How to Unluck Bootloader of Huawei Nexus 6P

The unlocked bootloader is the foundation of root. If the bootloader is locked, the root process will be failed with no  doubt Your new Nexus 6P comes out the factory with a locked bootloader. Unlock the bootloader is fantastic for the reason that you will be able to enjoy a smartphone that only you have. If you are not well understand what the bootloader is, you may refer   What is Hboot/Bootloader? That guide will give you a clear picture about what is bootloader/hboot. By this tutorial you may learn how to gain root access of your nexus. The Nexus 6P is a bootloader-unlocking-friendly device and the unlock process is safe and secured.

Section 1

Unlock the bootloader will erases all your data. Before all thing start a full backup of your device is highly recommended.

First enable USB debugging option.

Go toSettings > About Phone > Build number > Tap 7 times Settings > Developer Options > USB Debugging

Second allow OEM unlocking.

Third tick "Always allow from this computer". If not, you will probably get yourself an OFFLINE DEVICE.

Forth connect your phone to your PC via usb cable.

Section 2

1. Open the Kingo ROOT\tools folder. In the tool folder, type CMD at the address bar and press enter. Type the following command:

adb reboot bootloader

2. Type the following command:

fastboot devices

It should returns your device serial number.

3. Issue the following command:

fastboot flashing unlock

This command works on nexus 6p and nexus 5x only

4. Run the following command to reboot your nexus

adb reboot bootloader

When you see device state - unlocked it means the bootloader is unlocked already.