Oppo A3s Hard Reset delete all data// Oppo all mobile hard reset

To perform a hard reset on an Oppo A3s, you can follow these steps:
Power off your Oppo A3s completely.
Press and hold down the Power button and the Volume Down button simultaneously.
Keep holding both buttons until you see the Oppo logo appear on the screen.
Release both buttons once the Oppo logo appears.
Your Oppo A3s should now enter the recovery mode.
In the recovery mode, you can use the Volume buttons to navigate through the options.
Select "Wipe data/factory reset" using the Volume buttons and confirm with the Power button.
Select "Yes" to confirm the reset.
Wait for the reset process to complete.
Once done, select "Reboot system now" to restart your Oppo A3s.
Please note that performing a factory reset will erase all data on your device, so make sure to back up any important files before proceeding.