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GT-I9300

(GALAXY S ?) DOWNLOAD FIRMWARE: I9300UBUGNL1

Firmware Details:
Model: GT-I9300 / GALAXY S ?
PDA/AP Version: I9300UBUGNL1
CSC Version: I9300TFGUGNL1
Bootloader/ BL: I9300UBUGNL1
Region: UFU / Uruguay
Carrier/Brand: Movistar Uruguay
OS: Android / Jelly Bean
OS Version: 4.3
Build Date: 16/12/2014
Security Patch Level: N/A
Changelist: 2812098
CRC: 3264349721
Size: 986.96 MB

This firmware also works for:

You will download the app that will download the latest version of the firmware. Why should you use this app instead of download directly?

How to flash your phone with the new firmware?  How to update SAMSUNG device? How to change firmware in your device?

Click here to read the article about installing downloaded software