HOW TO UNLOCK BOOTLOADER USING ADB Help With Minimal ADB Tool (Step-By-Step)

UNLOCK BOOTLOADER USING ADB

The bootloader is a piece of code that runs before any operating system is running. ... Bootloaders usually contain several ways to boot the OS kernel and also contain commands for debugging and/or modifying the kernel environment. In this talk, we will concentrate on Linux bootloaders.

FOLLOW BELOW SIMPLE GUIDE STEP BY STEP:

N/B: backup your stuff in your smartphone since unlocking the bootloader formats the smartphone

1. Before we begin, we have to enable USB debugging on Our smartphone. 

To enable USB debugging mode, go to Settings → About → Continuously tap on the "Build Number" to enable debugging mode.

2. Now, go to settings and click on "Developer Option" and enable "OEM unlocking".

3. Now, setup ADB and fastboot on your PC. Don't know how to setup ADB and fastboot to your PC? Follow below simple guide and then proceed to #Step 4 of this guide on how to unlock the bootloader.

NOTE: Setting up ADB & fastboot is very important if you need to unlock your phone bootloader.

★ Download minimal adb and fastboot.zip file from Below to your PC

★ Create a folder in your PC desktop and name it "ADB" and extract downloaded zip file to that folder.

★ Now, to run ADB and Fastboot, open the ADB folder

★ Hold down the "SHIFT" key on the keyboard

★ While holding SHIFT, right-click on an empty space in the ADB folder and select "Open command window here"

★ Now, connect your phone to PC using working USB cable and type "adb devices" without the quote. Then press Enter key

★ If your phone gets detected, you are good to go. If not, tell me what error you have via @darlcent

4. Connect your smartphone to PC via USB cable.

5. Launch your ADB and run the below command provided below and press "ENTER".

🌟CODE: adb devices

NB: The work of the provided code is to make sure if the ADB detected your device.

6. Now, still in that command window, input and run the command provided below inorder to boot your Tecno smartphone into fastboot and hit ENTER.

🌟CODE: adb reboot-bootloader

7. Your device will boot into "fastboot mode" and your screen will go black and "fastboot" will be written on it.

8. At this point, type the following command and press "ENTER".

🌟CODE: fastboot oem unlock

9. The code above will prompt your device asking you to confirm the "bootloader unlock", press the volume up button for yes.

10. Wait till you get a success message.

11. After getting a success message, input and run the code below to boot your smartphone into system mode, system mode also means the normal working device mode.

🌟CODE: fastboot reboot

That's it, you have successfully unlocked your smartphone bootloader and can now proceed to root.

In case you want to root a phone and the boot loader is still locked

Download Section Below

Download Version 1.4.3 Portable Here

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25 MB