The Oppo A57 4G is a 2022 Android 12, upgradable to Android 14, ColorOS 14 smartphone powered by the Mediatek MT6765G Helio G35 (12 nm) with 3GB | 4GB and 128GB | 64GB internal storage. It features a 6.6", IPS LCD, 720.0x1612.0 display and is available in Glowing Black, Glowing Green.

The A57 4G is equipped with a Li-Po 5000 mAh, a 13 MP, 1080p@30fps main camera, a 8 MP, 1080p@30fps front camera. The device uses a Nano-SIM + Nano-SIM configuration. It weighs 187 g.

Factory resetting your Oppo A57 4G through the Settings menu is the easiest way to erase all personal data and restore the device to factory defaults. This method is ideal when the phone is still accessible and functional. All apps, contacts, photos and accounts will be permanently removed so ensure you have backed up everything important first.

All personal data, accounts, and apps will be permanently removed.