Updating Samsung note 2 to android 4.4
No worries, If you have not upgraded it till now then the possibility of no OTA update might have occured which does not mean that you cannot update.

Here is it what you need to do:


Install Samsung Kies
Connect your Samsung galaxy note 2 to laptop
Install required drivers for your phone
Open Samsung Kies and you can find the firmware update for Android 4.4.2


or else here is link to various official release of Android 4.4.2 for note 2

http://androidromupdate.com/2014/08/03/install-n7100xxufne1-galaxy-note-ii-n7100-official-4-4-2-kitkat-update-firmware/