Manual Update Galaxy S2 GT I9100 with Jellybean 4.3 Android OS – Guide

Jellybean 4.3For all those users who are having Samsung Galaxy S2 GT I9100 Android smartphone waiting for Official Jellybean 4.3 Android OS can now rejoice as we will be checking out on how you can install the same. Though there is no official update released yet for the device, all thanks to the Cyanogen mod team for coming out with the same. This firmware comes with much needed stability along with the new features and personalization options which makes this worth installing.

So, after the list of quick pre requisites mentioned below, you will need to head over to the next page where we have summed up the detailed guide which will help you update the firmware.

Quick Pre Requisites:

  • All the data in your Galaxy S2 I9100 should be backed up with the help of below mentioned steps so as to make sure that just in case if the data gets lost or corrupted, the same can be restored with the help of below mentioned steps,

SMS – Use “SMS Backup & Restore app”,
Contacts – Sync with the Gmail application,
Call Log - Call Log and Restore
Images, Songs, Videos, Files – Copy to internal / External SD Card,
APN and MMS Settings – Note down from the path “Applications > Settings > Wireless and Network > Mobile Networks > Access Point Names

  • Enable the USB Debugging Mode in your computer from the path “Settings > Applications > Development > USB debugging”. Also, the minimum battery life should be a minimum of 40% or else there is a risk of device getting turned Off in the middle of firmware update.

Disclaimer: Follow all the instructions mentioned in this article as if there is any damage caused due to not following instructions then we shall not be held liable or responsible. Just in case if you face any issues then we will try our level best to address the same.

  • As this is the custom ROM firmware, you need to make sure that you have rooted your device. To check on whether your Galaxy S2 is rooted or not, you will have to download the “Root Checker” app from the PLAY Store. If your phone is not rooted, then you need to root the same with the help of below mentioned steps;

How to Update Samsung Galaxy S2 GT I9100 with Official ICS 4.0.4 XWLPO Firmware

How to Root Galaxy S2 GT I9100 on ICS XWLPO 4.0.4 Firmware

Assuming that you are done with all the above mentioned steps, proceed to the next page where we have mentioned the detailed guide on how to apply this Jellybean 4.3 firmware update in your device.


  1. as i try the same which you told but its not working on my SII its showing me as Error: Signature verification failed.
    please help me in this matter

  2. jeboo_kernel_i9100_v1-2a.tar – Uploaded On: 2013-03-10 08:10:47 – is this the right file? That is what comes up when i click on Download Jellybean 4.3 Android OS above.

  3. Nope, still the same.

  4. The download link is wrong (jeboo_kernel_i9100 instead of CM10 4.3)

    PLEASE correct the download file for the JB 4.3 (CWM4.3)

  5. When is the file going to be corrected ?

  6. It’s a zipripslaptarphlapphlap file/folder/droof. You would all say that from the beginning if Google Translate was as efficient as everybody says.

  7. the download link forwarded me to a tar file…kindly help..

  8. Hey Pradeep

    The Jellybean 4.3 Android OS File IS Zip But With TAR Extension And It’s Not Showing on The Recovery Mode

  9. it’s a tar file..

  10. The s2 l9100G file is183 mb but this file is 7 mb only this is a rong file please check it

  11. this update do not work. when using recovery mode to install phone does recognize the zip file for google update but it wont recognize the firmware.

  12. This isnt a 4.3 JB CM mod & the file ia a tar file instead of a zip. Should i extension to zip? What will a 7+ MB file do anyways?? Kindly help

  13. Looks like Veenit is right. The file in the Jellybean 4.3 OS link is a .tar file and it’s not the flashable file. It needs to be replaced with the right one which is about 170+ MB.

  14. I have the same problem as Vineet. Can’t find the firmware file i.e. file with ‘tar extension’ in recovery mode; installed the apps package but nothing happened. Plz advice.

  15. Is tar file. With Winrar I convert tar file into zip file and with “install zip from sd card nothing hapened. With Odin I installed this kernel but the tf. remains in JB 3.1.2.

  16. I downloaded the file but it shows .tar extension. There is no zip file for jelly bean 4.3OS. Plz guide me. .

  17. When shall we get jelly bean 4.3 update on our Note n7000

  18. The download link is wrong (jeboo_kernel_i9100 instead of CM10 4.3)

  19. is it supporting FM Radio..

  20. Excuse me but it is a tar file i just downloaded it and the te same thing happened..

  21. Pradeep its not a zip file its shows tar file …when I download its shows tar file … plz check and reset again …..plz and thanx …..

  22. Yes, the JB 4.3 is tar file. jeboo_kernel_i19100_v1-2a. Can you check again. Anyway, I have install using Odin.

  23. where ???
    The link go to jeboo_kernel_i9100_v1-2a.tar file. Not a zip file.

  24. I don’t get it, I see the 7MB tar file only, and it is not recognised in recovery mode! Gapps are zip file and its just fine to install!
    Please give an advice how to come to the update.
    Thanks in advance

  25. Your link to “Jellybean 4.3 Android OS” appears to be wrong. It is serving a file called “jeboo_kernel_i9100_v1-2a.tar”. I was expecting a CyanogenMod file (eg cm-10.2*.zip”)?

  26. this file has extension of .tar hence it is not showing in recovery mode in sd card. what should i do?

  27. I downloaded jellybean 4.3OS but it is in .tar extension when i am downloading it and transfering to SD card than in recovery mode the tar file is not showing in it so plz let me know how i can updtae my ph.