File ^new^ - Oppo A3s Cph1803 Flash

The device launched with Android 8.1 (ColorOS 5.2.1) and received updates up to Android 9.0 (ColorOS 6). Most recent firmware files will be based on ColorOS 6.

Ensure you download the correct CPH1803 firmware. Regional versions (like Indonesian versions ending in "EX") must match your device for stability. oppo a3s cph1803 flash file

Recovers the phone from a "dead" state due to failed software updates or modifications. The device launched with Android 8