Download Oppo A53s CPH2135 Firmware Flash File – Stock ROM Guide

On this page, we have shared all the Oppo A53s CPH2135 flash files with the firmware installation guide. To install the firmware flash file, we need a software...

Abd Razaaq

Last updated on November 30, 2021

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.

Why We Need Flash Files?

Stock Firmware or a Stock ROM is official software that the OEM manufacturer designs for a particular device. This file is required to fix any software-related issue on your Oppo A53s. If you face any problem with your device, your final attempt will be to re-install the stock ROM. This way, you can restore your device to stock ROM. This guide will be more useful to those users who always want to try rooting, installing mods, or custom ROM.

Advantages of Stock ROM:

Here are the answers to why you need to download and save the Oppo A53s Stock ROM flash file on your computer.

If your device is dead, you can unbrick using the Stock ROM file
You can fix or repair the IMEI on your device using DB files from Stock ROM
Remove any malware or Adwares from Oppo A53s
You can fix the boot loop issue on Oppo A53s
Fix Unfortunately, the app has stopped errors on Oppo A53s
Fix Network related issue
Patch Boot image to Root using Magisk
You can unroot Oppo A53s
To Reset or Remove FRP on your device
Restore Oppo A53s back to Factory State

Firmware Details:

Device Name: Oppo A53s
Model: CPH2135
ROM Type: Stock ROM
Gapps File: Included
Tool Supported: Qfil flash tool
Processor: Qualcomm Snapdragon 460
Android Version: Android 10

How to Flash the Firmware File on Oppo A53s

You should download the firmware file before installing the Stock ROM flash file on your Oppo A53s. Then download and install the USB Drivers and flash tool on the PC as well. Once you’re done with these, you can proceed to the steps below. But let’s take a quick look at the Stock Firmware importance and firmware details below.

Pre-Requirements:

Supported device: Oppo A53s
Make sure to charge your device more than 50%
You need a PC or Laptop with a USB cable.
Take a complete backup using any method given below
- Full Data Backup without Root
- Nandroid Backup via TWRP
Download Drivers and Tools: Qualcomm USB drivers, QFil Flash Tool, and Oppo USB Drivers

Download Flash Files:

Flash File Name: CPH2135PU_11_A.81
File Size: 3.7 GB
Download: Click Here

Software version

Changelog

CPH2135PU_11_A.81

Download

Security
- Added the August 2021 Android security patches to enhance system security

CPH2135PU_11_A.45

Download

Initial Firmware

Instructions to install:

Here is a detailed guide mentioned below which you can follow completely.

Method 1: Instructions to Install via Recovery:

First, you can try the official method to install the OTA stock ROM update via Oppo device recovery. Follow the guide link given below to install the OTA update on the Oppo device.

Guide to Install Oppo Firmware on any Oppo smartphone

Method 2: Instructions to Install via MSM Download Tool

Download MSM Download Tool and Qualcomm USB Drivers on your PC. Follow the below link to install the firmware using MSM Download tool

Flash Oppo Firmware via MSM download tool

Method 3: Instructions to Install via QFIL Tool:

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

Steps to Flash Stock Firmware Using QFil Flash Tool

That’s it, guys. We hope that you’ve installed the Stock Firmware on your Oppo A53s device successfully. Feel free to ask in the comments below for any queries.