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I9300XXUGNA5 Android 4.3 JB Firmware For Galaxy S3 I9300 - How To Guide

Download I9300XXUGNA5 Android 4.3 Jelly Bean official firmware for GT-I9300. XXUGNA5 Android 4.3 Jelly Bean firmware update for Samsung Galaxy S3 GT-I9300 rolled out in various countries including United Kingdom, Portugal, Montenegro and Switzerland (full country list available in download section); and can also be downloaded for a manual update. Galaxy S3 GT-I9300 comes with Android 4.0.4 ICS