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How To Update Oppo A3 CPH1837 To Android 8.1 Oreo

Oppo A3 CPH1837 was launched in April 2018, The phone CPU powered by Octa-core 4×2.0 GHz  & 4×2.0 GHz MediaTek MT6771 Helio P60, and it comes with 4 GB RAM and 128 GB ROM, up to 256 GB via microSD, Oppo A3 CPH1837 comes with Primary camera 16 MP and 8 MP in front, and powered by Non-removable Li-Ion 3400 mAh battery, In this new tutorial, you will learn how to update Oppo A3 CPH1837 to the official Android 8.1 Oreo using SP FlashTool.

If you are a user of Android phones and you need to Update your smartphone by a computer, In this article, we will provide you download Official Link For Update Oppo A3 CPH1837 (Flash File) and How to install it on your Pc or Laptop successfully using SP FlashTool.

It’s very important that the smartphone will be updated to the latest stable version of Android. This will also allow you to unbrick your Oppo A3 CPH1837 if it is stuck on the lockscreen, remove pattern lockrestarts in bootloop or if you decide to update it for any reason. Today we will see How to install Android 8.1 Oreo in the Oppo A3 CPH1837.

If you have made the decision to install Rom to an Oppo A3 CPH1837, you should know that installing ROM will erase all your data from your device, so we recommend that you take a backup copy of your files (SMS, contacts, applications, documents, music, photos, etc.) to avoid losing it.

Read More: Hard Reset Oppo A3 – Factory Reset Oppo

How To Update Oppo A3 CPH1837 To Android 8.1 Oreo:

Before you begin updating your Oppo mobile, it is important to have all the tools at hand:

Update Oppo A39 Via SD Card

1- Copy the download Oppo A3 CPH1837 ROM file on your SD card.

2- Restart your OPPO mobile in Recovery mode:

  • press & hold the Volume Down + Power Button for a few seconds.
  • Release all keys When the Oppo logo Appears on the screen.

3- Select English using Volume Buttons to browse & Power Button to select.

4- To make a smooth installation, it is first necessary to format your Oppo A3 CPH1837

  • Select “Wipe data and cache
  • Then “Wipe data and cache“,
  • Press “yes” when finished.

5- Now on the Recovery menu, Select Install from SD card, and browse on the Oppo A3 CPH1837 you copied in your SD card & click on it to  start the installation

6- The flashing process might take some time to complete.

7- Well done! you have successfully Update Oppo A3 CPH1837 to Android 8.1 Oreo, click on “Reboot” to restart your Oppo mobile.
Note: be patient, the first reboot takes a few minutes.

Update Oppo A3 CPH1837 Via SP FlashTool:

1- Run Flash_tool.exe:

2-Click on Download Agent, find and locate the download agent File (it should be in the flash tool folder) and press Open.

3-Click on Scatter-loading, find and locate the Firmware Oppo A3 CPH1837 Scatter File and press Open.

4-Now click on Download button.

5- Connect your Oppo A3 CPH1837:

  • Turn off your device.
  • Remove Sim card and SD card to prevent data loss
  • Connect your Vivo to your computer via USB cable.

6-You ‘ll see this info and the flash process automatically starts:

7-The flashing process might take some time to complete.

5- That’s all! you have successfully Update Oppo A3 CPH1837 to Android 8.1 Oreo.

Read also: How To Update Oppo A3s To Android 8.1 Oreo


Joe abouza

abouza Youssef, tech blogger, Nationality Moroccan, I am 29 years old. I live and work in france. I love blogging and i am interested in everything new in the world of technology.

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