How to Flash Oppo A3s with Flash Tool, Firmware or Stock ROM

Earlier on when Oppo A3s was released we published a post to show our readers the features, specifications and price of this most adorable Oppo device called A3s. As well as how you can perform a hard or soft reset when your A3s becomes unresponsive or should you choose to give to someone else with no data in it.

Usually, a hard or soft reset with the guide provided for Oppo A3s is supposed to fix any possible software issue you might be experiencing with your Oppo A3s or other similar Android devices that the quick fixing guide for issues like camera, Bluetooth, SIM, Wi-Fi, YouTube or other malfunction could solve. But if you have tried that already and it failed then, you should probably opt-in for formatting, in this case, I will show you how to use Qualcomm Flash Image Loader (QFIL) Tool to format your A3s.

Just before you follow the tips below to upgrade or downgrade your Oppo A3s. Do a backup of your personal data (if you can) before flashing:

• Setup an auto or carry out a manual backup regularly of your Oppo A3s following our guide here with data or Wi-Fi connection.
• You can also backup your Oppo A3s offline – without internet connection following the steps provided here.

We have two methods to do this:

*Flashing with QFIL Flash Tool

*Easy Steps on how to flash Oppo A3s Using MSM Download Tool

 

Steps on how to flash Oppo A3s with QFIL Flash Tool:

First of all, visit our Firmware page and download the flash file for your:

• Oppo A3s
• Note: You will need to place your phone on charge with a working charger till you are sure it has charged above 50 percent before your formatting process commences else your phone might not wake up even after formatting.
• Next, you will have to follow the instruction of using a QFIL Flash Tool as explained here below.

Step 1: Download and install USB drivers on Your PC for Oppo A3s.

Step 2: Or you download and install USB drivers (Preferable) from here.

Step 3: Download QFIL Flash tool (latest version is preferable) from here.

Step 4: Download the stock ROM or Firmware of the Oppo A3s you want to flash.

Step 5: Extract QFIL flash Tool and open the folder, now run (launch) the QFIL flash tool as administrator.

Step 6: Now extract the stock ROM or Firmware you downloaded and go back to QFIL flash tool.

Step 7: Turn off your Oppo A3s

Step 8: Now, you will have to press and hold down the Volume UP  and Power Button simultaneously.

Step 9: You Connect your Oppo A3s to your PC with a good working USB cable.

Step 10: Now, using the QFIL flash tool. Browse to locate the flash file and click on the download button.

 

Step 11: After the above step the flashing will start on your Oppo A3s.

Step 12: The process should take around 10 to 15 minutes to complete. Be patient and wait till you see Flashing Completed.

Step 13: After the above your Oppo A3s will reboot automatically.

Step 14: That’s all. Disconnect your Oppo A3s and enjoy.

Tips to Remember:

• This update is meant for Oppo A3s users only.
• THEUPSPOT is in no way responsible for any damage you might have on your Oppo A3s while installing the update.

• The usual upgrade steps require the use of a PC or Laptop to carry out the firmware flashing.

• Ensure that you have updated and working USB drivers installed.