Download the firmware for the GALAXY ACE 3 GT-S7270 with product code XSE from Indonesia. This firmware has version number PDA S7270XXUANI1 and CSC S7270OLBANI2. The operating system of this firmware is Android 4.2.2, with build date Thu, 11 Sep 2014 03:07:44 +0000. Security patch date is N/A, with changelist 2745493. Model GT-S7270 Model name GALAXY ACE 3 Duos Country Indonesia Version Android 4.2.2 Changelist