How To Unlock Vivo Phones Bootloader – Free Methods

The new Vivo Android device comes with the locked bootloader; You can’t flash recovery like twrp or other .img files until you unlock the bootloader. But after Unlock Android bootloader you can able to flash any recovery, moded images file even you can root the device. Vivo not released any official bootloader unlock guide but there is a way you can still Unlock Vivo Phones Bootloader. In this guide, we will share How To Unlock Vivo Phones Bootloader, Free Method with fastboot OEM code and via EDL method.

Unlocking bootloader is an easy thing any Android user can do that as vivo too, but not for other Android phone’s, some phones don’t support directly Unlocking bootloader via fastboot. Manny Android Vendor like Huawei, LG, HTC, Motorola, Sony doesn’t support direct bootloader unlock you have to request the unlock code via their official website then you can unlock. But still, Vivo not launched any bootloader unlock official website but there is an unofficial free method. xda-developers forum member is a posted a free Vivo bootloader unlock guide via fastboot method we will show you how to do it.

Benefits of Unlock Bootloader:-

After Unlock Bootloader you can able to install TWRP Recovery, Rooting Installing custom ROM’s and customize the device. Also, you can unbrick the device by the flash boot.img, system.img, recovery.img, userdata.img. You can flash full ROM after unlocking the bootloader.

Also Read  Guide To Install Twrp Recovery On Xiaomi Mi Note Pro

There are particular disadvantages also. The most critical function of the simple fact your cellphone becomes marginally less protected. If you are not careful, then it is possible for a hacker to break your mobile by installing malicious programs. Some programs normally from banks also limit portions of the program’s functionality on unlocked devices.

Note: Unlocking the bootloader will completely reset your device. So first backup App’s, Contacts, Messages before start the process.

Supported devices:

All Vivo old new Android phones.

Pre-requisites:

How To Unlock Vivo Phones Bootloader via fastboot Method

1. First, read Pre-requisites and Enable Developer Options, USB Debugging and OEM Unlock.

2. Download and unzip Vivo fastboot Tool.

3. Connect your device to the PC and go to Vivo fastboot Tool folder.

4. Now open command promotes to the ADB & fastboot folder by Hold Shift + Mouse Right Click and type the command one by one.

adb reboot bootloader
  • This command will reboot your device into fastboot mode, or you can do manually by hold Volume Down + Power key together.

5. Use this command to Unlock Vivo Phones Bootloader.

fastboot bbk unlock_vivo
or (for new phones).
fastboot bbk vivo_bsp unlock_vivo
6. Press Volume Up or Down Key on your phone to confirm unlocking use fastboot bbk lock_vivo to relock the bootloader.

Also Read  How To Root Moto G5 Plus and Moto G5 Install TWRP Recovery, Unlock Bootloader

Unlock Vivo Phones Bootloader EDL Method 2

Note: This method can brick your device if it does not match with the firmware so first backup your data and download stock firmware and start the process.

1. First, read Pre-requisites and Enable Developer Options, USB Debugging and OEM Unlock.

2. Download and unzip Vivo EDL unlock Tool and go to the next step.

3. Download stock firmware and extract prog_emmc_firehose_****.mbn‘ file from the firmware.

4. Copy prog_emmc_firehose_****.mbn file to BLUnlocker_v1 folder.

5. Switch off your phone and hold Volume Up + Volume Down and connect USB at the same time.

6. Open device manager and note the Qualcomm EDL port.

7. Run “dump_devinfo.bat” and type the port number and hit enter Edit devinfo.img using HxD Hex Editor watch this video how to do it.

8. Run “unlock.bat” to Unlock Bootloader of Vivo Phones.

 

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