Lenovo Legion 2 Pro L70081 Unlock Bootloader Guide | How to

Lenovo Legion 2 Pro (model number L70081) is the latest gaming smartphone that was launched in April 2021. Well, the device features a Qualcomm Snapdragon 888 5G and sports a dual rear camera setup with a 64 MP wide sensor, 16 MP ultrawide sensor, and on the front, it features a motorized pop-up selfie camera with a 44 MP sensor

In this guide, we will share with you an in-depth guide to Unlock Bootloader on Lenovo Legion 2 Pro via ADB Fastboot. Similar to the Android smartphones, the Lenovo Legion 2 Pro handset also comes with a locked bootloader. Therefore, it can be unlocked easily with a few steps, which are mentioned below.

If you are new to rooting, then you should know that the unlocking bootloader of an android device is the first and important step in the Android rooting process.

Lenovo Legion 2 Pro

Lenovo Legion 2 Pro Device Overview

The Lenovo Legion 2 Pro features a 6.92-inch AMOLED panel with a resolution of 1080 x 2460 pixels and an aspect ratio of 20:9. It is a high refresh rate panel with a refresh rate of 144Hz, and it supports HDR10+. Under the hood, we have the flagship Qualcomm Snapdragon 888 5G built on a 5nm manufacturing process. For handling the graphics-intensive tasks, we have the Adreno 660.

Coming to the optics, we get a dual-camera setup at the rear and a single camera at the front. The dual-camera setup features a 64MP primary sensor paired with an f/1.9 lens and a 16MP ultrawide sensor paired with an f/2.2 lens. At the front, we get a 44MP pop-up camera paired with an f/2.0 lens. The rear camera can capture 8K videos at 24fps, and the front camera can capture 4K videos at 60fps.

The Lenovo Legion 2 Pro comes with Android 11 out of the box with Legion OS skin on top. It is available in five storage options: 128GB internal storage + 8GB RAM, 128GB internal storage + 12GB RAM, 256GB internal storage + 12GB RAM, 512GB internal storage + 16GB RAM, and 512GB internal storage + 18GB RAM. There is no microSD slot for storage expansion.

Coming to communications, we get Wi-Fi 802.11 a/b/g/n/ac/6, Bluetooth 5.2, GPS, NFC, and Two USB Type-C (2.0 & 3.1) ports.  And for sensors, we get an under-display optical fingerprint sensor, accelerometer, gyro, proximity, and compass. Powering it all is a 5500 mAh battery that supports 65W fast charging through a single USB-C port and 90W fast charging using the dual USB-C ports.

Unlock Bootloader: Overview

The bootloader is a program that starts whenever a device is powered on to activate the right operating system. It packages the instructions to boot the OS from the kernel. Like a smartphone, tablet, or PC, etc.

A Locked or Unlocked Bootloader is what gives you access to root a device easily. If you root your device, it means you have a superuser or administrator access to the operating system that runs on your phone. Therefore, you can change some of the system settings, manage customizations, tweaks, etc.

Unlocking your Android Device Bootloader may get security issues. Android users often unlock their device bootloaders to root and install Custom ROMs. But it may void your device warranty sometimes. If your device bricked or stuck into boot loops, etc. For the same reason, Android doesn’t come rooted; smartphone OEMs also don’t want to unlock the bootloader or root your device. It’s your choice and needs.

By Unlocking the device bootloader may void your device warranty. We are at GetDroidTips will not be responsible for any bricking/damage to your phone while/after following this process. Do it at your own risk.


  • To Unlock Bootloader on Lenovo Legion 2 Pro L79031 via ADB Fastboot, you need a laptop or PC.
  • Keep your device battery charged up to 50%, at least for a smoother process.
  • It’s highly recommended you take a complete backup of your device’s internal data. All of your device data will delete.
  • You need a USB cable to connect your device to your PC.

Download Links:


Please Note: This method is only for Lenovo Legion 2 Pro. It will wipe all of your device’s internal data completely. Make sure to keep a backup.

Steps to Unlock Bootloader on Lenovo Legion 2 Pro via ADB Fastboot

  • First, you need to enable the Developer Options > Enable OEM Unlock and USB Debugging.
    • In order to do this, go to your device Settings > About > Software Information > More > tap on the Build Number for 7 times to see a message “You are now a developer”.
  • Now, go back to the main settings menu > search Developer Options > tap on it > turn on the OEM Unlock and USB Debugging settings.
  • Download and extract the ADB Fastboot zip file on your PC.
  • Now, connect your Lenovo phone to the computer via USB cable and install the Lenovo USB Drivers on your PC.
  • Go to the zui unlock website and fill in all the required information and click on the submit application button to apply for device-specific unlock.
  • Now, wait for a while and you will get an email with a file then download that file and copy it in your ADB folder.
  • Go to the installed ADB Fastboot folder and open a command prompt window by pressing the Shift + Right Mouse button click in a blank area > click on Open Command Prompt here.
  • Now, type the following command in the command prompt and press enter:
    adb devices
  • If you see a pop-up screen to allow USB debugging, enable always from this computer and confirm by tapping allow.
  • Now, Reboot your device into bootloader either by entering the command window or you can boot into bootloader by button combination
    adb reboot bootloader

    bootloader mode

  • Now, type the following command in the command prompt and press enter:
fastboot devices
  • This command will list the connected device serial number. If your phone’s serial number shows up there then you are good to go. (If not listed, then re-install the USB Driver and retry typing the above command)
  • If the phone is listed then proceed to the next step with the following command and press enter:
fastboot flash unlock (filename).img
  • After that use the following command and hit enter:
fastboot oem unlock-go
  • After the above command has finished executing, finally type and enter the following command:
fastboot reboot
  • Now, your phone will reboot. Wait for a while and your device will boot into the system again.
  • That’s it. Now, your device bootloader is free to use.

I hope you successfully unlocked the bootloader on your device. If you have any questions about this method, leave a comment below.

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