Oppo A3S CPH1803 Stock Firmware ROM (Flash File)

Oppo A3S CPH1803 Stock Firmware ROM (Flash File) download for your Oppo Android Smartphone. Included contains Flash Tool, USB Driver, and how-to Flash manual instructions. The Oppo CPH1803 running on Android v8.1 Oreo version which is manufactured by Qualcomm SDM450 Snapdragon 450 CPU. Use MSM Download Tool for flash Firmware on this device.

[*] Chipset: Qualcomm SDM450 Snapdragon 450.
[*] Driver: Qualcomm Android USB Driver.
[*] Flash Tool: MSM Download Tool.

Download Oppo A3S CPH1803 OFP Firmware (Flash File)

Build Number: CPH1803EX_11_A.02_180705
Android Version: v8.1 (Oreo)
Download Size: 4.26 GB


Download Oppo A3S CPH1803 OTA Firmware (Flash File)

OTA Version: CPH1803EX_11.A.02_0020_201807050151
Android Version: v8.1 (Oreo)
Download Size: 1.99 GB


How To Flash Oppo CPH1803 Firmware

Step 1: Download and extract Oppo CPH1803 flash file on your Computer.

Step 2: Install Qualcomm USB Driver (skip if the Driver already installed).

Step 3: Use MSM Download Tool or any .OFP Firmware flasher interface.

Step 4: Connect your Oppo device to the Computer and flash.

Step 5: Use Recovery Mode and apply update from SD Card for flash OTA packages.


[*] The Stock Firmware help to recover OS upgrade, dead issue, user security lock, and any software related problems.

[*] At ROM flashing process your all user database will be removed. Take a backup before flashing your Oppo A3S Android phone. These rules help you to recover the database after flash including (Phonebook, Applications, Music, Videos, Images).

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