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GT-I8558

(GALAXY Win) DOWNLOAD FIRMWARE: I8558ZMUANL2

Firmware Details:
Model: GT-I8558 / GALAXY Win
PDA/AP Version: I8558ZMUANL2
CSC Version: I8558CHMANL2
Bootloader/ BL: N/A
Region: CHM / China
Carrier/Brand: China Mobile China
OS: Android / Jelly Bean
OS Version: 4.2.2
Build Date: 19/12/2014
Security Patch Level: N/A
Changelist: 2811721
CRC: N/A
Size: 767.03MB

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