As promised, T-Mobile USA has released the Android 4.0 aka Ice Cream Sandwich update for Galaxy S II. The first US Galaxy S II variant can be upgraded to Android 4.0.3 OS via Kies and will bring features like UI improvements, Wi-Fi calling and voicemail enhancements and more.
Samsung has even posted a tutorial showing how to update the device to ICS.
Congrats T-Mobile users!
Any rumors on when AT&T will be releasing theirs?