The latest stable release v3.9.1 of well known custom ROM Vanilla RootBox is based on Android 4.2.2 and is now available for Galaxy S2 GT-i9300. Vanilla Rootbox offers a very light-weight, fast and customized experience of latest Android 4.2.2 JB. It offers a very light installation with popular features from AOKP, CM10.1 andParanoid Android. To update Galaxy S2 i9300 to Android 4.2.2 Jelly Bean RootBox v3.9.1, follow this very simple tutorial.

Key features of Vanilla RootBox:

Per App DPIPer App Tablet UIPer App LanguageOTA Updates – Goo ManagerCamera: Save to external memoryPhone: Advance Phone Settings (Vibrate on Answer, Every 45 Seconds, On Hangup and On Call Waiting)Phone: Noise SuppressionMMS: Message rate alerts (Modify SMS message limit for alert)MMS: Fully Customizable MMS ThemeMMS: Soft Keyboard Type (Emoji, Enter to Send, Enter for a New Line)MMS: Emoji SupportMMS: Read, Delete, Reply and Call options in StatusBar for messagesHome button call answer (Accessibility Option)Variable size pattern lockscreenClock: Increasing AlarmClock: Flip/Shake – Snooze or DismissClock: Disable Alarm Icon on Statusbar

Important:this tutorial is only for Samsung Galaxy S2 model number GT-i9300. Flashing it on any other Android devices and models can create issues in your handset.

Prerequisites to root Vanilla RootBoxAndroid 4.2.2 Jelly Bean onSamsung Galaxy S2 GT-i9300:

Create a backup of all important data in yourGalaxy device- learn tobackup SMS & MMS.

Download and install USB drivers for Galaxy S2 in your computer.Enable USB debugging option by pressingMenu>Settings>Applications. Navigate and tap onDeveloper Optionsto ensure thatUSB Debuggingis enabled.Make sure that ClockworkMod recovery is installed.Ensure that your Samsung Galaxy S2 GT-i9300 carries more than 80% of charge.

How to updateGalaxy S2 i9300 to Android 4.2.2 Jelly Bean RootBox v 3.9.1:

Required files:RootBox v3.9.1 for Galaxy S3 I9300&Google Apps.

Connect Samsung Galaxy S2 to your computer using USB cable and copy the downloaded files to the external card of your galaxy device.Disconnect the cable and switch your Galaxy S2 off. Boot in to recovery mode by pressing and holdingVolume Up, Homeand thePowerbuttons simultaneously -or tryQuick Boot app.Perform a Nandroid backup of your existing ROM to be restored later. SelectBackup and Restore>Backup. Go back to recovery menu after backup process is done. -very important step since it's a custom ROM and can contain bugs.Now we would perform a full data wipe operation on our smartphone. Do so by going towipe data/factory reset>Yespath. Come back to the main CMW recovery menu and selectwipe cache partition,when done, tap onAdvance>wipe Dalvik Cacheforwiping Dalvik cache data.Now from sd card, selectinstall zip from sdcardfollowed bychoosezip from sdcard. Locate the ROMfile from sdCard and select it usingpowerbutton. Tap onyesto confirm installation and wait for the ROM installation.Once done, repeat the above step but this time choose gApps file (gapps-jb-20130301-signed.zip)instead of the ROM file.Go back to man recovery menu and selectreboot system now.Rebooting might take a few minutes so be patient.

That's it! Your Samsung Galaxy S2 GT-i9300 is now upgraded to the latest release of Vanilla RootBox based on Android 4.2.2.