For those of you who want to root your Galaxy Note 4 or Note Edge on Android 5.1.1, you will need to flash a custom kernel on top of regular root method, otherwise you may end up in a bootloop. This is because Samsung has updated Android 5.1.1 with root block and the only way to get around it is to install custom kernel before installing SuperSU.
Here’s how to do it:
Step 1. Go to Settings->About device and check your Model number and your Android version. Make sure you are using Android 5.1.1, if you have older 5.0.2, 5.0.1, or 5.0, follow our root guide here instead.
Step 2. Hit the “Build number” a bunch of times until it says, “Developer mode has been turned on.”
Step 3. Hit the back button and go into “Developer options”. If you see “OEM Unlocking” option, turn it ON. If not, you can skip this step.
Step 4. Connect a micro-USB cable from your phone to your computer.
Step 5. Next, go to our Note 4 5.1.1 Kernels page or
You should have downloaded a total of 5 files like shown below:
Step 6. Next copy the kernel file and the SuperSU zip file to your phone’s storage.