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GT-I9100

(GALAXY S ?) DOWNLOAD FIRMWARE: I9100ZCLSJ

Firmware Details:
Model: GT-I9100 / GALAXY S ?
PDA/AP Version: I9100ZCLSJ
CSC Version: I9100OZHLSJ
Bootloader/ BL: I9100ZCLSJ
Region: CHN / China
Carrier/Brand: OPEN
OS: Android / Jelly Bean
OS Version: 4.1.2
Build Date: N/A
Security Patch Level: N/A
Changelist: 721689
CRC: NULL
Size: N/A

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