Rooting ICS

Welcome to ICS!. Now i believe all of you can't wait to root your device now. To root, just choose any one from the 3 methods listed below and we recommended you to use the Third Method. Happy rooting.. ^_^

*Note:
This rooting guide only for Samsung Galaxy S II -i9100 G! and of course we will not responsible for any damage. DO AT YOUR OWN RISK!

Method 1

Advantages

-Easy to do
-No yellow triangle
-Permanent ClockworkMode Recovery

Disadvantages

-Increases Binary Counter

Steps

Step 1: Download Codeworkx's LP7/ICS kernel and flash it using Odin. [How??]
Step 2: Put root.zip on either the internal or external SD card.
Step 3: Boot into ClockworkMod recovery by pressing Home Button + Volume Up key + Power key while your phone is turned off.
Step 4: in CWM, select 'install zip from sdcard'.
Step 5: Select choose zip from sdcard/internal sdcard, depending on where you put root.zip.
Step 6: Flash root.zip and reboot.

Method 2

Advantages

-Not increase Binary counter
-No yellow triangle

Disadvantages

-Temporary ClockWorkMod Recovery
Must have an external SD Card!

Steps

Step 1: Put the CWM.zip onto your EXTERNAL SD Card and root.zip on external OR internal SD.
Step 2: Get into the stock recovery mode by pressing Home Button + Volume Up key + Power key while your phone is turned off.
Step 3: From there, select apply update from external storage, and select the CWM.zip.
Step 4: You should now be taken to CWM Touch Recovery, where you should select install zip from sdcard.
Step 5: Select choose zip from sdcard/internal sdcard, depending on where you put root.zip. (Your internal and external sdcard might have their locations switched with the other, so double-check!)
Step 6: Flash root.zip and reboot.

Method 3

Advantages

-Not increase binary counter
-No yellow triangle
-Permanent ClockworkMode Recovery

Disadvantages

-More difficult than the other methods, but this method will give you the best result once achieved.

Steps

Step 1: Download and install ktool from Google play.
Step 2: Extract the contents of Codeworkx's LP7 kernel or ICS kernel.
Step 3: Find the file "zimage" and copy it onto your phone's storage.
Step 4: Use ktool to flash the "zimage" file. Reboot.