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Oppo A3S was launched in July 2018. The device came out of the box with Android 8.1 Oreo. Here we will guide on how to download and install the Stock ROM on Oppo A3S (CPH1803EX) smartphone.
Did you brick your device or Want to fresh install the Stock ROM on Oppo A3S (CPH1803EX)? then you are in the right place. Here we will guide on how to download and install the Stock firmware on Oppo A3S. Oppo A3S came out of the box with Android 8.1 Oreo with Oppo's own ColorOS 5.0. The device is powered by Qualcomm processor. To install Stock ROM on Qualcomm powered device, you need software known as QFIL Tool, Formally also called Qualcomm Flash Image Loader. Download the Oppo A3S Stock Firmware, drivers and QFIL tool, then you can follow our guide to install the firmware on Oppo A3S.
How to Install Stock ROM on Oppo A3S (CPH1803EX)
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