[Oppo F11 too] March 2021 security patch rolling out for Oppo A9 and Find X

by Megha Malv


Oppo released the March 2021 security patch to the Oppo F11 with ColorOS 11.1. The software version of this update is CPH1911_11_F.07 and the size of this update is 228MB.



[Original Article: March 08, 2021]

Back in 2019, Oppo launched its budget smartphone Oppo A9 with 4GB of RAM and 128GB of storage. The phone comes with a big 6.5-inch fullHD+ display, dual-camera setup, 4020mAh battery, 16MP selfie camera, and more.

In addition, the smartphone is powered by MediaTek Helio P70 Soc and preinstalled with ColorOS 6 based on Android 9 Pie.

Now, OPPO has begun to rollout a new software update for OPPO A9 and OPPO Find X users. The latest update improves system security by installing the latest Android security patch released in March 2021.

Moreover, OPPO A9 has received the ColorOS 11 update based on Android 11, but Find X users have received the latest major Android 10 update for ColorOS 7.

Apart from this, there’s no features and optimization have been added to the smartphone. Below you can check the changelog and software version.

Meanwhile, the company is also rolling out the features of the latest Android 11 for its couple of eligible devices with the ColorOS 11. And many others are also joining the beta program, the company has also released the roadmap for the rollout of the ColorOS 11 along with the time period.

Updated Software Version:


  • Build- CPH1938_11_F.07
  • Package size- 793MB


  • Build-CPH1871EX_11_F.33
  • Package size- 139MB

Updated Changelog:


  • Added the March 2021 Android security patches to enhance system security

How to update:

  • Open device’s Settings
  • Scroll down and select Software updates
  • Click the Download and install option.


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