Oppo A53s CPH2321 Firmware Flash File – Android 11

Oppo A53s CPH2321 Firmware

Welcome To all in one thread for Oppo A53s CPH2321 in this post I will share all kinds of Oppo A53s CPH2321 Firmware With you. Like Ota software update fastboot ROM And QFIL flash tool. So keep in touch and stay updated with your Oppo A53s CPH2321 software upgrade.

Download Firmware/Flash File For Oppo A53s CPH2321:

“Oppo A53s CPH2321 Firmware” is the software that is provided by the vendor, or You may say that the software. Which was installed by the manufacturer of the phone is Oppo A53s CPH2321 Stock Rom.

The other type of the Rom is Custom Rom which advance users installed after flashing it as per their desire. Flashing a stock Firmware means installing the system image into the device’s internal flash memory.


The Benefit Of Stock Firmware:

  • Fix the boot loop problem
  • Upgrade and Downgrade
  • Unroot or Fix Bugs on your phone
  • Fix the lag or stutter on
  • Revert to stock to gain your warranty
  • Will able to receive OTA Updates


  • Supported Phone: Oppo A53s CPH2321
  • Charge your mobile: You may no less than a half charge.
  • Laptop or PC: To execute this installation, you must use a PC or Laptop.
  • Take Oppo A53s CPH2321 Full Backup

Before going to install Oppo A53s CPH2321 stock ROM you need to take a backup of all your messages, photos, and apps from your smartphone.

Most smartphones automatically make a backup in the background. But to make sure you take everything to your new device, you need a full backup.

How To Backup Android Phone Before Flashing Stock Firmware

  • Download Oppo A53s CPH2321 Flash Tool And Drivers:
  • A. Download and install Oppo A53s CPH2321 Drivers. The necessary communication between your device and PC.
  • These drivers are mainly for the devices powered by Qualcomm chipset. With these drivers, you can transfer files, flash the firmware files on the device, etc.
  • B. We use the QFIL QPST Flash Tool as Oppo A53s CPH2321 Flash Tool because this tool is very efficient and support all kind of Qualcomm phones.

Firmware Information:

Device Name: Oppo A53s
Type: Full ROM
ROM Size: up to 3.3GGB
Os: Android 11
Password: Null
Gapps: Included
Root access: Not
Firmware Version:

Download Firmware/Flash File

Instructions to Flash Oppo A53s CPH2321 Stock ROM:

1. Download and install the driver and tool above. Then launch the QFIL tool.


2. Turn off the phone (Remove the battery if possible, then insert the battery again), hold up the VOLUME KEY, and plug in the USB cable to connect to the computer.

3. On the QFIL tool, select the files, in turn, select the files in the Oppo A53s CPH2321 ROM folder.

4. After clicking Download, wait for the flash process to finish, the time is about 5-10.

5: During the flashing process, your device will restart automatically.


6. Once flashing is completed, Close the Qfil Tool on your computer and disconnect your Android Smartphone from the computer.

  • Congratulations, You have successfully installed Stock ROM using the QFIL Flash tool.

Follow Detailed Instruction Firmware Flashing With Qfil Flash Tool.


  • Read and understand the Full Guide before flashing.”Oppo A53s CPH2321 Firmware”.
  • Use these instructions at your own risk.
  • Before flashing, Stock ROM must have a 70–80% charge.