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SAMSUNG GT-I9300

(GALAXY S ?) DOWNLOAD FIRMWARE: I9300UBELL6

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Firmware Details:
Model: GT-I9300 / GALAXY S ?
PDA/AP Version: I9300UBELL6
CSC Version: I9300UWEELL1
Bootloader/ BL: I9300UBELL6
Region: CPA / Panama
Carrier/Brand: Claro Panama
OS: Android / Jelly Bean
OS Version: 4.1.2
Build Date: 31/12/2012
Security Patch Level: N/A
Changelist: 0
CRC: NULL
Size: N/A
DOWNLOAD FIRMWARE SAMSUNG I9300 Galaxy S III

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