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GT-I9300

(GALAXY S ?) DOWNLOAD FIRMWARE: I9300UBUGOD1

Firmware Details:
Model: GT-I9300 / GALAXY S ?
PDA/AP Version: I9300UBUGOD1
CSC Version: I9300UWHUGOD1
Bootloader/ BL: I9300UBUGOD1
Region: PCW / Panama
Carrier/Brand: FLOW (Cable & Wireless) Panama
OS: Android
OS Version: 4.3
Build Date: 23/04/2015
Security Patch Level: N/A
Changelist: 2829771
CRC: 160957136
Size: 893.61 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