Do it at your own risk!!! Read complete guide once and then apply , if you skip any step then it can cause of bricked phone.
Follow this Guide on your risk and if your device gets damaged or bricked during the process, I am not responsible. Please follow steps carefully
Requirements
- CF root modified kernel for XXKI3 firmware – Mirrors | Multiupload link
- Download ODIN3-v1.85 from here [use only this version otherwise it can bring serious problems]
Rooting Samsung Galaxy S II running Android 2.3.5 XXKI3 Firmware
- Unzip CF Root kernel file and you will see a .tar file, it is possible that your pc shows .tar file as extractable archive but don’t extract it further. save this .tar file on safe place like desktop

- Unzip Odin too and you will see two files first is .exe and second .ini

- Right click on Odin3 v1.85.exe and run it as admin

- Check Auto Reboot , F.Reset Time and leave Re-partition unchecked.
- Now click on PDA button and select CF-Root-SGS2_XX_OXA_KI3-v4.1-CWM4.tar

- After this, put your Samsung Galaxy S 2 in download mode.
- To do that Switch off your phone
- and press and hold volume down and middle key ,while holding both keys press power on key (don’t leave until it boots in download mode)
if your phone is unable to boot in download mode don’t proceed to next step ,please try again until it boot in download mode
- Once your phone is in download mode, you can connect your phone to the computer via USB.
- Just after connecting you will ID COM box in Odin will turn yellow and in message box ADDED appears
- Click on the Start button and wait for the kernel flashing process to complete.

- During this process don’t stop Odin and don’t turn off phone.
- Once the process is over, your phone will reboot automatically
How to remove yellow warning triangle
- Download Stock kernel of XXKI3 | Password: intratech@XDA
- Extract it by double clicking on it ,you will get .tar file
- Now flash this .tar file on your phone , flashing procedure is same as above. you have to use kernel .tar file instead of cf root .tar file
(Big thanks to Kuldeep singh for this tutorial and as always XDA-DEVELOPERS.COM)
I AM NOT TAKING CREDIT OR DONATIONS OR ANY OTHER BIT OF THE GREAT PRO BONO WORK DONE ON A REGULAR BASIS BY XDA DEVS THAT ARE INCLUDED IN THIS POST.


Great! Thanks for the share!
I think these prices can vary, but it is always more expensive to courier it from the US.
Personally my limit is $600, but that is just me.
thank you soooo much.. i have beeen looking for this for soo long… thank you soo much.
It’s actually a nice and useful piece of info. I’m glad that you shared this useful information with us. Please keep us up to date like this. Thank you for sharing.
the link of Stock kernel of XXKI3 don t work
(