Samsung started rolling out the Android 4.4 (KitKat) update for the Galaxy S4 (GT-I9500) users in Russia last week, Indian users started receiving the update earlier this week. The Samsung Galaxy S4 got the Android 4.3 (Jelly Bean) update in India last October. Recently, Samsung promised Android 4.4 update for 14 Galaxy device in the U.S.
Samsung Galaxy S4 Android 4.4 India
The build number for the Indian variant is I9500ODDFNB3 and the firmware build is dated Thu, 13 Feb 2014. The KitKat update adds wireless printing, support for emojis and lots more new features. The Android 4.4.2 KitKat update for the Galaxy S4 brings minor UI changes and under the hood improvements such as,
Status bar icons now in KitKat White from Green
Lockscreen Camera shortcut
New launcher settings [Homescreen, SMS]
Samsung Keyboard layout improved in landscape mode
Full screen music album art in the lockscreen
Improved user interface
The Android 4.4 update for the Galaxy S4 (GT-I9500) is 353.59MB . It is available Over-the-Air (OTA) in India. You can try updating the phone using Kies software if it fails.