How to Install Stock ROM on Oppo A57 [Firmware/Unbrick]

Oppo A57 launched on December 2016. The device came out of the box with Android 6.0.1 Marshmallow with Oppo’s own ColorOS 3.0. Here we will guide on how to...

Abd Razaaq

Last updated on March 11, 2026

Abd Razaaq

Author

I'm a Tech Content Writer and Full-Time blogger. Since I love Android and Google's device, I started my career in writing for Android OS and their features. This led me to start "GetDroidTips". I have completed Master of Business Administration at Mangalore University, Karnataka.

How to Install Stock ROM on Oppo A57 (CPH1701)

Android always opens the door to various possibilities such as flashing custom ROM or kernel or APK modding etc. These feats can be achieved by providing root access to your device or simply rooting your phone. In today’s date, rooting or customizing is no rocket science, but people perform these process carelessly. Certain users hastily carry out the modding/rooting process without properly following instructions. It leads to bricking of the device. It can happen with any device. In this post, we will tell you how you can restore or unbrick Oppo A57 back to the previous working condition.

The guide is simple and easy! All you have to do is simply download the below-given firmware files and tools on your PC and then follow the given instruction to install the Stock ROM on Oppo A57 using QFIL Tool. Yes, this guide is also helpful to recover, unroot or fix any software malfunctioning problem. Remember this guide is also very much needed in case of upgrade or downgrade the firmware on Oppo A57 (CPH1701). First of all, download the software, Qualcomm Flash Image Loader on your PC and then flash your phone back to Stock ROM. We request you to read the steps carefully before upgrading Oppo A57 using this guide.

The Advantage Of Stock ROM:

Flash Stock To Unbrick your Oppo A57
Flash Stock ROM to Fix the boot loop problem
Upgrade and Downgrade Oppo A57
Unroot or Fix Bugs on your phone
To fix the lag or stutter on Oppo A57
By flashing Stock ROM, you can solve software problems.
Revert back to stock to gain your warranty.

READ THIS CAUTION:

So before jumping into the manual upgradation setup, please make sure you have a good amount juice with at least 80% Charge. If not please charge the phone. Backup your phone in case if you need it later. If you brick the device we are not responsible. Do it at your own risk. Remember this guide is to update the Stock ROM on Oppo A57 (CPH1701).

Firmware Details:

Gapps File: Included
Device Supported: Oppo A57 (CPH1701)
Android OS: 6.0.1 Marshmallow
Tool Supported: QFIL
Processor: Qualcomm MSM8940 Snapdragon 435
Language Supported: Multi-Language
File Name: CPH1701EX_11_A.33_180508.tar.bz2

Download Firmware

Download Link	Descriptions
Download	CPH1701EX_11_A.33_180508.tar.bz2

Steps to Install Stock firmware on Oppo A57:

Before installing, make sure to follow the pre-requisite and install the necessary drivers and tools on your PC.

Pre-requisites

Supported device: Oppo A57 (CPH1701)
Charge your phone: You need at least a 50% charge on Oppo A57
Laptop or PC: To carry out this installation, you need a PC or Laptop.
Take Device Backup: The very first thing to pay attention to is taking the device backup. You might not be able to take the backup of phone data, however, if you have inserted a memory card in your device, remove it at least to save it.
Qualcomm Flash image loader: Download QFIL Tool
MsmDownload Tool: Download MsmDownload Tool and extract it (2nd method)
Install Latest Driver: Install the Latest Oppo USB Drivers. [For All Android USB Drivers]
Download: Download the above-required files on your PC.

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Disclaimer: We at Getdroidtips.com cannot be held responsible if anything goes wrong. Take your own risk!

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Method 1: Install via QFIL Tool:

Download Qualcomm Flash image loader tool and USB Drivers on your PC. Follow the below link to install the firmware using QFIL tool

Guide to Install Stock ROM using QFIL Tool

Method 2: Install via MSMDownload Tool

First of all, Download the file required above and extract it on your computer.
Now in the extracted folder, Run the file named MsmDownloadTool.exe as an administrator
When you see the screen, now turn off your phone
Connect your phone to PC using USB Cable while pressing VOLUME UP button.
Now on the MSMDownload Tool screen, load the firmware.
You can now click the “START ALL” button to start upgrading your phone.
Once the complete installation process is done, you can unplug your phone from PC.
That’s it! Now turn on your phone and enjoy new Stock firmware on Oppo A57.

I hope you installed the Stock ROM on Oppo A57 successfully, Now please rate this website with your comment. We always welcome feedback and improvements.