Factory Reset Oppo F9 (F9 Pro)

OS: Android 8.1 (Oreo); ColorOS 5.2

CPU: Octa-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)

Display: 6.3 inches, 97.4 cm²

Battery: Non-removable Li-Po 3500 mAh battery

User data format and reset Oppo F9 (F9 Pro) to factory settings.

Before resetting to factory settings, it is recommended to remember the login and password from your Google account or delete your Google account if you are going to sell your phone. In this way, you will avoid problems with the Factory Reset Protection function, which asks for a password for a Google account.

Before reset Oppo F9 (F9 Pro), follow these steps.

1. Charge your phone battery to at least 70%.
2. Copy your contacts, photos and user data to a flash drive or PC.
3. Logout from your Google Account.