Firmware update: Samsung Galaxy Note 4 SM-N9100 Android 6.0.1 Marshmallow. The firmware available for downloading https://samsung-firmware.org/model/SM-N9100/. You can download your Samsung Galaxy Note 4 SM-N9100 firmware at the page, available for some countries. How to Root for Samsung Galaxy Note 4 SM-N9100 is the separated post, this post only for upgrading to Android 6.0.1 Marshmallow.
Tags: Android 6.0.1 Marshmallow, firmware update, Galaxy Note 4 SM-N9100