Official firmware for s4

Samsung has just started to push Galaxy
S4′s (GT-I9500) firmware to the KIES server
as the device is soon going to be launched in
various countries . Samsung always releases
the firmware before the device itself and it’s
the same case with the Galaxy S4, as well.
The firmware is based on Android 4.2.2 Jelly
Bean with Samsung’s Nature UX 2.0 running
on top of it. Currently, Samsung has only
released the firmware for China, we hope
other countries to follow soon.
Firmware Details:
Android Version: 4.2.2 – Build JDQ39
PDA: I9500ZCUAMDG
CSC: I9500CHNAMDG
MODEM: I9500ZCUAMDF
Build Date: April 24
Changelist: 465806

To download the firmware
Via sam