Even though the Xperia neo V will not receive the official Android Jelly Bean flavour, Well, now installing Android 4.2.1 is so easy with Sony Xperia neo V. This new Android update has a lot of new features including the latest Photo Sphere and Gesture keyboard etc. We are here with a very easy-to-follow tutorial to update your Sony Xperia neo V with the latest Android Jelly Bean 4.2.1 .
Install a custom recovery image (such as CWM recovery) on your phone. This tool can be installed only on a rooted OS; also you will not be able to update your Xperia neo V to Android 4.2.1 without using CWM recovery.
Then, a Windows running computer will be required. Uninstall all the security tools and settings that are being running on your computer and smartphone as these tools are usually interfering with the update operation.
Check the battery status on your handset and if there is less than 60% power left charge the battery before heading to the proper steps.
Enable the USB debugging option by going to “Settings -> Applications -> Development -> USB debugging”.
And do not install the CM10.1 Android 4.2.1 Jelly Bean firmware on any other device similar with the Sony Xperia Arc S as this guide can be applied only for the mentioned phone.
Disclaimer: The procedure given in this tutorial is considered as risky and may cause damage to your phone. It is recommended that you should not follow it unless you are familiar with these things. Follow this guide completely at your own risk. We or Cyanogenmod team won’t be held responsible for any damage caused to your device while attempting these steps.
Procedure to Update Sony Xperia neo V with Cyanogenmod 10 Custom ROM:
- Download Cyanogenmod 10.1 package from the ROM development page. (Filename: CM10.1-xxxxxxxx-UNOFFICIAL-ANZU-Ideosdev-xxxxxx.zip)
- Since Google Apps are not there in the ROM by default, you have to flash them manually. Download GApps from the link given below.
- Connect your device to the Computer using a USB cable. Enable mass storage mode & copy/transfer ROM package & Google Apps file to the external memory slot on your device.
- Now switch off the phone & boot into the Clockworkmod Recovery. For doing the same, tap Volume rockers few times while the phone restarts.
- After getting into the recovery, make a nandroid backup of your current ROM so that it can be restored in case of failure. To do so, Highlight ‘backup and restore’ option in the recovery menu, select it & then choose ‘backup’ to start the backup process.
- Select ‘wipe data/factory reset’ & subsequently ‘wipe cache partition’ to wipe the data & caches respectively from the phone memory.
- Now select “install zip from sdcard” & then on next screen select, “choose zip from sdcard”. It will show you the files & folders located on the root directory of your device. Navigate to the ROM file, select it using power button (unless you’re using touch CWM) & confirm the installation by pressing on ‘Yes’. This should start installing the ROM.
- As soon as ROM installation finishes, again select “install zip from sdcard” followed by “choose zip from sdcard”. This time search for the ‘gapps-jb-20121201-JOP40D-zackconsole cm10.1 only.zip’ & install it.
- Select +++++Go Back+++++ to land into the main menu of recovery. There, select “power off“.
- Up next, you need to flash kernel image required to boot CM10.1. For that, follow the steps mentioned in further article.
- Download the fastboot files
- Extract the zip file, you will find four files inside the fastboot folder.
- Open Cyanogenmod 10.1 ROM package using software like WinRAR or 7-zip, extract boot.img file (located at the root directory of ROM) to any convenient location.
- Now move that kernel file in the fastboot folder so that now it will contain total 5 files inside.
- On the phone (while switched off), enter into the fastboot mode. To do so,
- Press & hold Menu Button while connecting your phone to the PC.
- Open the ‘Fastboot‘ folder where the fastboot files are located.
- Now Open command prompt & Point its directory to the fastboot folder (OR You can do the same as: open Fastboot folder, Press & hold shift key and then right click on the free space in the same folder.When right clicked (holding shift), you’ll see ‘Open Command window here‘ option. Click it & Command prompt will be open pointing to the Fastboot directory).
- Type the following command in command prompt to flash the kernel file:
fastboot flash boot boot.img
- Restart the phone by typing “fastboot reboot” (without quotes) in command prompt.
- Your phone may take some time to boot than the usual. This is normal & happens only for the first time after installing a new ROM. So be patient.
Tip: You can restore back your previous ROM using CMW’s restore feature. To restore the previous ROM, boot into the recovery mode, select Backup and Restore option & on next screen, select restore. Now choose the backup you like to restore (or the restore the backup you’ve made before flashing this ROM).
Voila! Android 4.2.1 based custom ROM Cyanogenmod 10.1 is now successfully installed & running on your Xperia neo V. If any problem persists while applying these steps, you can leave a comment below for the same, we’ll be happy by helping you out. Enjoy..