24 May 2018

Oppo A57 Remove Pattern Lock in Miracle box

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24 May 2018
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Oppo A57 want to remove pattern lock in miracle box you can try to repair it by your self have to charge a battery with any charger and charged it by 95%. Your data is very important for so it is good to do a backup of data it may consist of contact details, important messages, emails or any other important thing which feel to be the backup in a device. This backup can be done on another device. we have to do the backup because after a format of a device, all data will be gone and it will not be recovered. For backup in other devices, you can use another external device like hard drive, SD card or any other suitable devices. If are doing by own. do it at your own risk as we don't take any responsibility if a device is damaged
Oppo A57 you can easily solve any problem with this method if you are fresher technician or experienced technician in android software related if the error occurs of USB not recognized then your USB is not working.if a battery is not charged,your USB socket will not proper work and you will fail in this method. if any issues please write your questions in the comment box I will try my best to help you. This method can be used in any chines box and it is important to installing phones driver, you can't flash or upgrade if it is not installed on your computer or laptop it must be installed and also available in this post, here all are linked that tested and working fine just in one try

Oppo A57 USB Driver


  • Oppo A57 phone with good charge battery
  • Miracle box
  • Oppo A57 USB Driver
  • Micro USB Cable
  • Computer or Laptop


  • Open Miracle box
  • Go to "Qualcomm" tab
  • Again go to "Read/format flash" tab
  • Select Model "Oppo"
  • Select FireHose "prog_emmc_firehose_8937_ddr_opp_A57.mbn"
  • Select "Factory Reset" option
  • Press and hold Volume Up + Down and Insert USB cable to device
  • Click on "Port" button after that you can see "COM 8 (Qualcomm HS-USB QDLoader 9008)"
  • Click on "Start button" and wait until completed
Screenshot for Remove Pattern lock
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