The official version of Android 4.4.2 KitKat having the build number I9506XXUCNG3 was rolled out for the LTE model of Samsung Galaxy S4 bearing model number GT-I9505. The Samsung Galaxy S4 is a device which overthrew the Galaxy S3 and people across the globe are truly with the Galaxy S4. Apart from the features and functionality, the Samsung Galaxy S4 has a larger screen and a better processor to conduct various tasks. You will have to backup all the data on your device first before proceeding with the update. Android is changing the world and the Xiaomi is going to be on sale on Flipkart tomorrow i.e 5th August 2014.
Since it is an international model and build, the new firmware was rolled out in various countries which include New Zealand, France and various Nordic countries. The firmware update is available via Samsung Kies and as an OTA update. The update can be manually accessed also. You will have to download the appropriate firmware package provided in the links below and extract the zip file. The Android 4.42 KitKat update has really good features on the Galaxy S4.