Turn off your phone. Press and hold the Power and Volume Down buttons simultaneously until the Oppo logo appears.
If the Nougat-based ColorOS update is available, tap . Method 2: Manual Update via Recovery Mode Oppo F3 Update Android Nougat 7.1.1
Ensure your Oppo F3 has at least 60% battery to prevent the phone from shutting down mid-update. Turn off your phone
Toggle settings faster and reply to messages directly from the notification bar. Oppo F3 Update Android Nougat 7.1.1