Update Galaxy S2 I9100G to Android 4.1.1 AOKP Jelly Bean Build 4 Custom Firmware

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Android 4.1.1 AOKP Jelly Bean Build 4 is now available for the Galaxy S2 I9100G. This is probably the only most stable AOSP-based custom ROM for I9100G. If there are more, do let us know in the comments. You can install Android 4.1.1 AOKP Jelly Bean Build 4 on Galaxy S2 I9100G if you have a custom CWM recovery installed and your phone is rooted.

In this tutorial, we will guide you how to install Android 4.1.1 AOKP Jelly Bean Build 4 on your Galaxy S2 I9100G with complete steps. This tutorial requires you to have a rooted Galaxy S2 with a custom recovery (ClockworkMod) installed on your Android phone. Make sure you also backup all your data as given below.

Galaxy S2

Disclaimer: All the tools, mods or ROMs mentioned below belong to their respective owners/developers. We (TeamAndroid.com) or the developers are not to be held responsible if you damage or brick your device. We don’t have you on gun point to try out this tutorial ;-)

UPDATE: AOKP Build 5 based on Android 4.1.2 Jelly Bean is now available. Read the tutorial here!

Android 4.1.1 AOKP Jelly Bean Build 4 Features:

  • Custom NavBar Ring on tablets
  • Force dual panel view on any device
  • Flip or shake your device to snooze/dismiss the alarm (check alarm settings)
  • Take screenshot from NavBar
  • Enabled USB mass storage emulation for certain devices (i9*)

Make sure you have installed all your USB drivers for the Samsung Galaxy S II to connect it with the computer. Download Samsung Galaxy S II USB drivers! Apart from just the USB drivers, there are a few more things that you need to take care of.

1. You need to enable USB debugging mode. This helps to connect your Android phone with the PC. See here: How to Enable USB Debugging.

2. Your phone battery should be 80-85% charged. If your phone goes off suddenly because of battery, during flashing ROMs or installing mods and updates — your phone might go dead permanently. See here: How to Check Battery Percentage.

3. Backup all your important data that you might need as soon as your flash a new ROM, or make a backup for just in case, you never know when anything might go wrong. See below on how to backup data:

4. Your Samsung Galaxy S II should be factory unlocked. Additional instructions for locked Android devices will be added in the tutorial for unlocking devices.

Now, let’s proceed with the tutorial on the next page and install Android 4.1.1 AOKP Jelly Bean Build 4 on your Galaxy S2 I9100G.


  • http://www.facebook.com/sunilkumarcpatil Sunil Kumar C Patil

    hi its working fine,, but problem is i cant find myfiles, plz help me

    • http://www.sizzledcore.com Haris Nadeem

      Install a file manager from the Google Play Store.