Samsung launched the Galaxy Note 9 on the Galaxy Unpacked event in Brooklyn, New York on August 9, 2018. The phone sports a 6.4 inch Quad HD+ Super AMOLED display. It is powered by the in-house Exynos 9810 SoC clocked at 2.8 GHz and it comes with 6 or 8 GB of RAM. Internal storage is at 128 or 512 GB which can be further expanded up to 512 GB via a micro SD card. In the camera department, the Galaxy Note 9 packs a 12-megapixel (f/1.5 or f/2.4) primary and a 12 megapixel (f/2.4) telephoto lens on the rear and an 8-megapixel (f/1.7) front shooter for selfies. It runs on Samsung Experience 9.0 based on Android Oreo 8.1 and is juiced by a 4000mAh battery, which supports fast wireless and wired charging. It also features a water-carbon cooling system to keep it cool during intensive operations.
Installing TWRP Recovery on Samsung Galaxy Note 9 will help you install custom ROMs, Custom Kernels, and also enabled you to easily root your device. While there are many other ways by which you can root an Android device, using Magisk to root Android is the best way as of now. And for that TWRP is mandatory! Read ahead to know how to install TWRP on the Galaxy Note 9 and then how to root it using Magisk.
- Your Galaxy Note 9’s Bootloader must be unlocked.
- Installing TWRP is a pretty complex task. Make sure to take a complete backup of your device before proceeding. Guide: Guide to Backup Android Device Without Root
- Make sure you have enough charge left on your device. A minimum of 60% is recommended.
- Make sure you have latest ADB and Fastboot tool installed on your Mac/Windows/Linux.
- Enable USB Debugging in Developer Options.
Download these files before moving onto the step by step guide.
Download and transfer the N960_Root_for_OEM_issue_devices_V1.zip file to an external SD card.
Steps To Root Samsung Galaxy Note 9 (Exynos Variant) And Install TWRP
- Power off your Galaxy Note 9 and connect it to your PC using the USB cable.
- Now, boot into the download mode by pressing the volume down and Bixby button simultaneously.
- Download and extract Odin tool Zip file and run Odin Exe file on your computer.
- Once Odin.exe is opened, head over to the Options tab and disable Auto Reboot.
- Click on the AP button and select the TWRP file that you downloaded before proceeding into the steps. If not downloaded, go back to the downloads section and perform this step.
- Once selected, click on Start. This will flash TWRP on your Galaxy Note 9.
- Once the flashing process is completed, disconnect your device from the PC and press the Volume down and Bixby button simultaneously until the screen goes blank. Now, immediately press the Volume Up + Power + Bixby button to boot into the TWRP recovery mode.
- Now, swipe at the button of your display to allow modifications.
- Select Wipe and then select Format Data and finally type yes to factory reset your device.
- Once the factory reset is completed, from the menu, select Reboot and then Recovery.
- After the reboot is completed, select Install and navigate to the location where you have stored N960_Root_for_OEM_issue_devices_V1.zip file and select it.
- Swipe at the bottom of your display to flash it. Select Magisk from the different rooting method choices and then select the OEM Patch.
- When the flashing completes successfully, normally reboot your device.
Once the installation finished, reboot your device and look for an app called Magisk Manager. If it is not installed, download Magisk Manager APK and install it on your device.
Recommended: Best Magisk Modules for Android 
Congratulations! You just successfully rooted your Samsung Galaxy Note 9 (Exynos Variant) And installed TWRP.
This is the easiest way to root and install TWRP on Samsung Galaxy Note 9 (Exynos Variant). I hope this article works the way it is intended to be. Let us know about your experience trying out the methods mentioned in this article in the comments section down below. In case I missed mentioning anything or if there is some topic which you want me to cover, please let me know in the comments section down below.