Updating your Oppo F3 to Android 7.1.1 (often paired with ) introduces several performance and interface improvements:
Connect to a stable Wi-Fi network and ensure your battery is above 50%. Go to > Software Updates . Oppo F3 Nougat 7.1.1 Update Download
Long-press app icons to access specific tasks directly from the home screen. Updating your Oppo F3 to Android 7