Bootloader Unlocking

Asus Zenfone 2 Bootloader Unlocking Method (ZE551ML) (Marshmallow)

Asus Zenfone 2 Bootloader Unlocking Method – If you are wondering how to unlock the bootloader of your Asus Zenfone 2 (ZE551ML) and Zenfone 2 Deluxe, Than this article will guide you how to unlock bootloader of your Zenfone 2 (ZE551ML). But remember warranty will be voided if try to modify your phone. Nevertheless this is nothing in font of how an unlocked android phone performs and all the extra advantage that only Super User (root user) can get.


Asus Zenfone 2 Bootloader Unlocking Method

Asus Zenfone 2 Bootloader Unlocking Method (ZE551ML) (Marshmallow)
Asus Zenfone 2 Bootloader Unlocking Method




Unlocking Bootloader results to the void of the warranty of the device. (We) and its authors will not responsible for bricked devices, dead SDcard or any damage in your device which is incurred in the process of flashing Custom Recovery/custom ROM/Rooting or any development process the device. We highly advice to take a backup of your device prior to performing the process. Please do some research if you have any concerns about features included in this ROM, before flashing it! You are choosing to make these modifications. Nevertheless if you need any help, just comments already. We will always pleased to help you.


Downloads And Requirements

You need to download some required file in order to to unlock bootloader of your Asus Zenfone 2 (ZE551ML-Z00A) and Zenfone 2 Deluxe (ZE551ML-Z00AD). Download all the files from download link bellow —

  • Unlocking Files
  • USB Drivers
  • Make sure your have at least 60% battery juice
  • Enable USB Debugging (Go to Settings > about > Software Information, and tap over “Build number” upto 7 times or till it
    says “You are a developer now“. Then go back to Settings > Developer Options, open it and enable “USB Debugging


How to Unlock Bootloader of Asus Zenfone 2 (ZE551ML) (Deluxe)

  • First of download all the required file from above download section. Than extract the driver folder and install the driver (all of them). Now again extract the Bootloader Unlocker and Connect your Asus zenfone 2 ZE551ML with USB. Using original USB cable is recommended.
  • Open the Bootloader unlocker folder and run “Bootloader Unlocker.bat” (Run as administrator is recommended)
  • Now wait few second for command to execute
  • You will be notified Unlock Successful” and than your phone will automatically shut down
  • Then keep hold Volume Up button on your phone until you see bootloader again.
  • Then follow the instructions. If You Missed it, the close the application. Boot your phone into fastboot mode and try again..
  • Voila. that’s it. You successfully Unlocked bootloader of Zenfone 2 (ZE551ML).


Source Credit: XDA Forum



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