Now you can root Your Samsung Note 5 N920T/N920P by flashing TWRP
and then Nobel Kernel in it.This Time you can’t get root access by only
flashing Super su from TWRP and if you do this your device will goes
into bootloop.Thanks to Xda Dev Manh_it for Compiling TWRP Recovery and Getting the root access in New Note 5 for T-mobile and Sprint android lollipop 5.1.1.

So This time you need to follow all the steps carefully given here,That’s why we are Giving you a whole guide on how to Flash TWRP recovery in note 5 and Then How  to  Root Note 5 Step by steps with pictures.
Note:This Method is not applicable in Note 5 At&T and Verizon models.
So for rooting Samsung Galaxy note 5 your device should be of T-mobiles or Sprint i.e Samsung Note 5 N920T or N920P.

#Download TWRP recovery for Samsung Note 5 N920 T

1.Download TWRP recovery Note 5 alpha.tar.

2.Just flash it using Odin  or follow same steps given here to flash TWRP Recovery using ODIN from HERE

Related Topic: How to root Samsung Note 5 T-Mobile and Sprint using Nobel Kernel