Archives for Oppo Phones and Tablet Device Flash File Database. SELECT MODEL:

Stock ROM (Firmware)Brand
Oppo A3SOppo
Oppo A3S CPH1803Oppo

How do u download Stock ROM (Firmware) 

 If you also want to download and install Stock ROM on your Oppo phone and tablet Device. It also allows users to free download and sharing. So, Now click the Oppo Firmware file download link, click the model number and open a new window, then click the download tab to start the Oppo firmware zip package download.