T-Mobile GALAXY S II Android 4.0.3 ICS upgrade spreading out


T-Mobile starts pushing out the Android 4.0 Ice Cream Sandwich firmware update to the GALAXY S II tonight at @ 11pm EST/ 8pm PST. The update brings the phone’s OS from Android 2.3.6 Gingerbread to the latest Android 4.0.3 ICS OS.

The new build T989UVLE1 is available only through Samsung Kies software, T-Mobile says it will never push it out over the air (OTA). Make sure to update Kies to the latest version before proceeding with the software update.


  • Version
  • Improvements
    • Android 4.0 Ice Cream Sandwich (ICS)
    • CMAS improvement
    • Wi-Fi Calling enhancements
    • Voicemail enhancements
  • Prerequisites
    • Android version 2.3.6 / Software version T989UVKID/KL1/LDE update
    • Latest version of Kies software downloaded on PC or MAC
    • At least 50% battery life