Oppo A57 4G CPH2307 Stock ROM Firmware

Oppo A57 4G CPH2307 Stock ROM Firmware is now available for download and You can download it below. by using this firmware you can solve all software Issues within your Oppo A57 4G CPH2307 such as hang-on Logo, FRP lock, fastboot Mode, display blank or white after flash, dead recovery, dead after flash, etc.

On this page, you will find the direct link to get the official Oppo A57 4G CPH2307 Stock ROM Firmware (flash file) on your computer. The Firmware comes as a zip package and contains the original Firmware, Flash Tool, Driver, and How-to Flash Manual.


  • make a backup before the Process
  • it will erase all your data Including Internal Storage

Firmware Information:

  • Device Name – Oppo A57 4G CPH2307
  • ROM Type – Full ROM
  • SoC – Mediatek
  • OS – Android 12
  • Password – null
  • Root Access – No
  • Size – 4-12GB
  • Region –
  • Firmware Version – CPH2387_11_A.07_2022052023070000

Downloads Links:

  • CPH2387export_11_A.18_2022092718440000 OFP: Download
  • CPH2387_11_A.15_2022080823000000 OFP: Download

How to Flash Oppo A57 4G CPH2307 Stock ROM Firmware Via Realme Flash Tool:

How to use Realme Flash Tool

How to Install Stock Firmware on Oppo A57 4G CPH2307:

  • unpack downloaded Firmware using 7zip or winrar then ofp using this tool
  • Now You have scatter firmware
  • Install Mediatek Vcom driver on Your computer.
  • disable SLA Authentication by following this Guide (if not disabled You will face a BROM error or flash tool Require a Authorized account/ID)
  • Download & Extract smartphone flash tools on your computer
  • from the flash tool folder Run flash_tool.exe
  • Go to Download tab Click Scatter and Load Scatter File from ROM folder
  • Repeat Process and load DA and Auth file too
  • Select Download only. Click Download & Connect Your switched off Phone by pressing volume up and down key (if no usb device then you have to do test point)
  • You will see a Yellow flashing bar with flashing Process. once done, unplug device and switch it ON


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