facebook/Twitter/Google+ for future update.

A Software Engineer who loves to hang around latest gadgets and writes his own experiences to get the best possible and accurate information.
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