Regional update for Samsung Galaxy S4 titled XXUFNC6 Android 4.4.2 KitKat has been released. Since it's a regional update and not everyone would get it, here is how you can install XXUFNC6 Android 4.4.2 on Galaxy S4 i9505 LTE.

XXUFNC6 Android 4.4.2 KitKat details:

Model:GT-I9505Model name:GALAXY S4 LTECountry:New ZealandVersion:Android 4.4.2Changelist:481100Build date:Wed, 12 Mar 2014 02:32:27 +0000Product Code:TNZPDA:I9505XXUFNC6CSC:I9505TNZFNC1MODEM:I9505XXUFNC6

Note:This is an official Android 4.4.2 KitKat update for Samsung Galaxy S4 i9505. After using this guide to install XXUFNC6 Android 4.4.2 on Galaxy S4 i9505, you will lose the root on your device. To get the root back, check this guide to root Galaxy S4 LTE i9505 on XXUFNC6.

Prerequisites to install XXUFNC6 Android 4.4.2 on Galaxy S4 i9505:

Create a backup of all important data in yourGalaxy device.Download and install USB drivers forSamsungGalaxy S4 in your computer.Enable USB debugging option by pressingMenu>Settings>Applications. Navigate and tap onDeveloper Optionsto ensure thatUSB Debuggingis enabled.Ensure that yourSamsung GalaxyS4 I9505 carries more than 80% of charge.

-PopularAndroid 4.4 KitKat based custom ROMs.

Install XXUFNC6 Android 4.4.2 on Galaxy S4 i9505:

Files required:download the Android 4.4.2 XXUFNC6KitKat firmware fromthis link. Alsodownload theOdin3v3.09 for installation fromhere. Unzip Odin; and unzip the leaked firmware file inside the same folder as Odin.

Install Odin on your PC and launch it.Switch yourSamsung GalaxyS4 off and boot it inDownloadmode: press and holdVolumeDown,PowerandHomebuttons together.Connect your SGS4 via a USB cable; when connected successfully, you will get a message in Odin sayingAdded!!.(In case you don’t get it, try another USB port. If that doesn't help either, then re-install USB drivers).From that window, locate the leaked XXUFNC6files to AP, BL, CP, and CS - except AP, ignore others if you don't get any such file.Once selected, click onStartbutton to initiate the flashing process.When update installation is successfully completed,on OdinID:COMwill turn green and Odin will show you aPASSmessage.Samsung Galaxy S4 I9505 will then restart and you can then disconnect yourdevicefrom computer.