Below is a guide that Samsung has released to explain to users the update process when switching from Android 2.3 Gingerbread to Android 4.0 Ice Cream Sandwich on the Samsung Galaxy S II I9100. The guide details the differences between the two versions of Android to assist users when making the upgrade. The ICS update for the SGS2 has now begun rolling out and should be available for SIM-free devices shortly, if not already.

Samsung has confirmed via 


