Rooting and Unrooting Oneplus Nord CE 3 (ziti) with Magisk

Follow the steps to root your device

Warning! You need to unlock your bootloader before rooting your device. Unlock Bootloader

To Root

1. Download Nord CE 3 stock boot.img from zip file that matches your current build. or download from here: for OOS14.0.0.100(Ex01) OOS 14 Image files or check telegram group
   
   IMP! Take a backup of stock boot.img (rename it to stock_boot.img) as it is needed to unroot your device.
   Copy the boot.img to your device's internal memory.
   Keep a copy of it on the same folder you have adb Platform Tools. in case you need to restore the stock boot.img in future.
2. Download and open latest Magisk App
   Then Install>Select and Patch File (select the copied boot.img)
   After patching new file it will be stored on Download folder.
   Rename this img file to "magisk_patched.img" (Recommended)
3. Connect your device to PC through adb and copy the patched img to adb folder and follow below commands:

   adb reboot bootloader

   fastboot flash boot magisk_patched.img

   fastboot reboot

4. After reboot, install/open Magisk app to check for rooted device.

Success! You have rooted you device 🎉🎉🎉

Warning! Do not flash unnecessary modules in magisk if you are not sure of them.

Video Guide

To Unroot

1. Connect your device to PC. Make sure USB Debugging is enabled.
2. Open CMD on platform tools folder and execute following command:

   adb reboot bootloader

   Flashig stock boot.img as we remaned it as stock_boot.img

   fastboot flash boot stock_boot.img

   fasboot reboot

3. Done
Success! You have unrooted you device 🎉🎉

Credit: NordCE3 Community

Pranish