The List Of OPPO A3S CPH1803 and CPH1853 Firmware

The List Of OPPO A3S CPH1803 Firmware
The List Of OPPO A3S CPH1853 Firmware

Version 1 :CPH1803EX_11_A.09
Version 2 :CPH1803EX_11_A.12
Version 3 :CPH1803EX_11_A.13
Version 4 :CPH1803EX_11_A.17
Version 5 :CPH1803EX_11_A.18
Version 6 :CPH1803EX_11_A.20
‘Version 7 :CPH1803EX_11_A.24
Latest Version: CPH1803EX_11_A.25
Version 1 :CPH1853EX_11_A.18
Version 2 :CPH1853EX_11_A.21
Version 3 :CPH1853EX_11_A.22
Version 4 :CPH1853EX_11_A.23
Version 5 :CPH1853EX_11_A.26
Version 6 :CPH1853EX_11_A.28
Version 7 :CPH1853EX_11_A.29
Latest Version:CPH1853_11_A.31
How to Install Stock ROM at Oppo A3S (CPH1803, CPH1853)
Benefits of Stock ROM:
Read this warning:
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The List Of OPPO A3S CPH1853 Firmware

Version 1 :CPH1803EX_11_A.09
Download Link

Version 2 :CPH1803EX_11_A.12
Download Link

Version 3 :CPH1803EX_11_A.13
Download Link

Version 4 :CPH1803EX_11_A.17
Download Link

Version 5 :CPH1803EX_11_A.18
Download Link

Version 6 :CPH1803EX_11_A.20
Download Link

‘Version 7 :CPH1803EX_11_A.24
Download Link

Latest Version: CPH1803EX_11_A.25
Download Link

Version 1 :CPH1853EX_11_A.18
Download Link

Version 2 :CPH1853EX_11_A.21
Download Link

Version 3 :CPH1853EX_11_A.22
Download Link

Version 4 :CPH1853EX_11_A.23
Download Link

Version 5 :CPH1853EX_11_A.26
Download Link

Version 6 :CPH1853EX_11_A.28
Download Link

Version 7 :CPH1853EX_11_A.29
Download Link

Latest Version:CPH1853_11_A.31
Download Link

How to Install Stock ROM at Oppo A3S (CPH1803, CPH1853)


Android always opens the doors of various possibilities like custom ROM or kernel or APK modes etc. These credentials give root access to your device or only your phone can be acquired by phone. Today, routing or customization is not a rocket science, but people perform this process brutally. Some users run the modding/rooting process quickly without following the instructions correctly. It leads to bricking devices. It can happen with any device. In this post, we will tell you how to restore or molecular Oppo A3S back in previous working condition.



The guide is simple and easy! All you have to do is just download the given OPPO A3S Firmware files and tools of your PC and then follow the instructions given to install the Stock ROM using the QFIL tool. Yes, this guide helps to fix issues with recovery, void or any software defects. Remember to require this guide to upgrade or downgrade the firmware at Oppo A3S. First of all, download the Qualcomm flash image loader software on your PC and then flash your phone from the stock ROM. We request that you read the steps carefully before using this guide to upgrade Oppo A3S.