Jelly Bean 4.2.1 is the latest Android OS version, it has been rolled out by Google to Nexus devices recently.4.2.1 fixes some bugs of 4.2 Jelly Bean.We cant expect official update to be rolled out by Sony for Xperia Neo MT15i/MT15a, as for now.But CyanogenMod has made it possible again.CyanogenMod 10.1 has been ported to many devices now and Galaxy Tab 2 10.1 P5110 aswell, it was just a matter of time that when CM 10.1 will be ported to Sony Xperia Neo MT15i/MT15a.This news was making rounds now since few days.Jelly Bean 4.2.1 is now available for Galaxy S2 I9100G aswell, thanx to Team CyanogenMod.Now you can install an custom ROM on your device which is based on Android 4.2.1 Jelly Bean.Most of you will be well knowing or have heard about CyanogenMod which is an Jelly Bean based ROM and you can very easily install Android 4.2.1 Jelly Bean CM10.1 Custom ROM on Sony Xperia Neo MT15i/MT15a with our step to step tutorial but before that would like to tell you that this is an custom ROM not any Sony official firmware, so please do make sure your device is rooted.
In this tutorial we will guide you through how to update your Sony Xperia Neo MT15i/MT15a to Android 4.2.1 Jelly Bean CM10 Custom Firmware.But before the tutorial we should let you know some warnings and pre-requisites.
Disclaimer – All the tools, mods,firmwares or ROMs etc. mentioned below belong to their respective developers or owners.In any case while following the tutorial you do something wrong,miss a step or what soever, we vickyz.com or the developers or owners are not liable or responsible to any damage or brick of your device in any case. We are not forcing you to attempt this tutorial, its all your wish.
What’s must before proceeding forward to tutorial
Download USB Drivers –
Download the latest USB drivers, so that you can connect the phone to the computer from here -
It’s always advisable to be on a safer side before trying anything on your device, so please create a backup of your devices data.So that you don’t loose your contact,messages or files.
Do make sure to check battery status – Check Your Battery Percentage
USB debugging is enabled on your device - Enable USB Debugging Feature