A few days ago, Sony's new flagship smartphone, the Xperia Z, received second Release Candidate (RC) build of CM10.1.0. Now the CyanogenMod team has rolled out the third RC custom builds, featuring Android 4.2.2 Jelly Bean, for the Xperia Z.

Sony Xperia Z
CyanogenMod 10.1 RC3 custom builds are available for Xperia Z. Sony

As the team notes, the new release of CM10.1.0 is a small incremental update over the previous RC2. Also, the RC3 build addresses all the bug issues spotted in the previous version such as camcorder, bad launcher icon alignment in tablets, disappearing widgets and translation updates. Head over to the source page to learn more about the new release.

Xperia Z users who wish to update their devices to Android 4.2.2 Jelly Bean using CM10.1.0 RC3, may follow our step-by-step guide.

IBTimes UK reminds its readers that it will not be held liable for any damage to the device. Users are also advised to ensure that their handsets meet following requirements.


1) Install USB Driver for Sony Xperia Z to transfer files between the Android device and the computer.

2) Enable USB Debugging Mode on the phone to connect it with the computer and use Android SDK with it. [Press Menu>> Settings>> Applications. From there navigate and click on Development option and ensure the USB Debugging Mode is turned on.]

3) As the tutorial might wipe out all data of the phone, create a backup. If the device is having any custom recoveries such as ClockworkMod/TWRP already installed, then backup data using the recovery.

4) The battery of Xperia Z should have above 80% charge.

5) The bootlaoder of Sony Xperia Z should be unlocked.

6) The phone should be rooted and have ClockworkMod recovery installed. Click here for step-by-step guide to root and install CWM recovery on Sony Xperia Z.

7) The CM10.1.0 RC3 build works only on Sony Xperia Z. Installing this on any incorrect variant is likely to brick the device.

8) After flashing the ROM if the device gets stuck on Booting animation or experience boot loop then perform wipe cache partition and wipe dalvik cache five more times before rebooting the device.

Steps to install CM10.1.0 RC3 Android 4.2.2 Jelly Bean on Sony Xperia Z

Step-1: Download CM10.1.0 RC3 Android 4.2.2 Jelly Bean ROM for Sony Xperia Z to the computer

File name: cm-10.1.0-RC3-yuga.zip [Alternative link]

Step-2: Download Google Apps package

Step-3: Connect the Xperia Z to the computer using USB cable. Ensure that it is connected with Mass Storage option

Step-4: Transfer both the downloaded zip files to the SD card of the phone. Do not extract any files

Step-5: Disconnect the phone from the computer and then turn it off

Step-6: Boot the Xperia Z into recovery mode by pressing and holding Volume Down, Home and Power buttons together. The recovery mode will appear soon

Note: In recovery mode, use the Volume buttons to navigate between options and Power button to select the desired options.

Step-7: In recovery mode first perform a Nandroid backup of the existing ROM which can be restored later if the new ROM does not work or users wish to go back to the previous firmware. To perform a Nandroid backup, select Backup and Restore then select Backup again on the next screen. When backup is completed return to the main recovery menu

Step-8: Perform data wiping task to eliminate clash between the new ROM and the previous ROM. Select wipe data/factory reset then select Yes on the next screen to confirm the action. Then select wipe cache partition and after the wiping process is done select Wipe Dalvik Cache under advance option. Once the wiping process is done, go back to the recovery menu

Step-9: Select install zip from sdcard then select choose zip from sdcard. Now browse to the CM10.1.0 RC3 ROM zip which was earlier copied to the SD card of the phone. Press the Power button to select it and confirm installation on the next screen

Step-10: Once the ROM is installed, repeat the same procedure (step-9) but choose the Google Apps zip to install the same

Step-11: When the installation process is completed, select +++Go Back+++ and reboot the phone by selecting reboot system now. The first boot will take some time

CM10.1.0 RC3 custom build featuring Android 4.2.2 Jelly Bean should now be installed and running on Sony Xperia Z. Navigate to Menu>> Settings>> About phone>> Software info to verify the new software version of the device.

Note: To go back to the previous ROM, boot the Xperia Z into recovery mode. Then select Backup and Restore and then restore the ROM by selecting it from the list.

Also read: Android 4.3 Google Play Edition ported to Xperia Z [How to install]

[Source: Droid Lawn]