Official Android 5.0.1 lollipop is now available for Snapdragon variant of Samsung Galaxy Note 4 that bears SM-N910F model number. If you have not received the update on your Galaxy Note 4, then you can download the update by following the instructions given below and get it updated. The best part is that you will not lose your warranty or do any harm to your device if you flash this. Please note that it’s only for N910C. Knox stays 0x0 which implies Knox counter will not increase and warranty will not get void.
Extract (unzip) the firmware file – download link.
Download Odin v3.09
Extract Odin zip-file
Open Odin v3.09
Reboot phone in Download Mode (press and hold Home + Power + Volume Down buttons)
Connect phone and wait until you get a blue sign in Odin
Add the firmware file to AP / PDA
Make sure re-partition is NOT ticked
Click the start button, sit back and wait a few minutes