How to root samsung galaxy s2

Rooting of an Android version is jailbreaking of our mobile device.
In this article will teach you to root Samsung Galaxy S2 Jelly Bean
(4.1.1 and 4.1.2).you have to be extra careful when downloading "ROMs—" and
always be sure that ROMs is specifically for version of Galaxy S2.



Following are 15 easy and short steps.


1- First turn off your device. Then,hold Volume button Down for a sec,
Continue holding button until see a warning screen (near about 3 seconds).



2-  Then Hit Volume Up so that you can hera voice. Then,you have to connect
 your Galaxy S2 to your pc.



3-  Then Download the software named as "Jeboo Kernel and ODIN package".
  Then  Unzip the ODIN files, but you have to  leave the kernel file as a .tar.




4-  Then You have to click Double on "ODIN3v1.85.exe",then the programme will
   be start running.Then you see a yellow highlighted box with "COM" and a number
   in that.



5-   Then you have to click the "PDA" button. This will be in the checklist
   under the start button.







6-   Then you have to Choose the "Jeboo Kernel".tar file which you downloaded.





7-   Then you have to click "Start." The "kernel" will be  start flashing.You
    have to Wait untilword "PASS!" wil apear, then you have to restart Galaxy S2 .







8-   Then you have to Download Superuser Zip file. If you can download it straight
   to your phone it is better but if you cannot, you can copy it ove from your
   computer,and paste it in your mobile.






9-   Then you have to Turn off your Mobile. Hold the button Volume Up, and Power
    and wait until your phone goes into "CWM Recovery" (near about 20 seconds).





10-  Then you have to  Choose "Install Zip." It will be the second option on list.






11-  Then you have to Choose zip folder from your Sd card.










 12-  Then you have to Find the "Superuser file". You will find it in your folder of downloads.







13-  Then you have to Choose "CWM-SuperSU-v0.00.zip".After this su binary and Superuser
    will be installed in your galazy S2.







14-  Then you have to Confirm by clicking "Yes".








15-  Then you have to Reboot. You will find app named as "SuperSU".First time you have to
   grant permission Through popup window. Then, you will be good to go.NOw    ENJOY your rooted phone.