How to install an official ROM Android 4.3 for Galaxy S3 phone


Way to upgrade and update or install ROM Android 4.3 Jelly between the Samsung Galaxy S3 GT-I9300 official version of the European addressed to Ireland (Vodafone) and can be installed on any phone 3G version model GT-I9300 being a global version software version number I9300XXUGMJ9, we will offer a full explanation update install ROM Android 4.3 via ODIN program.
Before explaining installation ROM fully must make sure that an update Android 4.3 over the air OTA by going to Settings Settings and Information Mobile then be sure to provide update , or by connecting the device to the computer and via the Samsung kies can update as well, in the event of unavailability any way of the two methods the previous two do not need to follow the steps to install Rom full via the Odin , but in the absence of an update on Mobile for many reasons , including the non-arrival of the update to the area, or because of the presence of Root Rot prevents the update, or the presence of Roman unofficial originally on Mobile , in addition a lot of reasons that may prevent update antenna or via the Samsung kies, so turn some of the users who would like to get the advantages of the latest version Android before they reach for their state or their district , due to the late arrival of updates to the countries where they are installed Rom full version official of the device and this What I will fully explaining the steps in a row .