You will find out on this page, A Bootloader is a code which runs when we turn on our device. This code initializes some hardware and then loads the kernel and ramdisk, and gets the boot process going. So this process is known as Bootloader. The same concept applies to all the technical stuff such as Laptop, computer, Smartphones and any such device.
Every Android OEM manufacturers lock the bootloader even though it is an Open Source. So if you want to try any CUSTOM ROM, it is impossible to load the CUSTOM ROM without the Unlock Bootloader. So Manufacturer made a policy of making the smartphone with Unlocked Bootloader will void the warranty. They want you to stick with the Stock ROM. Unlock Bootloader allows you to Root your Android smartphone, Flash TWRP and Custom ROM in a simple easy method. This method to unlock bootloader on Any Mediatek Device is simple to follow:
Before doing the methods, we just want to warn you that. By doing
this, you will loose the warranty and sometime if you dont read the
steps and do something wrong can brick/unbrick your device. So read carefully
before doing something wrong.
- This method is to "Unlock Bootloader on Any Mediatek Android Device"
- You need Laptop or Computer Working USB Cable
- Charge your phone with minimum 75% We is not responsible for any damage to your
- phone while installing this Update.
- Download Mediatek VCOM Driver
- Download Mediatek Helio USB Driver's
- Download Mediatek CDC USB Driver
- Download the ADB Fastboot-SDK tools.
- Take a complete backup of your phone and then proceed.
To Unlock Bootloader: Note: In Most cases, 95% of MT65xx devices come with an unlocked bootloader. Which means you do not need to worry about the below methods or guide to unlock the bootloader. Some smartphone with MT65xx and some MT67xx chipset requires to unlocking the bootloader first otherwise your android device won't be able to root or installing any Custom Recovery or Stock ROM.
Method-1
Like I said, In Some MT6580 SoC devices have an option to unlock bootloader. To do, Go to Settings > Developer options or in Settings > About Phone and turn OFF "OEM Lock".
Note: If there is no such options follow below methods :
Method-2
Sometime, 3rd Party developer or Manufacturer itself will release tool to Unlock bootloader on their device.Method-3
You need the unlock code, which you can get by contacting the manufacturer, some manufacturers don't provide the code so you are out of luck.- First of all, You need the unlock code, which you can get by contacting the manufacturer, some manufacturers don't provide the code so you are out of luck
- Once you get the code you can enable the Developer Option
- Go back to settings ➔ Now you need to enable the OEM Unlock by going to Settings ➔ Developer Option and Enable OEM Unlock and USB Debugging
- Download and Extract the Downloaded ADB fastboot Zip file on your PC.
- Now connect your phone to Computer using USB Cable.
- When you connect your Phone to Computer, please wait until all the drivers get installed.
- In your ADB fastboot folder open a command prompt window by pressing Shift Key + Right Mouse Click
- Now type the command in your command windowadb devices
- If you see a pop up to allow USB Debugging on your phone, Click OK
- Now type the command below to reboot your phone to bootloader.adb reboot bootloader
- Once your phone reboot into bootloader, make sure your phone shows the bootloader locked and then type the command below to make sure fastboot drivers are installed properly.Fast boot devices
- This command will list the connected devices. If your phones serial number shows up you are good to go and may continue. If the phone is NOT listed this indicates that your drivers are not installed correctly. In order for you to continue you must fix your drivers so that your phone is listed under fastboot devices.
- If the phone has been recognized by the command above, proceed to unlocking the bootloader with the following command:Remember that this step will wipe EVERYTHING off the phonefastboot oem unlock
- After the above command has finished executing, run the followingFastboot reboot
- The phone will reboot. Wait until the phone has fully booted up into android, and enjoy!
Method-4
In some devices bootloader can be easily be unlocked the following method--- First of all, enable the Developer Option
- To Enable the Developer Option, Go to your Settings ➔ About ➔ Software Information ➔ Build Number, Now Tap on the Build Number 7-8 Times until you see a toast message “Developer option enabled"
- Go back to settings ➔ Now you need to enable the OEM Unlock by going to Settings ➔ Developer Option and Enable OEM Unlock and USB Debugging
- Download and Extract the Downloaded ADB fastBoot Zip file on your Computer.
- Now connect your phone to Computer using USB Cable.
- When you connect your Phone to Computer, please wait.. until all the drivers get installed.
- In your ADB fastboot folder open a command prompt window by pressing Shift Key + Right Mouse Click
- Now type the command in your command window
adb devices
- If you see a pop up to allow USB Debugging on your phone, Click OK
- Now type the command below to reboot your phone to bootloader
adb reboot bootloader
- Once your phone reboot into bootloader, make sure your phone shows the bootloader locked and then type the command below to make sure fastboot drivers are installed properly.
fastboot devices
- This command will list the connected devices. If your phones serial number shows up you are good to go and may continue. If the phone is NOT listed this indicates that your drivers are not installed correctly. In order for you to continue you must fix your drivers so that your phone is listed under fastboot devices.
- If the phone has been recognized by the command above, proceed to unlocking the bootloader with the following command:Remember that this step will wipe EVERYTHING off the phonefastboot oem unlock ****************"
(replace * with 16 digit unlock code)
- Check if bootloader is unlocked using the below commands
fastboot oem get-bootinfo - If it says your bootloader is unlocked you can proceed, run the followingfastboot reboot
- The phone will reboot. Wait until the phone has fully booted up into android, and enjoy!