Firmware Oppo A57s | 95% EXTENDED |

No PC required.

: Firmware flashing or major updates can lead to data loss. Always back up your photos and contacts. Battery Level : Ensure your device has at least 50% battery to prevent it from shutting down mid-process. Official Sources Firmware OPPO A57s

At launch, the A57s shipped with:

If your phone is not booting or you want to manually upgrade: Official Support : Download the official firmware package from the OPPO Support Website Recovery Mode No PC required

: A stable version released around late 2023. Firmware OPPO A57s