Samsung Galaxy S4 LTE users can now install Android 4.4.3 KitKat update via a custom ROM.

Currently, the official OS update available for the Samsung Galaxy S4 LTE is the Android 4.4.2 KitKat update, as listed on GSM Arena. But adventurous Samsung Galaxy S4 LTE users can now experience Google's latest mobile operating system if they choose to.

However, the available firmware based on Android 4.4.3 KitKat update is not an official release as it is created by the custom ROM developers. According to the post on International Times, the CyanogenMod team has already "added the Android 4.4.3 source code with CM for nightlies" and it is available for the Samsung Galaxy S4 LTE variant.

Particularly, Samsung Galaxy S4 users with units bearing the model number GT-I9505 and powered by Snapdragon 600 chipset can now opt to install Android 4.4.3 KitKat update via the custom CM11 ROM.

But since the CM11 ROM based on Android 4.4.3 KitKat update is a nightly build, Samsung Galaxy S4 LTE users can expect bugs and issues. It is also important for those who will install the Android 4.4.3 KitKat update via the CM11 ROM to be extra careful during the process as any mistake might cause damage to the device.

For those who are interested to install Android 4.4.3 KitKat update on Samsung Galaxy S4 LTE can go to this IB Times post to get the download links of necessary files such as the firmware, as well as the comprehensive guide on the entire manual installation process.

Before proceeding to install the Android 4.4.3 KitKat update on Samsung Galaxy S4 LTE, make sure to satisfy these requirements below first:

The battery level of the Samsung Galaxy S4 LTE needs to be 80 percent or higher.

The corresponding USB drivers for the smartphone should be properly installed on the computer so the Android device will easily connect to the PC.

There should be a backup of the data stored on the Samsung Galaxy S4 LTE before installing Android 4.4.3 KitKat update. Custom recovery tools such as ClockWorkMod or TWRP can be used.