
Samsung Galaxy S Ⅲ I9300UBUGOD1 is an Android 4.3 (Jelly) firmware for Panama (PCW, TPA). It is the same firmware configured per region and carrier (CSC). Find your country below, verify the file and download for free. Compared with the previous build I9300XXUGOC2 https://samfirm.shop/build/I9300XXUGOC2: Android updated from Jelly(Android Bean) to Android 4.3 (Jelly). A newer build for GT-I9300 is available: I9300XXEMU8 https://samfirm.shop/build/I9300XXEMU8.
Bootloader binary U (30). Flashing firmware with a lower binary is usually blocked by Samsung anti-rollback.
Pick your region (CSC) to download the matching firmware package.