Update Sony Xperia ZL to Android 4.3 via CyanogenMod 10.2 ROM

Sony Xperia ZL can now be up to date to the most recent Android 4.3 (Jelly Bean) firmware via CyanogenMod 10.2 Nightly construct, thanks to the CyanogenMod team. Earlier, Xperia Z and Xperia Tablet Z have been added to the CyanogenMod checklist, as they obtained the most recent nightly construct of CM10.2 customized ROM.

The CM10.2 ROM relies on the original Android Open Supply Project (AOSP) launch, which is designed to deliver superior performance and reliability than inventory Android versions. The ROM additionally features several new customisation options and enhanced safety for providing better Android expertise to users.

Head over to the official developer source page to read more about CyanogenMod 10.2 ROM

Pre-Requisites

The Android 4.3 CyanogenMod 10.2 ROM and instructions provided are limited to Sony Xperia ZL model. Verify device model number by navigating to Settings > About Phone

Back up data and settings using recommended custom recovery tool such as ClockworkMod (CWM) or TWRP, as data wiping process is mandatory in this tutorial

Download and install correct USB drivers for Xperia ZL on computer

Ensure USB debugging mode is enabled on phone by navigating to Settings > Applications > Development or Settings > Developer Options. If developer options menu is disabled, then go to Settings > About Phone and scroll down to the Build Number. Then tap on Build Number about seven times to reveal or unlock the hidden developer options. Now, enable USB Debugging mode under Settings > Developer Options

Double-check the device has at least 80% battery charge to prevent unexpected device shutdown (due to battery drain) while installing ROM

Make sure device is unlocked (not locked to specific carrier) and rooted with ClockworkMod Recovery (CWM) pre-installed

If device is stuck at booting or experiences boot loop issues,Wipe Cache Partition and Wipe Dalvik Cache a few more times before rebooting

Allow newly installed ROM to stabilise for five minutes before using device

If a Status 7 error message flashes while installing firmware, it could be due to an incompatible device or absence of a necessary kernel (for instance, a Jelly Bean Kernel must be installed before installing any Jelly Bean ROM)

How to Update Xperia ZL to Android 4.3 via CyanogenMod 10.2 ROM

Download Android 4.3 CyanogenMod 10.2 ROM forSony Xperia ZL. Also download Google Apps for your phone on computer

Connect and mount phone's USB mass storage on computer via USB cable

Copy downloaded Android 4.3 ROM zip and Google Apps zip files to root folder on phone's SD card

Power off phone and disconnect USB cable from computer

Now, boot phone into Recovery mode by tapping Volume Up buttonrepeatedly for a few times while rebooting

Take a Nandroid Backup of phone's existing ROM so that it can be restored later if new ROM fails to work or you want to restore original ROM. To do so, choose Backup and Restore and then hit Backup again on next screen

In ClockworkMod recovery, perform a full data wipe task by choosing Wipe Data / Factory Reset. Note: Use volume buttons to navigate and Power to select desired option

Wait until wipe process completes and then perform Wipe Cache Partition. Let process complete and then select Wipe Dalvik Cache from Advance option. This will prevent ROM-related errors or boot loop issues

Once wipe process is done, return to main recovery menu and click Install Zip from SD card

Then select Choose Zip from SD card. Locate the cm-10.2-20130821-NIGHTLY-odin.zip#sthash.mH7cCPP9.dpuf zip file copied earlier and select by tapping Power. Confirm ROM installation on next screen and let the installation begin

Note: Repeat previous step for installing Google Apps

After Google Apps is also installed, choose "+++++Go Back+++++" and tap reboot system now in recovery menu. The phone will now reboot automatically and the first boot might take about five minutes to complete

Returning to Previous ROM

To restore your original ROM: boot into recovery, select Backup and Restore then restore your previous ROM by selecting it from the list.

The Xperia ZL is now running on Android 4.3 based CyanogenMod 10.2 ROM. Go to Settings > About Phone to verify the firmware version installed.

Unknown

Add Comment

sony-xperia-zl