The latest build of the Android 4.0.3 for Samsung Galaxy S2 is here. Now you can download and install the Ice Cream Sandwich on your Galaxy S2 smartphone. This version comes with a few improvements. Like:

-          GUI Speed – noticeably faster than the previous version

-          Better Signal – new radios for signal increase

-          Battery – the standby time has increased

-          3D effects – small changes to GUI – 3D feel like

Remember that this is a leaked version of the official Samsung ICS (this is not a custom build ROM), consider it stock firmware. Although the source is clean rootingdroid.com cannot be held responsible for eventual data loss or crashes that can appear during flashing and afterwards.

Note that you need a rooted Galaxy S2, to root your Samsung go here.

1^st Step: Download all the necessary files

-          ODIN 1.83 from here.

-          Android 4.0.3 ICS I9100XXLPB firmware from http://www.sammobile.com/2012/02/02/new-ics-for-the-galaxy-s-ii-i9100xxlpb/

2^nd Step: Close Samsung KIES in case is opened. This may interfere with ODIN.

3^rd Step:  Launch ODIN.

4^th Step: Turn off your Galaxy S2 and enter

in Download Mode by pressing Home + Volume Up + Power.

5^th Step: Connect your SGS2 to the PC via USB. Odin will recognize it.

6^th Step: In ODIN select PDA and browse for I9100_CODE_I9100XXLPB_CL99600_REV02_user_low_ship.tar from the previously downloaded files.

7^th Step: Select CSC and browse for GT-I9100-MULTI-CSC-OXXLP5_RST.tar

8^th Step: For MODEM choose MODEM_I9100XXLPB_REV_02_CL1101286.tar

9^th Step: Click on START and Odin will flash your device.

If nothing goes wrong you should boot without problems your Galaxy S2 running on Ice Cream Sandwich.