The Oppo A9 2020 launched with Android 9.0 (Pie) and ColorOS 6. Out of the box, the device has received significant updates over the years.
ColorOS 11 is well-optimized for the Snapdragon 665. Scrolling through social media, YouTube, and calls feels fluid. The RAM expansion feature (virtual RAM) in newer builds genuinely helps keep 4-5 apps in the background. Oppo A9 2020 Firmware