How to unlock bootloader & Root Blackview A55 Pro

Rooting is the way to obtain Supersu Right’s on a Android device, that means after Rooting the Phone have (sudo) full Right to perform any system task.

Blackview A55 Pro Run on Android 11 & it is Powered by Mediatek MT6762 Processor. it is a dual SIM smartphone support Nano SIM cards, connectivity Option’s Include GPS, Wi-Fi, hotspot, bluetooth etc. the device come with 4GB of RAM and 64GB of storage that can be expandable via SD card.

Requirement:

Steps to unlock bootloader & Root Blackview A55 Pro:

  • Install USBDK and Mediatek driver on Your computer
  • Download & Extract ROM2box
  • Run ROM2Box.exe

  • Click Mediatek/Firmware Reader!
  • Click “Full Firmware”
  • Once the process Started, turn Phone OFF, Now together Press Volume up + down key & then Insert USB, Once Phone detected Immediate Release key (make sure your phone stable in device manager)
  • done, it will take 15Min
  • turn device ON
  • Now Move boot.bin (rename it boot.img) from ROM2box/out folder to your phone
  • on Phone Install Magisk Manager
  • Now patch boot.img using Magisk and Move back it to computer
  • on ROM2box Go to Mediatek/Service and bootloader unlock/
  • Click ‘First Click me to erase Requirement
  • again connect phone = Press Volume up + down key & Insert USB, Once Phone detected Immediate Release key
  • once done
  • disconnect device
  • then Click ‘unlock Method 1

  • again connect phone = Press Volume up + down key & Insert USB, Once Phone detected Immediate Release key
  • once done, Go to Firmware Flasher/flash a Single Partition, Click ‘Select File
  • browse tool folder and Select vbmeta.img.empty, then click vbmeta.img
  • again connect phone Press Volume up + down key & Insert USB, Once Phone detected Immediate Release key
  • Success
  • wipe userdata / factory Reset
  • disconnect device
  • Open ROM2Box.exe Go to Mediatek/Firmware Flasher/Flash Single Partition
  • Select file and locate boot.img

  • Click boot.img
  • Once the process Started, turn Phone OFF, Now together Press Volume up + down key & Insert USB, Once Phone detected Immediate Release key (make sure your phone stable in device manager)
  • Success..

Note: have any issue we write original boot image followed by same method.