How to Unlock Bootloader on Vivo X70/Pro/Pro+


In this guide, we will show you the steps to unlock bootloader on your Vivo X70/Pro/Pro+. While this Vivo device was released last year, it is still in the bucket list of many users. With a 120hz refresh rate, powerful Snapdragon 888+ 5G chipset, a whopping 12 GB of RAM, and support for fast wireless charging, everyone can see the reason for its popularity. However, when it comes to custom development, Vivo devices have never been at the forefront.

And the same was the case with this device. This is because the first entry point to this domain, aka unlocking the bootloader, was too complicated for normal users. But thanks to the great work of the developers, they managed to do a nifty thing through which you can easily unlock the bootloader on your Vivo X70/Pro/Pro+. And in this guide, we’ll show you how to do just that. Follow along.

How to Unlock Bootloader on Vivo X70/Pro/Pro+

The instructions below will wipe all data from your device, so make a backup beforehand. Similarly, it may also void the warranty of the and its members will not be held responsible in the event of a thermonuclear war, your alarm does not wake you up, or if something happens to your device and data by performing the following steps.

STEP 1: Download Modified ADB & Fastboot

  1. To begin with, download and extract the modified ADB and Fastboot Tool.
  2. Then download the modified Fastboot Binary.
  3. Now extract it inside the same folder where you had extracted the above tool.
  4. It will now ask you to replace the AdbWinApi.dll and fastboot.exe files, reply YES

STEP 2: Enable USB Debugging and OEM Unlocking

STEP 3: Downgrade Vivo X70/Pro/Pro+ to Android 12

  • Download the firmware and transfer it to your device’s Internal Storage, but not inside any folder
  • Now open CMD inside the ADB & Fastboot folder.
  • Then execute the below command to boot your device to recovery mode
adb reboot fastboot
  • Now performs local update using the firmware and wait for the process to complete.
  • Once done, your device will boot to the Android 12 OS.

STEP4: Boot Vivo X70/Pro/Pro+ to FastbootD Mode

  • Now connect your device to the PC via USB cable. Make sure USB Debugging is enabled.
  • Then head over to the ADB & Fastboot folder, type in CMD in the address bar, and hit Enter. This will launch the Command Prompt.command prompt
  • Type in the following command in the CMD window to boot your device to FastbootD Mode
adb reboot fastboot
  • After that, use the below command to reboot to the FastbootD Mode.
fastboot reboot fastboot

STEP 5: Unlock Bootloader on Vivo X70/Pro/Pro+

  • To begin with, download any partition IMG file and transfer it to the ADB & Fastboot folder [Why? See FAQ below]. For this guide, we are using the vendor.img.
  • Likewise, make sure you have two CMD windows opened in the ADB & Fastboot folder.
  • Now execute the below command in the first CMD window to initiate the unlock process [it will fail as of now, not an issue]
fastboot vivo_bsp unlock_vivo
  • unlock bootloader vivo iQOO Neo 6
  • Then switch over to the second command prompt window and execute the below command [Since your bootloader is currently locked, the flashing will give an error, that is completely normal]
fastboot flash vendor vendor.img
  • unlock bootloader vivo iQOO Neo 6
  • Now switch back to the first CMD window and keep on executing the below unlock command until you get the Okay Finished message
fastboot vivo_bsp unlock_vivo
  • unlock bootloader vivo iQOO Neo 6
  • Your device will undergo a data wipe, unlock the bootloader, and finally boot to the OS. You may also use the below command to boot the device to the OS
fastboot reboot

that’s it. These were the steps to unlock bootloader on your Vivo iQOO Neo 6. We will contact you with a solution as soon as possible.