Go to “install zip from sdcard>Choose zip from sdcard” and browse the copied ROM zip file.

Next, time to install the Android 4.2.2 Galaxy S3 ROM zip file.

Navigate to “Advanced>Wipe dalvik-cache>Yes – Wipe cache”.When you’re updating SuperNexus ROM, you don’t need to wipe Galaxy S3 user data. This step should follow, if you’re coming from an another ROM. Next “wipe data/factory reset>Yes – Wipe data.Then navigate to “wipe cache partition>Yes – Wipe cache”.Then your existing ROM and its data will save on the SD card. When you see the Samsung boot logo release the pressed keys.Reboot into the recovery by pressing and holding “Volume Up, Home and Power” buttons.Copy the downloaded ROM and Google apps zip files into the internal SD card.But all the recoveries have similar procedures with little changes. Most of the people use CWM, therefore this tutorial based on it.

This installation we can use Clockwork Mod Recovery (CWM) or Team Win Recovery Project (TWRP). How to install Samsung Galaxy S3 Android 4.2.2 Jelly Bean SuperNexus custom ROM. Install custom recovery such as CWM or TWRP.Applying this tutorial, at your own risk. If your phone brick by following this tutorial, I can’t claim its damages. Installing custom ROM voids the warranty.Applying it to other devices cause unexpected results. This tutorial includes ROM zip file only for the Samsung Galax S3 GT-I9300 (international version).Though it’s not available CM and AOKP type customization options. It’s available Zipaligned APKs, support Init.d, fully deodexed, EXT4 File system optimizations and many more features. SuperNexus Android 4.2.2 ROM highly optimized for better performances. In case if you feel to go back to the previous ROM, you can easily restore the nAndroid backup via recovery. Moreover, after installed the Android 4.2.2 SuperNexus custom ROM on your Galaxy S3, you can’t see Samsung pre-installed apps.īefore follow this tutorial, it’s highly recommended to make a nAndroid backup. Before follow this tutorial, better to backup all your data.

Though it’s not delete anything on your micro SD card. It includes Google account log-in details, contacts, SMS and installed app. This method will wipe all the user data on your phone. This Android 4.2.2 SuperNexus installation we need a rooted and CWM or TWRP installed Galaxy S3. After that, you will receive Google now, Play store, Gtalk, Sync etc cool services. You can install them using this tutorial contain Gapps zip file. Like other AOSP custom ROM, SuperNexus ROM not available the Google’s services applications. This ROM gives pure Android user experience just like the Nexus devices. It’s a AOSP (Android Open Source) project based after market firmware. This upgrade we use SuperNexus custom ROM. Samsung Galaxy S3 user can install latest Android 4.2.2 jelly bean firmware.

Jeally bean 4.2.2 google contacts apk