OPPO Reno8 5G
Android 12.0
Select help topic
1. Find "Reset phone"
Slide two fingers downwards starting from the top of the screen.
Press the settings icon.
Press System settings.
Press Back up and reset.
Press Reset phone.
2. Restore factory default settings
Press Erase all data.
Press Erase data.
Press Erase data. Wait a moment while the factory default settings are restored. Follow the instructions on the screen to set up your phone and prepare it for use.