If for some reason you were out of place in the transition from Android Android 4.0.3 to 2.3.6, here is that Samsung tries to help by publishing a complete guide to Android 4.0.3.The PDF allows you to discover all the differences between the distributions of software trying to accompany the user in the full enjoyment of their smartphone. A very comprehensive guide and certainly interesting.
Android 4.0.3 S2 Galaxy Guide
