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How to root Nexus 9 on Android M Developer Preview 2 (MPZ79M) [Guide]

Developer Preview [1]If you are loving the new Android M Developer Preview 2 with build number MPZ79M on your Nexus 9 device, you might love it even more once it’s hacked open with root access. Root access is the only way you can begin installing those marvelous root-requiring apps and custom ROMs, so let’s check out how it’s done.

REQUIREMENTS

BEFORE WE BEGIN

HOW TO ROOT THE GOOGLE NEXUS 9 RUNNING ANDROID M MPZ79M DEVELOPER PREVIEW 2

  1. Download the Android SDK tool from the developer’s website here [3].
  2. Set up the ADB and Fastboot [4] on the Windows-based computer.
  3. Download Fastboot for Windows here [5].
  4. Download the TWRP here [6] and move the recovery to the same folder as fastboot on the computer.
  5. Download the ElementalX kernel here [7] to the computer and transfer it over to the internal nexus storage (SD card).
  6. Download the SuperSU here [8] to the computer.
  7. Copy and paste the SuperSU over to the internal storage SD card on your device.
  8. Completely switch off the Nexus by holding down the Power key for 10 seconds.
  9. Reboot it in Fastboot/Bootloader Mode ( Volume Down and Power keys together).
  10. Open the same folder where you have fastboot and the custom recovery.
  11. Right-click the mouse and hold Shift in the folder on an empty space and choose to open the command window.
  12. Type your first command: fastboot flash recovery twrp-2.8.7.0-flounder.img
  13. Choose to load the recovery mode from the fastboot menu on the device’s display.
  14. Your device is now booting in the recovery mode.
  15. Point to the “Install’ option in the menu and browse for the ElementalX toolkit, followed by the SuperSU. You must install them one at a time.
  16. Once you are done, head back to the main recovery menu and reboot the system.

You now have the root access to the latest Android M and are ready to install custom ROMs.